tweak hotkeys, add info panel, optimize fonts and hotkeys for about and info panel.

cargo fmt
move logo to them file.
2025-11-17 00:05:02 -08:00 · 2025-10-26 02:32:11 -07:00 · 2025-10-26 02:30:46 -07:00 · 2025-10-26 02:18:01 -07:00 · 2025-10-26 02:16:42 -07:00 · 2025-10-06 12:05:12 -07:00
36 changed files with 7492 additions and 148 deletions
@@ -1,3 +1,7 @@
 /target
 .vscode/
 /socktop-wasm-test/target
+
+# Documentation files from development sessions (context-specific, not for public repo)
+/OPTIMIZATION_PROCESS_DETAILS.md
+/THREAD_SUPPORT.md
@@ -137,7 +137,7 @@ dependencies = [
 "axum-core",
 "axum-macros",
 "base64",
- "bytes",
+ "bytes 1.10.1",
 "futures-util",
 "http",
 "http-body",
@@ -172,7 +172,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "09f2bd6146b97ae3359fa0cc6d6b376d9539582c7b4220f041a33ec24c226199"
 dependencies = [
 "async-trait",
- "bytes",
+ "bytes 1.10.1",
 "futures-util",
 "http",
 "http-body",
@@ -204,7 +204,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c1ad46c3ec4e12f4a4b6835e173ba21c25e484c9d02b49770bf006ce5367c036"
 dependencies = [
 "arc-swap",
- "bytes",
+ "bytes 1.10.1",
 "futures-util",
 "http",
 "http-body",
@@ -227,7 +227,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6806a6321ec58106fea15becdad98371e28d92ccbc7c8f1b3b6dd724fe8f1002"
 dependencies = [
 "addr2line",
- "cfg-if",
+ "cfg-if 1.0.1",
 "libc",
 "miniz_oxide",
 "object",
@@ -247,7 +247,7 @@ version = "0.69.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "271383c67ccabffb7381723dea0672a673f292304fcb45c01cc648c7a8d58088"
 dependencies = [
- "bitflags",
+ "bitflags 2.9.1",
 "cexpr",
 "clang-sys",
 "itertools 0.12.1",
@@ -264,6 +264,12 @@ dependencies = [
 "which",
 ]

+[[package]]
+name = "bitflags"
+version = "1.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
+
 [[package]]
 name = "bitflags"
 version = "2.9.1"
@@ -302,6 +308,16 @@ version = "1.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1fd0f2584146f6f2ef48085050886acf353beff7305ebd1ae69500e27c67f64b"

+[[package]]
+name = "bytes"
+version = "0.4.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "206fdffcfa2df7cbe15601ef46c813fce0965eb3286db6b56c583b814b51c81c"
+dependencies = [
+ "byteorder",
+ "iovec",
+]
+
 [[package]]
 name = "bytes"
 version = "1.10.1"
@@ -343,6 +359,12 @@ dependencies = [
 "nom",
 ]

+[[package]]
+name = "cfg-if"
+version = "0.1.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4785bdd1c96b2a846b2bd7cc02e86b6b3dbf14e7e53446c4f54c92a361040822"
+
 [[package]]
 name = "cfg-if"
 version = "1.0.1"
@@ -373,6 +395,15 @@ dependencies = [
 "libloading",
 ]

+[[package]]
+name = "cloudabi"
+version = "0.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ddfc5b9aa5d4507acaf872de71051dfd0e309860e88966e1051e462a077aac4f"
+dependencies = [
+ "bitflags 1.3.2",
+]
+
 [[package]]
 name = "cmake"
 version = "0.1.54"
@@ -389,7 +420,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3b79c4069c6cad78e2e0cdfcbd26275770669fb39fd308a752dc110e83b9af32"
 dependencies = [
 "castaway",
- "cfg-if",
+ "cfg-if 1.0.1",
 "itoa",
 "rustversion",
 "ryu",
@@ -427,7 +458,37 @@ version = "1.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9481c1c90cbf2ac953f07c8d4a58aa3945c425b7185c9154d67a65e4230da511"
 dependencies = [
- "cfg-if",
+ "cfg-if 1.0.1",
+]
+
+[[package]]
+name = "crossbeam-queue"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7c979cd6cfe72335896575c6b5688da489e420d36a27a0b9eb0c73db574b4a4b"
+dependencies = [
+ "crossbeam-utils 0.6.6",
+]
+
+[[package]]
+name = "crossbeam-utils"
+version = "0.6.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "04973fa96e96579258a5091af6003abde64af786b860f18622b82e026cca60e6"
+dependencies = [
+ "cfg-if 0.1.10",
+ "lazy_static",
+]
+
+[[package]]
+name = "crossbeam-utils"
+version = "0.7.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c3c7c73a2d1e9fc0886a08b93e98eb643461230d5f1925e4036204d5f2e261a8"
+dependencies = [
+ "autocfg",
+ "cfg-if 0.1.10",
+ "lazy_static",
 ]

 [[package]]
@@ -436,14 +497,14 @@ version = "0.27.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f476fe445d41c9e991fd07515a6f463074b782242ccf4a5b7b1d1012e70824df"
 dependencies = [
- "bitflags",
+ "bitflags 2.9.1",
 "crossterm_winapi",
 "libc",
 "mio 0.8.11",
- "parking_lot",
+ "parking_lot 0.12.4",
 "signal-hook",
 "signal-hook-mio",
- "winapi",
+ "winapi 0.3.9",
 ]

 [[package]]
@@ -452,14 +513,14 @@ version = "0.28.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "829d955a0bb380ef178a640b91779e3987da38c9aea133b20614cfed8cdea9c6"
 dependencies = [
- "bitflags",
+ "bitflags 2.9.1",
 "crossterm_winapi",
 "mio 1.0.4",
- "parking_lot",
+ "parking_lot 0.12.4",
 "rustix 0.38.44",
 "signal-hook",
 "signal-hook-mio",
- "winapi",
+ "winapi 0.3.9",
 ]

 [[package]]
@@ -468,7 +529,7 @@ version = "0.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "acdd7c62a3665c7f6830a51635d9ac9b23ed385797f70a83bb8bafe9c572ab2b"
 dependencies = [
- "winapi",
+ "winapi 0.3.9",
 ]

 [[package]]
@@ -553,7 +614,7 @@ version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b98cf8ebf19c3d1b223e151f99a4f9f0690dca41414773390fc824184ac833e1"
 dependencies = [
- "cfg-if",
+ "cfg-if 1.0.1",
 "dirs-sys-next",
 ]

@@ -565,7 +626,7 @@ checksum = "4ebda144c4fe02d1f7ea1a7d9641b6fc6b580adcfa024ae48797ecdeb6825b4d"
 dependencies = [
 "libc",
 "redox_users",
- "winapi",
+ "winapi 0.3.9",
 ]

 [[package]]
@@ -662,6 +723,28 @@ version = "1.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "42703706b716c37f96a77aea830392ad231f44c9e9a67872fa5548707e11b11c"

+[[package]]
+name = "fuchsia-zircon"
+version = "0.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2e9763c69ebaae630ba35f74888db465e49e259ba1bc0eda7d06f4a067615d82"
+dependencies = [
+ "bitflags 1.3.2",
+ "fuchsia-zircon-sys",
+]
+
+[[package]]
+name = "fuchsia-zircon-sys"
+version = "0.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3dcaa9ae7725d12cdb85b3ad99a434db70b468c09ded17e012d86b5c1010f7a7"
+
+[[package]]
+name = "futures"
+version = "0.1.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3a471a38ef8ed83cd6e40aa59c1ffe17db6855c18e3604d9c4ed8c08ebc28678"
+
 [[package]]
 name = "futures"
 version = "0.3.31"
@@ -767,7 +850,7 @@ version = "0.2.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "335ff9f135e4384c8150d6f27c6daed433577f86b4750418338c01a1a2528592"
 dependencies = [
- "cfg-if",
+ "cfg-if 1.0.1",
 "libc",
 "wasi 0.11.1+wasi-snapshot-preview1",
 ]
@@ -778,7 +861,7 @@ version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "26145e563e54f2cadc477553f1ec5ee650b00862f0a58bcd12cbdc5f0ea2d2f4"
 dependencies = [
- "cfg-if",
+ "cfg-if 1.0.1",
 "libc",
 "r-efi",
 "wasi 0.14.2+wasi-0.2.4",
@@ -818,7 +901,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f3c0b69cfcb4e1b9f1bf2f53f95f766e4661169728ec61cd3fe5a0166f2d1386"
 dependencies = [
 "atomic-waker",
- "bytes",
+ "bytes 1.10.1",
 "fnv",
 "futures-core",
 "futures-sink",
@@ -847,6 +930,12 @@ version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2304e00983f87ffb38b55b444b5e3b60a884b5d30c0fca7d82fe33449bbe55ea"

+[[package]]
+name = "hermit-abi"
+version = "0.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fc0fef456e4baa96da950455cd02c081ca953b141298e41db3fc7e36b1da849c"
+
 [[package]]
 name = "home"
 version = "0.5.11"
@@ -864,7 +953,7 @@ checksum = "3c731c3e10504cc8ed35cfe2f1db4c9274c3d35fa486e3b31df46f068ef3e867"
 dependencies = [
 "libc",
 "match_cfg",
- "winapi",
+ "winapi 0.3.9",
 ]

 [[package]]
@@ -873,7 +962,7 @@ version = "1.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f4a85d31aea989eead29a3aaf9e1115a180df8282431156e533de47660892565"
 dependencies = [
- "bytes",
+ "bytes 1.10.1",
 "fnv",
 "itoa",
 ]
@@ -884,7 +973,7 @@ version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1efedce1fb8e6913f23e0c92de8e62cd5b772a67e7b3946df930a62566c93184"
 dependencies = [
- "bytes",
+ "bytes 1.10.1",
 "http",
 ]

@@ -894,7 +983,7 @@ version = "0.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b021d93e26becf5dc7e1b75b1bed1fd93124b374ceb73f43d4d4eafec896a64a"
 dependencies = [
- "bytes",
+ "bytes 1.10.1",
 "futures-core",
 "http",
 "http-body",
@@ -919,7 +1008,7 @@ version = "1.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cc2b571658e38e0c01b1fdca3bbbe93c00d3d71693ff2770043f8c29bc7d6f80"
 dependencies = [
- "bytes",
+ "bytes 1.10.1",
 "futures-channel",
 "futures-util",
 "h2",
@@ -929,7 +1018,7 @@ dependencies = [
 "httpdate",
 "itoa",
 "pin-project-lite",
- "smallvec",
+ "smallvec 1.15.1",
 "tokio",
 ]

@@ -939,7 +1028,7 @@ version = "0.1.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8d9b05277c7e8da2c93a568989bb6207bef0112e8d17df7a6eda4a3cf143bc5e"
 dependencies = [
- "bytes",
+ "bytes 1.10.1",
 "futures-core",
 "http",
 "http-body",
@@ -1010,7 +1099,7 @@ dependencies = [
 "icu_normalizer_data",
 "icu_properties",
 "icu_provider",
- "smallvec",
+ "smallvec 1.15.1",
 "zerovec",
 ]

@@ -1072,7 +1161,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "686f825264d630750a544639377bae737628043f20d38bbc029e8f29ea968a7e"
 dependencies = [
 "idna_adapter",
- "smallvec",
+ "smallvec 1.15.1",
 "utf8_iter",
 ]

@@ -1131,8 +1220,17 @@ version = "0.7.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d93587f37623a1a17d94ef2bc9ada592f5465fe7732084ab7beefabe5c77c0c4"
 dependencies = [
- "bitflags",
- "cfg-if",
+ "bitflags 2.9.1",
+ "cfg-if 1.0.1",
+ "libc",
+]
+
+[[package]]
+name = "iovec"
+version = "0.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b2b3ea6ff95e175473f8ffe6a7eb7c00d054240321b84c57051175fe3c1e075e"
+dependencies = [
 "libc",
 ]

@@ -1180,6 +1278,16 @@ dependencies = [
 "wasm-bindgen",
 ]

+[[package]]
+name = "kernel32-sys"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7507624b29483431c0ba2d82aece8ca6cdba9382bff4ddd0f7490560c056098d"
+dependencies = [
+ "winapi 0.2.8",
+ "winapi-build",
+]
+
 [[package]]
 name = "lazy_static"
 version = "1.5.0"
@@ -1213,7 +1321,7 @@ version = "0.8.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "07033963ba89ebaf1584d767badaa2e8fcec21aedea6b8c0346d487d49c28667"
 dependencies = [
- "cfg-if",
+ "cfg-if 1.0.1",
 "windows-targets 0.53.3",
 ]

@@ -1223,7 +1331,7 @@ version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "391290121bad3d37fbddad76d8f5d1c1c314cfc646d143d7e07a3086ddff0ce3"
 dependencies = [
- "bitflags",
+ "bitflags 2.9.1",
 "libc",
 ]

@@ -1245,6 +1353,15 @@ version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "241eaef5fd12c88705a01fc1066c48c4b36e0dd4377dcdc7ec3942cea7a69956"

+[[package]]
+name = "lock_api"
+version = "0.3.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c4da24a77a3d8a6d4862d95f72e6fdb9c09a643ecdb402d754004a557f2bec75"
+dependencies = [
+ "scopeguard",
+]
+
 [[package]]
 name = "lock_api"
 version = "0.4.13"
@@ -1300,6 +1417,12 @@ version = "0.7.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0e7465ac9959cc2b1404e8e2367b43684a6d13790fe23056cc8c6c5a6b7bcb94"

+[[package]]
+name = "maybe-uninit"
+version = "2.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "60302e4db3a61da70c0cb7991976248362f30319e88850c487b9b95bbf059e00"
+
 [[package]]
 name = "memchr"
 version = "2.7.5"
@@ -1327,6 +1450,25 @@ dependencies = [
 "adler2",
 ]

+[[package]]
+name = "mio"
+version = "0.6.23"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4afd66f5b91bf2a3bc13fad0e21caedac168ca4c707504e75585648ae80e4cc4"
+dependencies = [
+ "cfg-if 0.1.10",
+ "fuchsia-zircon",
+ "fuchsia-zircon-sys",
+ "iovec",
+ "kernel32-sys",
+ "libc",
+ "log",
+ "miow 0.2.2",
+ "net2",
+ "slab",
+ "winapi 0.2.8",
+]
+
 [[package]]
 name = "mio"
 version = "0.8.11"
@@ -1351,12 +1493,67 @@ dependencies = [
 "windows-sys 0.59.0",
 ]

+[[package]]
+name = "mio-named-pipes"
+version = "0.1.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0840c1c50fd55e521b247f949c241c9997709f23bd7f023b9762cd561e935656"
+dependencies = [
+ "log",
+ "mio 0.6.23",
+ "miow 0.3.7",
+ "winapi 0.3.9",
+]
+
+[[package]]
+name = "mio-uds"
+version = "0.6.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "afcb699eb26d4332647cc848492bbc15eafb26f08d0304550d5aa1f612e066f0"
+dependencies = [
+ "iovec",
+ "libc",
+ "mio 0.6.23",
+]
+
+[[package]]
+name = "miow"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ebd808424166322d4a38da87083bfddd3ac4c131334ed55856112eb06d46944d"
+dependencies = [
+ "kernel32-sys",
+ "net2",
+ "winapi 0.2.8",
+ "ws2_32-sys",
+]
+
+[[package]]
+name = "miow"
+version = "0.3.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b9f1c5b025cda876f66ef43a113f91ebc9f4ccef34843000e0adf6ebbab84e21"
+dependencies = [
+ "winapi 0.3.9",
+]
+
 [[package]]
 name = "multimap"
 version = "0.10.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1d87ecb2933e8aeadb3e3a02b828fed80a7528047e68b4f424523a0981a3a084"

+[[package]]
+name = "net2"
+version = "0.2.39"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b13b648036a2339d06de780866fbdfda0dde886de7b3af2ddeba8b14f4ee34ac"
+dependencies = [
+ "cfg-if 0.1.10",
+ "libc",
+ "winapi 0.3.9",
+]
+
 [[package]]
 name = "nom"
 version = "7.1.3"
@@ -1373,7 +1570,7 @@ version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e8a3895c6391c39d7fe7ebc444a87eb2991b2a0bc718fdabd071eec617fc68e4"
 dependencies = [
- "winapi",
+ "winapi 0.3.9",
 ]

 [[package]]
@@ -1383,7 +1580,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "77a8165726e8236064dbb45459242600304b42a5ea24ee2948e18e023bf7ba84"
 dependencies = [
 "overload",
- "winapi",
+ "winapi 0.3.9",
 ]

 [[package]]
@@ -1401,13 +1598,23 @@ dependencies = [
 "autocfg",
 ]

+[[package]]
+name = "num_cpus"
+version = "1.17.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "91df4bbde75afed763b708b7eee1e8e7651e02d97f6d5dd763e89367e957b23b"
+dependencies = [
+ "hermit-abi",
+ "libc",
+]
+
 [[package]]
 name = "nvml-wrapper"
 version = "0.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0c9bff0aa1d48904a1385ea2a8b97576fbdcbc9a3cfccd0d31fe978e1c4038c5"
 dependencies = [
- "bitflags",
+ "bitflags 2.9.1",
 "libloading",
 "nvml-wrapper-sys",
 "static_assertions",
@@ -1430,7 +1637,7 @@ version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1c10c2894a6fed806ade6027bcd50662746363a9589d3ec9d9bef30a4e4bc166"
 dependencies = [
- "bitflags",
+ "bitflags 2.9.1",
 ]

 [[package]]
@@ -1464,14 +1671,40 @@ version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b15813163c1d831bf4a13c3610c05c0d03b39feb07f7e09fa234dac9b15aaf39"

+[[package]]
+name = "parking_lot"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f842b1982eb6c2fe34036a4fbfb06dd185a3f5c8edfaacdf7d1ea10b07de6252"
+dependencies = [
+ "lock_api 0.3.4",
+ "parking_lot_core 0.6.3",
+ "rustc_version",
+]
+
 [[package]]
 name = "parking_lot"
 version = "0.12.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "70d58bf43669b5795d1576d0641cfb6fbb2057bf629506267a92807158584a13"
 dependencies = [
- "lock_api",
- "parking_lot_core",
+ "lock_api 0.4.13",
+ "parking_lot_core 0.9.11",
+]
+
+[[package]]
+name = "parking_lot_core"
+version = "0.6.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bda66b810a62be75176a80873726630147a5ca780cd33921e0b5709033e66b0a"
+dependencies = [
+ "cfg-if 0.1.10",
+ "cloudabi",
+ "libc",
+ "redox_syscall 0.1.57",
+ "rustc_version",
+ "smallvec 0.6.14",
+ "winapi 0.3.9",
 ]

 [[package]]
@@ -1480,10 +1713,10 @@ version = "0.9.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bc838d2a56b5b1a6c25f55575dfc605fabb63bb2365f6c2353ef9159aa69e4a5"
 dependencies = [
- "cfg-if",
+ "cfg-if 1.0.1",
 "libc",
- "redox_syscall",
- "smallvec",
+ "redox_syscall 0.5.17",
+ "smallvec 1.15.1",
 "windows-targets 0.52.6",
 ]

@@ -1627,7 +1860,7 @@ version = "0.13.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2796faa41db3ec313a31f7624d9286acf277b52de526150b7e69f3debf891ee5"
 dependencies = [
- "bytes",
+ "bytes 1.10.1",
 "prost-derive",
 ]

@@ -1788,7 +2021,7 @@ version = "0.28.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fdef7f9be5c0122f890d58bdf4d964349ba6a6161f705907526d891efabba57d"
 dependencies = [
- "bitflags",
+ "bitflags 2.9.1",
 "cassowary",
 "compact_str",
 "crossterm 0.28.1",
@@ -1816,13 +2049,19 @@ dependencies = [
 "yasna",
 ]

+[[package]]
+name = "redox_syscall"
+version = "0.1.57"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "41cc0f7e4d5d4544e8861606a285bb08d3e70712ccc7d2b84d7c0ccfaf4b05ce"
+
 [[package]]
 name = "redox_syscall"
 version = "0.5.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5407465600fb0548f1442edf71dd20683c6ed326200ace4b1ef0763521bb3b77"
 dependencies = [
- "bitflags",
+ "bitflags 2.9.1",
 ]

 [[package]]
@@ -1887,7 +2126,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a4689e6c2294d81e88dc6261c768b63bc4fcdb852be6d1352498b114f61383b7"
 dependencies = [
 "cc",
- "cfg-if",
+ "cfg-if 1.0.1",
 "getrandom 0.2.16",
 "libc",
 "untrusted",
@@ -1906,13 +2145,22 @@ version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "08d43f7aa6b08d49f382cde6a7982047c3426db949b1424bc4b7ec9ae12c6ce2"

+[[package]]
+name = "rustc_version"
+version = "0.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "138e3e0acb6c9fb258b19b67cb8abd63c00679d2851805ea151465464fe9030a"
+dependencies = [
+ "semver",
+]
+
 [[package]]
 name = "rustix"
 version = "0.38.44"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fdb5bc1ae2baa591800df16c9ca78619bf65c0488b41b96ccec5d11220d8c154"
 dependencies = [
- "bitflags",
+ "bitflags 2.9.1",
 "errno",
 "libc",
 "linux-raw-sys 0.4.15",
@@ -1925,7 +2173,7 @@ version = "1.0.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "11181fbabf243db407ef8df94a6ce0b2f9a733bd8be4ad02b4eda9602296cac8"
 dependencies = [
- "bitflags",
+ "bitflags 2.9.1",
 "errno",
 "libc",
 "linux-raw-sys 0.9.4",
@@ -2028,6 +2276,21 @@ dependencies = [
 "untrusted",
 ]

+[[package]]
+name = "semver"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1d7eb9ef2c18661902cc47e535f9bc51b78acd254da71d375c2f6720d9a40403"
+dependencies = [
+ "semver-parser",
+]
+
+[[package]]
+name = "semver-parser"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
+
 [[package]]
 name = "serde"
 version = "1.0.219"
@@ -2088,7 +2351,7 @@ version = "0.10.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e3bf829a2d51ab4a5ddf1352d8470c140cadc8301b2ae1789db023f01cedd6ba"
 dependencies = [
- "cfg-if",
+ "cfg-if 1.0.1",
 "cpufeatures",
 "digest",
 ]
@@ -2145,6 +2408,15 @@ version = "0.4.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "04dc19736151f35336d325007ac991178d504a119863a2fcb3758cdb5e52c50d"

+[[package]]
+name = "smallvec"
+version = "0.6.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b97fcaeba89edba30f044a10c6a3cc39df9c3f17d7cd829dd1446cab35f890e0"
+dependencies = [
+ "maybe-uninit",
+]
+
 [[package]]
 name = "smallvec"
 version = "1.15.1"
@@ -2182,7 +2454,7 @@ dependencies = [

 [[package]]
 name = "socktop_agent"
-version = "1.40.7"
+version = "1.40.70"
 dependencies = [
 "anyhow",
 "assert_cmd",
@@ -2205,6 +2477,7 @@ dependencies = [
 "tempfile",
 "time",
 "tokio",
+ "tokio-process",
 "tokio-tungstenite 0.21.0",
 "tonic-build",
 "tracing",
@@ -2387,7 +2660,7 @@ version = "1.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f60246a4944f24f6e018aa17cdeffb7818b76356965d03b07d6a9886e8962185"
 dependencies = [
- "cfg-if",
+ "cfg-if 1.0.1",
 ]

 [[package]]
@@ -2438,11 +2711,11 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "89e49afdadebb872d3145a5638b59eb0691ea23e46ca484037cfab3b76b95038"
 dependencies = [
 "backtrace",
- "bytes",
+ "bytes 1.10.1",
 "io-uring",
 "libc",
 "mio 1.0.4",
- "parking_lot",
+ "parking_lot 0.12.4",
 "pin-project-lite",
 "signal-hook-registry",
 "slab",
@@ -2451,6 +2724,27 @@ dependencies = [
 "windows-sys 0.59.0",
 ]

+[[package]]
+name = "tokio-executor"
+version = "0.1.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fb2d1b8f4548dbf5e1f7818512e9c406860678f29c300cdf0ebac72d1a3a1671"
+dependencies = [
+ "crossbeam-utils 0.7.2",
+ "futures 0.1.31",
+]
+
+[[package]]
+name = "tokio-io"
+version = "0.1.13"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "57fc868aae093479e3131e3d165c93b1c7474109d13c90ec0dda2a1bbfff0674"
+dependencies = [
+ "bytes 0.4.12",
+ "futures 0.1.31",
+ "log",
+]
+
 [[package]]
 name = "tokio-macros"
 version = "2.5.0"
@@ -2462,6 +2756,44 @@ dependencies = [
 "syn",
 ]

+[[package]]
+name = "tokio-process"
+version = "0.2.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "382d90f43fa31caebe5d3bc6cfd854963394fff3b8cb59d5146607aaae7e7e43"
+dependencies = [
+ "crossbeam-queue",
+ "futures 0.1.31",
+ "lazy_static",
+ "libc",
+ "log",
+ "mio 0.6.23",
+ "mio-named-pipes",
+ "tokio-io",
+ "tokio-reactor",
+ "tokio-signal",
+ "winapi 0.3.9",
+]
+
+[[package]]
+name = "tokio-reactor"
+version = "0.1.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "09bc590ec4ba8ba87652da2068d150dcada2cfa2e07faae270a5e0409aa51351"
+dependencies = [
+ "crossbeam-utils 0.7.2",
+ "futures 0.1.31",
+ "lazy_static",
+ "log",
+ "mio 0.6.23",
+ "num_cpus",
+ "parking_lot 0.9.0",
+ "slab",
+ "tokio-executor",
+ "tokio-io",
+ "tokio-sync",
+]
+
 [[package]]
 name = "tokio-rustls"
 version = "0.24.1"
@@ -2482,6 +2814,33 @@ dependencies = [
 "tokio",
 ]

+[[package]]
+name = "tokio-signal"
+version = "0.2.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d0c34c6e548f101053321cba3da7cbb87a610b85555884c41b07da2eb91aff12"
+dependencies = [
+ "futures 0.1.31",
+ "libc",
+ "mio 0.6.23",
+ "mio-uds",
+ "signal-hook-registry",
+ "tokio-executor",
+ "tokio-io",
+ "tokio-reactor",
+ "winapi 0.3.9",
+]
+
+[[package]]
+name = "tokio-sync"
+version = "0.1.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "edfe50152bc8164fcc456dab7891fa9bf8beaf01c5ee7e1dd43a397c3cf87dee"
+dependencies = [
+ "fnv",
+ "futures 0.1.31",
+]
+
 [[package]]
 name = "tokio-tungstenite"
 version = "0.21.0"
@@ -2515,7 +2874,7 @@ version = "0.7.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "14307c986784f72ef81c89db7d9e28d6ac26d16213b109ea501696195e6e3ce5"
 dependencies = [
- "bytes",
+ "bytes 1.10.1",
 "futures-core",
 "futures-sink",
 "pin-project-lite",
@@ -2632,7 +2991,7 @@ dependencies = [
 "once_cell",
 "regex",
 "sharded-slab",
- "smallvec",
+ "smallvec 1.15.1",
 "thread_local",
 "tracing",
 "tracing-core",
@@ -2646,7 +3005,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9ef1a641ea34f399a848dea702823bbecfb4c486f911735368f1f137cb8257e1"
 dependencies = [
 "byteorder",
- "bytes",
+ "bytes 1.10.1",
 "data-encoding",
 "http",
 "httparse",
@@ -2665,7 +3024,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "18e5b8366ee7a95b16d32197d0b2604b43a0be89dc5fac9f8e96ccafbaedda8a"
 dependencies = [
 "byteorder",
- "bytes",
+ "bytes 1.10.1",
 "data-encoding",
 "http",
 "httparse",
@@ -2784,7 +3143,7 @@ version = "0.2.100"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1edc8929d7499fc4e8f0be2262a241556cfc54a0bea223790e71446f2aab1ef5"
 dependencies = [
- "cfg-if",
+ "cfg-if 1.0.1",
 "once_cell",
 "rustversion",
 "wasm-bindgen-macro",
@@ -2810,7 +3169,7 @@ version = "0.4.50"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "555d470ec0bc3bb57890405e5d4322cc9ea83cebb085523ced7be4144dac1e61"
 dependencies = [
- "cfg-if",
+ "cfg-if 1.0.1",
 "js-sys",
 "once_cell",
 "wasm-bindgen",
@@ -2871,6 +3230,12 @@ dependencies = [
 "rustix 0.38.44",
 ]

+[[package]]
+name = "winapi"
+version = "0.2.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "167dc9d6949a9b857f3451275e911c3f44255842c1f7a76f33c55103a909087a"
+
 [[package]]
 name = "winapi"
 version = "0.3.9"
@@ -2881,6 +3246,12 @@ dependencies = [
 "winapi-x86_64-pc-windows-gnu",
 ]

+[[package]]
+name = "winapi-build"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2d315eee3b34aca4797b2da6b13ed88266e6d612562a0c46390af8299fc699bc"
+
 [[package]]
 name = "winapi-i686-pc-windows-gnu"
 version = "0.4.0"
@@ -3307,7 +3678,7 @@ version = "0.39.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6f42320e61fe2cfd34354ecb597f86f413484a798ba44a8ca1165c58d42da6c1"
 dependencies = [
- "bitflags",
+ "bitflags 2.9.1",
 ]

 [[package]]
@@ -3317,7 +3688,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2f902b4592b911109e7352bcfec7b754b07ec71e514d7dfa280eaef924c1cb08"
 dependencies = [
 "chrono",
- "futures",
+ "futures 0.3.31",
 "log",
 "serde",
 "thiserror 2.0.12",
@@ -3343,6 +3714,16 @@ version = "0.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ea2f10b9bb0928dfb1b42b65e1f9e36f7f54dbdf08457afefb38afcdec4fa2bb"

+[[package]]
+name = "ws2_32-sys"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d59cefebd0c892fa2dd6de581e937301d8552cb44489cdff035c6187cb63fa5e"
+dependencies = [
+ "winapi 0.2.8",
+ "winapi-build",
+]
+
 [[package]]
 name = "yasna"
 version = "0.5.2"
@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2025 Witty One Off
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
@@ -1,8 +0,0 @@
-socktop_agent: TLS enabled. Listening on wss://0.0.0.0:8433/ws
-socktop_agent: TLS enabled. Listening on wss://0.0.0.0:8433/ws
-socktop_agent: TLS enabled. Listening on wss://0.0.0.0:8433/ws
-Error: Address already in use (os error 98)
-socktop_agent: TLS enabled. Listening on wss://0.0.0.0:8433/ws
-Error: Address already in use (os error 98)
-socktop_agent: TLS enabled. Listening on wss://0.0.0.0:8443/ws
-socktop_agent: TLS enabled. Listening on wss://0.0.0.0:8443/ws
@@ -3,8 +3,9 @@
 mod app;
 mod history;
 mod profiles;
+mod retry;
 mod types;
-mod ui;
+mod ui; // pure retry timing logic

 use app::App;
 use profiles::{ProfileEntry, ProfileRequest, ResolveProfile, load_profiles, save_profiles};
@@ -0,0 +1,114 @@
+//! Pure retry timing logic (decoupled from App state / UI) for testability.
+use std::time::{Duration, Instant};
+
+/// Result of computing retry timing.
+#[derive(Debug, Clone, PartialEq, Eq)]
+pub struct RetryTiming {
+    pub should_retry_now: bool,
+    /// Seconds until next retry (Some(0) means ready now); None means inactive/no countdown.
+    pub seconds_until_retry: Option<u64>,
+}
+
+/// Compute retry timing given connection state inputs.
+///
+/// Inputs:
+/// - `disconnected`: true when connection_state == Disconnected.
+/// - `modal_active`: requires the connection error modal be visible to show countdown / trigger auto retry.
+/// - `original_disconnect_time`: time we first noticed disconnect.
+/// - `last_auto_retry`: time we last performed an automatic retry.
+/// - `now`: current time (injected for determinism / tests).
+/// - `interval`: retry interval duration.
+pub(crate) fn compute_retry_timing(
+    disconnected: bool,
+    modal_active: bool,
+    original_disconnect_time: Option<Instant>,
+    last_auto_retry: Option<Instant>,
+    now: Instant,
+    interval: Duration,
+) -> RetryTiming {
+    if !disconnected || !modal_active {
+        return RetryTiming {
+            should_retry_now: false,
+            seconds_until_retry: None,
+        };
+    }
+
+    let baseline = match last_auto_retry.or(original_disconnect_time) {
+        Some(b) => b,
+        None => {
+            return RetryTiming {
+                should_retry_now: false,
+                seconds_until_retry: None,
+            };
+        }
+    };
+
+    let elapsed = now.saturating_duration_since(baseline);
+    if elapsed >= interval {
+        RetryTiming {
+            should_retry_now: true,
+            seconds_until_retry: Some(0),
+        }
+    } else {
+        let remaining = interval - elapsed;
+        RetryTiming {
+            should_retry_now: false,
+            seconds_until_retry: Some(remaining.as_secs()),
+        }
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn inactive_when_not_disconnected() {
+        let now = Instant::now();
+        let rt = compute_retry_timing(false, true, Some(now), None, now, Duration::from_secs(30));
+        assert!(!rt.should_retry_now);
+        assert_eq!(rt.seconds_until_retry, None);
+    }
+
+    #[test]
+    fn countdown_progress_and_ready() {
+        let base = Instant::now();
+        let rt1 = compute_retry_timing(
+            true,
+            true,
+            Some(base),
+            None,
+            base + Duration::from_secs(10),
+            Duration::from_secs(30),
+        );
+        assert!(!rt1.should_retry_now);
+        assert_eq!(rt1.seconds_until_retry, Some(20));
+        let rt2 = compute_retry_timing(
+            true,
+            true,
+            Some(base),
+            None,
+            base + Duration::from_secs(30),
+            Duration::from_secs(30),
+        );
+        assert!(rt2.should_retry_now);
+        assert_eq!(rt2.seconds_until_retry, Some(0));
+    }
+
+    #[test]
+    fn uses_last_auto_retry_as_baseline() {
+        let base: Instant = Instant::now();
+        let last = base + Duration::from_secs(30); // one prior retry
+        // 10s after last retry => 20s remaining
+        let rt = compute_retry_timing(
+            true,
+            true,
+            Some(base),
+            Some(last),
+            last + Duration::from_secs(10),
+            Duration::from_secs(30),
+        );
+        assert!(!rt.should_retry_now);
+        assert_eq!(rt.seconds_until_retry, Some(20));
+    }
+}
@@ -42,8 +42,8 @@ pub fn per_core_content_area(area: Rect) -> Rect {
 /// Handles key events for per-core CPU bars.
 pub fn per_core_handle_key(scroll_offset: &mut usize, key: KeyEvent, page_size: usize) {
    match key.code {
-        KeyCode::Up => *scroll_offset = scroll_offset.saturating_sub(1),
-        KeyCode::Down => *scroll_offset = scroll_offset.saturating_add(1),
+        KeyCode::Left => *scroll_offset = scroll_offset.saturating_sub(1),
+        KeyCode::Right => *scroll_offset = scroll_offset.saturating_add(1),
        KeyCode::PageUp => {
            let step = page_size.max(1);
            *scroll_offset = scroll_offset.saturating_sub(step);
@@ -24,8 +24,16 @@ pub fn draw_disks(f: &mut ratatui::Frame<'_>, area: Rect, m: Option<&Metrics>) {
        return;
    }

+    // Filter duplicates by keeping first occurrence of each unique name
+    let mut seen_names = std::collections::HashSet::new();
+    let unique_disks: Vec<_> = mm
+        .disks
+        .iter()
+        .filter(|d| seen_names.insert(d.name.clone()))
+        .collect();
+
    let per_disk_h = 3u16;
-    let max_cards = (inner.height / per_disk_h).min(mm.disks.len() as u16) as usize;
+    let max_cards = (inner.height / per_disk_h).min(unique_disks.len() as u16) as usize;

    let constraints: Vec<Constraint> = (0..max_cards)
        .map(|_| Constraint::Length(per_disk_h))
@@ -36,7 +44,7 @@ pub fn draw_disks(f: &mut ratatui::Frame<'_>, area: Rect, m: Option<&Metrics>) {
        .split(inner);

    for (i, slot) in rows.iter().enumerate() {
-        let d = &mm.disks[i];
+        let d = unique_disks[i];
        let used = d.total.saturating_sub(d.available);
        let ratio = if d.total > 0 {
            used as f64 / d.total as f64
@@ -53,23 +61,43 @@ pub fn draw_disks(f: &mut ratatui::Frame<'_>, area: Rect, m: Option<&Metrics>) {
            ratatui::style::Color::Red
        };

+        // Add indentation for partitions
+        let indent = if d.is_partition { "└─" } else { "" };
+
+        // Add temperature if available
+        let temp_str = d
+            .temperature
+            .map(|t| format!(" {}°C", t.round() as i32))
+            .unwrap_or_default();
+
        let title = format!(
-            "{} {}   {} / {}  ({}%)",
+            "{}{}{}{}  {} / {}  ({}%)",
+            indent,
            disk_icon(&d.name),
            truncate_middle(&d.name, (slot.width.saturating_sub(6)) as usize / 2),
+            temp_str,
            human(used),
            human(d.total),
            pct
        );

+        // Indent the entire card (block) for partitions to align with └─ prefix (4 chars)
+        let card_indent = if d.is_partition { 4 } else { 0 };
+        let card_rect = Rect {
+            x: slot.x + card_indent,
+            y: slot.y,
+            width: slot.width.saturating_sub(card_indent),
+            height: slot.height,
+        };
+
        let card = Block::default().borders(Borders::ALL).title(title);
-        f.render_widget(card, *slot);
+        f.render_widget(card, card_rect);

        let inner_card = Rect {
-            x: slot.x + 1,
-            y: slot.y + 1,
-            width: slot.width.saturating_sub(2),
-            height: slot.height.saturating_sub(2),
+            x: card_rect.x + 1,
+            y: card_rect.y + 1,
+            width: card_rect.width.saturating_sub(2),
+            height: card_rect.height.saturating_sub(2),
        };
        if inner_card.height == 0 {
            continue;
@@ -46,7 +46,7 @@ pub fn draw_header(
        parts.push(tok_txt.into());
    }
    parts.push(intervals);
-    parts.push("(q to quit)".into());
+    parts.push("(a: about, h: help, q: quit)".into());
    let title = parts.join(" | ");
    f.render_widget(Block::default().title(title).borders(Borders::BOTTOM), area);
 }
@@ -5,6 +5,11 @@ pub mod disks;
 pub mod gpu;
 pub mod header;
 pub mod mem;
+pub mod modal;
+pub mod modal_connection;
+pub mod modal_format;
+pub mod modal_process;
+pub mod modal_types;
 pub mod net;
 pub mod processes;
 pub mod swap;
@@ -0,0 +1,565 @@
+//! Modal window system for socktop TUI application
+
+use super::theme::MODAL_DIM_BG;
+use crossterm::event::KeyCode;
+use ratatui::{
+    Frame,
+    layout::{Alignment, Constraint, Direction, Layout, Rect},
+    style::{Color, Modifier, Style},
+    widgets::{Block, Borders, Clear, Paragraph, Wrap},
+};
+
+// Re-export types from modal_types
+pub use super::modal_types::{
+    ModalAction, ModalButton, ModalType, ProcessHistoryData, ProcessModalData,
+};
+
+#[derive(Debug)]
+pub struct ModalManager {
+    stack: Vec<ModalType>,
+    pub(super) active_button: ModalButton,
+    pub thread_scroll_offset: usize,
+    pub journal_scroll_offset: usize,
+    pub thread_scroll_max: usize,
+    pub journal_scroll_max: usize,
+}
+
+impl ModalManager {
+    pub fn new() -> Self {
+        Self {
+            stack: Vec::new(),
+            active_button: ModalButton::Retry,
+            thread_scroll_offset: 0,
+            journal_scroll_offset: 0,
+            thread_scroll_max: 0,
+            journal_scroll_max: 0,
+        }
+    }
+    pub fn is_active(&self) -> bool {
+        !self.stack.is_empty()
+    }
+
+    pub fn current_modal(&self) -> Option<&ModalType> {
+        self.stack.last()
+    }
+
+    pub fn push_modal(&mut self, modal: ModalType) {
+        self.stack.push(modal);
+        self.active_button = match self.stack.last() {
+            Some(ModalType::ConnectionError { .. }) => ModalButton::Retry,
+            Some(ModalType::ProcessDetails { .. }) => {
+                // Reset scroll state for new process details
+                self.thread_scroll_offset = 0;
+                self.journal_scroll_offset = 0;
+                self.thread_scroll_max = 0;
+                self.journal_scroll_max = 0;
+                ModalButton::Ok
+            }
+            Some(ModalType::About) => ModalButton::Ok,
+            Some(ModalType::Help) => ModalButton::Ok,
+            Some(ModalType::Confirmation { .. }) => ModalButton::Confirm,
+            Some(ModalType::Info { .. }) => ModalButton::Ok,
+            None => ModalButton::Ok,
+        };
+    }
+    pub fn pop_modal(&mut self) -> Option<ModalType> {
+        let m = self.stack.pop();
+        if let Some(next) = self.stack.last() {
+            self.active_button = match next {
+                ModalType::ConnectionError { .. } => ModalButton::Retry,
+                ModalType::ProcessDetails { .. } => ModalButton::Ok,
+                ModalType::About => ModalButton::Ok,
+                ModalType::Help => ModalButton::Ok,
+                ModalType::Confirmation { .. } => ModalButton::Confirm,
+                ModalType::Info { .. } => ModalButton::Ok,
+            };
+        }
+        m
+    }
+    pub fn update_connection_error_countdown(&mut self, new_countdown: Option<u64>) {
+        if let Some(ModalType::ConnectionError {
+            auto_retry_countdown,
+            ..
+        }) = self.stack.last_mut()
+        {
+            *auto_retry_countdown = new_countdown;
+        }
+    }
+    pub fn handle_key(&mut self, key: KeyCode) -> ModalAction {
+        if !self.is_active() {
+            return ModalAction::None;
+        }
+        match key {
+            KeyCode::Esc => {
+                self.pop_modal();
+                ModalAction::Cancel
+            }
+            KeyCode::Enter => self.handle_enter(),
+            KeyCode::Tab | KeyCode::Right => {
+                self.next_button();
+                ModalAction::None
+            }
+            KeyCode::BackTab | KeyCode::Left => {
+                self.prev_button();
+                ModalAction::None
+            }
+            KeyCode::Char('r') | KeyCode::Char('R') => {
+                if matches!(self.stack.last(), Some(ModalType::ConnectionError { .. })) {
+                    ModalAction::RetryConnection
+                } else {
+                    ModalAction::None
+                }
+            }
+            KeyCode::Char('q') | KeyCode::Char('Q') => {
+                if matches!(self.stack.last(), Some(ModalType::ConnectionError { .. })) {
+                    ModalAction::ExitApp
+                } else {
+                    ModalAction::None
+                }
+            }
+            KeyCode::Char('x') | KeyCode::Char('X') => {
+                if matches!(self.stack.last(), Some(ModalType::ProcessDetails { .. })) {
+                    // Close all ProcessDetails modals at once (handles parent navigation chain)
+                    while matches!(self.stack.last(), Some(ModalType::ProcessDetails { .. })) {
+                        self.pop_modal();
+                    }
+                    ModalAction::Dismiss
+                } else {
+                    ModalAction::None
+                }
+            }
+            KeyCode::Char('j') | KeyCode::Char('J') => {
+                if matches!(self.stack.last(), Some(ModalType::ProcessDetails { .. })) {
+                    self.thread_scroll_offset = self
+                        .thread_scroll_offset
+                        .saturating_add(1)
+                        .min(self.thread_scroll_max);
+                    ModalAction::Handled
+                } else {
+                    ModalAction::None
+                }
+            }
+            KeyCode::Char('k') | KeyCode::Char('K') => {
+                if matches!(self.stack.last(), Some(ModalType::ProcessDetails { .. })) {
+                    self.thread_scroll_offset = self.thread_scroll_offset.saturating_sub(1);
+                    ModalAction::Handled
+                } else {
+                    ModalAction::None
+                }
+            }
+            KeyCode::Char('d') | KeyCode::Char('D') => {
+                if matches!(self.stack.last(), Some(ModalType::ProcessDetails { .. })) {
+                    self.thread_scroll_offset = self
+                        .thread_scroll_offset
+                        .saturating_add(10)
+                        .min(self.thread_scroll_max);
+                    ModalAction::Handled
+                } else {
+                    ModalAction::None
+                }
+            }
+            KeyCode::Char('u') | KeyCode::Char('U') => {
+                if matches!(self.stack.last(), Some(ModalType::ProcessDetails { .. })) {
+                    self.thread_scroll_offset = self.thread_scroll_offset.saturating_sub(10);
+                    ModalAction::Handled
+                } else {
+                    ModalAction::None
+                }
+            }
+            KeyCode::Char('[') => {
+                if matches!(self.stack.last(), Some(ModalType::ProcessDetails { .. })) {
+                    self.journal_scroll_offset = self.journal_scroll_offset.saturating_sub(1);
+                    ModalAction::Handled
+                } else {
+                    ModalAction::None
+                }
+            }
+            KeyCode::Char(']') => {
+                if matches!(self.stack.last(), Some(ModalType::ProcessDetails { .. })) {
+                    self.journal_scroll_offset = self
+                        .journal_scroll_offset
+                        .saturating_add(1)
+                        .min(self.journal_scroll_max);
+                    ModalAction::Handled
+                } else {
+                    ModalAction::None
+                }
+            }
+            KeyCode::Char('p') | KeyCode::Char('P') => {
+                // Switch to parent process if it exists
+                if let Some(ModalType::ProcessDetails { pid }) = self.stack.last() {
+                    // We need to get the parent PID from the process details
+                    // For now, return a special action that the app can handle
+                    // The app has access to the process details and can extract parent_pid
+                    ModalAction::SwitchToParentProcess(*pid)
+                } else {
+                    ModalAction::None
+                }
+            }
+            _ => ModalAction::None,
+        }
+    }
+    fn handle_enter(&mut self) -> ModalAction {
+        match (&self.stack.last(), &self.active_button) {
+            (Some(ModalType::ConnectionError { .. }), ModalButton::Retry) => {
+                ModalAction::RetryConnection
+            }
+            (Some(ModalType::ConnectionError { .. }), ModalButton::Exit) => ModalAction::ExitApp,
+            (Some(ModalType::ProcessDetails { .. }), ModalButton::Ok) => {
+                self.pop_modal();
+                ModalAction::Dismiss
+            }
+            (Some(ModalType::About), ModalButton::Ok) => {
+                self.pop_modal();
+                ModalAction::Dismiss
+            }
+            (Some(ModalType::Help), ModalButton::Ok) => {
+                self.pop_modal();
+                ModalAction::Dismiss
+            }
+            (Some(ModalType::Confirmation { .. }), ModalButton::Confirm) => ModalAction::Confirm,
+            (Some(ModalType::Confirmation { .. }), ModalButton::Cancel) => ModalAction::Cancel,
+            (Some(ModalType::Info { .. }), ModalButton::Ok) => {
+                self.pop_modal();
+                ModalAction::Dismiss
+            }
+            _ => ModalAction::None,
+        }
+    }
+    fn next_button(&mut self) {
+        self.active_button = match (&self.stack.last(), &self.active_button) {
+            (Some(ModalType::ConnectionError { .. }), ModalButton::Retry) => ModalButton::Exit,
+            (Some(ModalType::ConnectionError { .. }), ModalButton::Exit) => ModalButton::Retry,
+            (Some(ModalType::Confirmation { .. }), ModalButton::Confirm) => ModalButton::Cancel,
+            (Some(ModalType::Confirmation { .. }), ModalButton::Cancel) => ModalButton::Confirm,
+            _ => self.active_button.clone(),
+        };
+    }
+    fn prev_button(&mut self) {
+        self.next_button();
+    }
+
+    pub fn render(&mut self, f: &mut Frame, data: ProcessModalData) {
+        if let Some(m) = self.stack.last().cloned() {
+            self.render_background_dim(f);
+            self.render_modal_content(f, &m, data);
+        }
+    }
+
+    fn render_background_dim(&self, f: &mut Frame) {
+        let area = f.area();
+        f.render_widget(Clear, area);
+        f.render_widget(
+            Block::default()
+                .style(Style::default().bg(MODAL_DIM_BG).fg(MODAL_DIM_BG))
+                .borders(Borders::NONE),
+            area,
+        );
+    }
+
+    fn render_modal_content(&mut self, f: &mut Frame, modal: &ModalType, data: ProcessModalData) {
+        let area = f.area();
+        // Different sizes for different modal types
+        let modal_area = match modal {
+            ModalType::ProcessDetails { .. } => {
+                // Process details modal uses almost full screen (95% width, 90% height)
+                self.centered_rect(95, 90, area)
+            }
+            ModalType::About => {
+                // About modal uses medium size
+                self.centered_rect(90, 90, area)
+            }
+            ModalType::Help => {
+                // Help modal uses medium size
+                self.centered_rect(80, 80, area)
+            }
+            _ => {
+                // Other modals use smaller size
+                self.centered_rect(70, 50, area)
+            }
+        };
+        f.render_widget(Clear, modal_area);
+        match modal {
+            ModalType::ConnectionError {
+                message,
+                disconnected_at,
+                retry_count,
+                auto_retry_countdown,
+            } => self.render_connection_error(
+                f,
+                modal_area,
+                message,
+                *disconnected_at,
+                *retry_count,
+                *auto_retry_countdown,
+            ),
+            ModalType::ProcessDetails { pid } => {
+                self.render_process_details(f, modal_area, *pid, data)
+            }
+            ModalType::About => self.render_about(f, modal_area),
+            ModalType::Help => self.render_help(f, modal_area),
+            ModalType::Confirmation {
+                title,
+                message,
+                confirm_text,
+                cancel_text,
+            } => self.render_confirmation(f, modal_area, title, message, confirm_text, cancel_text),
+            ModalType::Info { title, message } => self.render_info(f, modal_area, title, message),
+        }
+    }
+
+    fn render_confirmation(
+        &self,
+        f: &mut Frame,
+        area: Rect,
+        title: &str,
+        message: &str,
+        confirm_text: &str,
+        cancel_text: &str,
+    ) {
+        let chunks = Layout::default()
+            .direction(Direction::Vertical)
+            .constraints([Constraint::Min(1), Constraint::Length(3)])
+            .split(area);
+        let block = Block::default()
+            .title(format!(" {title} "))
+            .borders(Borders::ALL)
+            .style(Style::default().bg(Color::Black));
+        f.render_widget(block, area);
+        f.render_widget(
+            Paragraph::new(message)
+                .style(Style::default().fg(Color::White))
+                .alignment(Alignment::Center)
+                .wrap(Wrap { trim: true }),
+            chunks[0],
+        );
+        let buttons = Layout::default()
+            .direction(Direction::Horizontal)
+            .constraints([Constraint::Percentage(50), Constraint::Percentage(50)])
+            .split(chunks[1]);
+        let confirm_style = if self.active_button == ModalButton::Confirm {
+            Style::default()
+                .bg(Color::Green)
+                .fg(Color::Black)
+                .add_modifier(Modifier::BOLD)
+        } else {
+            Style::default().fg(Color::Green)
+        };
+        let cancel_style = if self.active_button == ModalButton::Cancel {
+            Style::default()
+                .bg(Color::Red)
+                .fg(Color::Black)
+                .add_modifier(Modifier::BOLD)
+        } else {
+            Style::default().fg(Color::Red)
+        };
+        f.render_widget(
+            Paragraph::new(confirm_text)
+                .style(confirm_style)
+                .alignment(Alignment::Center),
+            buttons[0],
+        );
+        f.render_widget(
+            Paragraph::new(cancel_text)
+                .style(cancel_style)
+                .alignment(Alignment::Center),
+            buttons[1],
+        );
+    }
+
+    fn render_info(&self, f: &mut Frame, area: Rect, title: &str, message: &str) {
+        let chunks = Layout::default()
+            .direction(Direction::Vertical)
+            .constraints([Constraint::Min(1), Constraint::Length(3)])
+            .split(area);
+        let block = Block::default()
+            .title(format!(" {title} "))
+            .borders(Borders::ALL)
+            .style(Style::default().bg(Color::Black));
+        f.render_widget(block, area);
+        f.render_widget(
+            Paragraph::new(message)
+                .style(Style::default().fg(Color::White))
+                .alignment(Alignment::Center)
+                .wrap(Wrap { trim: true }),
+            chunks[0],
+        );
+        let ok_style = if self.active_button == ModalButton::Ok {
+            Style::default()
+                .bg(Color::Blue)
+                .fg(Color::White)
+                .add_modifier(Modifier::BOLD)
+        } else {
+            Style::default().fg(Color::Blue)
+        };
+        f.render_widget(
+            Paragraph::new("[ Enter ] OK")
+                .style(ok_style)
+                .alignment(Alignment::Center),
+            chunks[1],
+        );
+    }
+
+    fn render_about(&self, f: &mut Frame, area: Rect) {
+        //get ASCII art from a constant stored in theme.rs
+        use super::theme::ASCII_ART;
+
+        let version = env!("CARGO_PKG_VERSION");
+
+        let about_text = format!(
+            "{}\n\
+            Version {}\n\
+            \n\
+            A terminal first remote monitoring tool\n\
+            \n\
+            Website: https://socktop.io\n\
+            GitHub: https://github.com/jasonwitty/socktop\n\
+            \n\
+            License: MIT License\n\
+            \n\
+            Created by Jason Witty\n\
+            jasonpwitty+socktop@proton.me",
+            ASCII_ART, version
+        );
+
+        // Render the border block
+        let block = Block::default()
+            .title(" About socktop ")
+            .borders(Borders::ALL)
+            .style(Style::default().bg(Color::Black).fg(Color::DarkGray));
+        f.render_widget(block, area);
+
+        // Calculate inner area manually to avoid any parent styling
+        let inner_area = Rect {
+            x: area.x + 1,
+            y: area.y + 1,
+            width: area.width.saturating_sub(2),
+            height: area.height.saturating_sub(2), // Leave room for button at bottom
+        };
+
+        // Render content area with explicit black background
+        f.render_widget(
+            Paragraph::new(about_text)
+                .style(Style::default().fg(Color::Cyan).bg(Color::Black))
+                .alignment(Alignment::Center)
+                .wrap(Wrap { trim: false }),
+            inner_area,
+        );
+
+        // Button area
+        let button_area = Rect {
+            x: area.x + 1,
+            y: area.y + area.height.saturating_sub(2),
+            width: area.width.saturating_sub(2),
+            height: 1,
+        };
+
+        let ok_style = if self.active_button == ModalButton::Ok {
+            Style::default()
+                .bg(Color::Blue)
+                .fg(Color::White)
+                .add_modifier(Modifier::BOLD)
+        } else {
+            Style::default().fg(Color::Blue).bg(Color::Black)
+        };
+
+        f.render_widget(
+            Paragraph::new("[ Enter ] Close")
+                .style(ok_style)
+                .alignment(Alignment::Center),
+            button_area,
+        );
+    }
+
+    fn render_help(&self, f: &mut Frame, area: Rect) {
+        let help_text = "\
+GLOBAL
+  q/Q/Esc ........ Quit  │  a/A ....... About  │  h/H ....... Help
+
+PROCESS LIST
+  ↑/↓ ............ Select/navigate processes
+  Enter .......... Open Process Details
+  x/X ............ Clear selection
+  Click header ... Sort by column (CPU/Mem)
+  Click row ...... Select process
+
+CPU PER-CORE
+  ←/→ ............ Scroll cores  │  PgUp/PgDn ... Page up/down
+  Home/End ....... Jump to first/last core
+
+PROCESS DETAILS MODAL
+  x/X ............ Close modal (all parent modals)
+  p/P ............ Navigate to parent process
+  j/k ............ Scroll threads ↓/↑ (1 line)
+  d/u ............ Scroll threads ↓/↑ (10 lines)
+  [ / ] .......... Scroll journal ↑/↓
+  Esc/Enter ...... Close modal";
+
+        // Render the border block
+        let block = Block::default()
+            .title(" Hotkey Help ")
+            .borders(Borders::ALL)
+            .style(Style::default().bg(Color::Black).fg(Color::DarkGray));
+        f.render_widget(block, area);
+
+        // Calculate inner area manually to avoid any parent styling
+        let inner_area = Rect {
+            x: area.x + 1,
+            y: area.y + 1,
+            width: area.width.saturating_sub(2),
+            height: area.height.saturating_sub(2), // Leave room for button at bottom
+        };
+
+        // Render content area with explicit black background
+        f.render_widget(
+            Paragraph::new(help_text)
+                .style(Style::default().fg(Color::Cyan).bg(Color::Black))
+                .alignment(Alignment::Left)
+                .wrap(Wrap { trim: false }),
+            inner_area,
+        );
+
+        // Button area
+        let button_area = Rect {
+            x: area.x + 1,
+            y: area.y + area.height.saturating_sub(2),
+            width: area.width.saturating_sub(2),
+            height: 1,
+        };
+
+        let ok_style = if self.active_button == ModalButton::Ok {
+            Style::default()
+                .bg(Color::Blue)
+                .fg(Color::White)
+                .add_modifier(Modifier::BOLD)
+        } else {
+            Style::default().fg(Color::Blue).bg(Color::Black)
+        };
+
+        f.render_widget(
+            Paragraph::new("[ Enter ] Close")
+                .style(ok_style)
+                .alignment(Alignment::Center),
+            button_area,
+        );
+    }
+
+    fn centered_rect(&self, percent_x: u16, percent_y: u16, r: Rect) -> Rect {
+        let vert = Layout::default()
+            .direction(Direction::Vertical)
+            .constraints([
+                Constraint::Percentage((100 - percent_y) / 2),
+                Constraint::Percentage(percent_y),
+                Constraint::Percentage((100 - percent_y) / 2),
+            ])
+            .split(r);
+        Layout::default()
+            .direction(Direction::Horizontal)
+            .constraints([
+                Constraint::Percentage((100 - percent_x) / 2),
+                Constraint::Percentage(percent_x),
+                Constraint::Percentage((100 - percent_x) / 2),
+            ])
+            .split(vert[1])[1]
+    }
+}
@@ -0,0 +1,297 @@
+//! Connection error modal rendering
+
+use std::time::Instant;
+
+use super::modal_format::format_duration;
+use super::theme::{
+    BTN_EXIT_BG_ACTIVE, BTN_EXIT_FG_ACTIVE, BTN_EXIT_FG_INACTIVE, BTN_EXIT_TEXT,
+    BTN_RETRY_BG_ACTIVE, BTN_RETRY_FG_ACTIVE, BTN_RETRY_FG_INACTIVE, BTN_RETRY_TEXT, ICON_CLUSTER,
+    ICON_COUNTDOWN_LABEL, ICON_MESSAGE, ICON_OFFLINE_LABEL, ICON_RETRY_LABEL, ICON_WARNING_TITLE,
+    LARGE_ERROR_ICON, MODAL_AGENT_FG, MODAL_BG, MODAL_BORDER_FG, MODAL_COUNTDOWN_LABEL_FG,
+    MODAL_FG, MODAL_HINT_FG, MODAL_ICON_PINK, MODAL_OFFLINE_LABEL_FG, MODAL_RETRY_LABEL_FG,
+    MODAL_TITLE_FG,
+};
+use ratatui::{
+    Frame,
+    layout::{Alignment, Constraint, Direction, Layout, Rect},
+    style::{Color, Modifier, Style},
+    text::{Line, Span, Text},
+    widgets::{Block, Borders, Paragraph, Wrap},
+};
+
+use super::modal::{ModalButton, ModalManager};
+
+impl ModalManager {
+    pub(super) fn render_connection_error(
+        &self,
+        f: &mut Frame,
+        area: Rect,
+        message: &str,
+        disconnected_at: Instant,
+        retry_count: u32,
+        auto_retry_countdown: Option<u64>,
+    ) {
+        let duration_text = format_duration(disconnected_at.elapsed());
+        let chunks = Layout::default()
+            .direction(Direction::Vertical)
+            .constraints([
+                Constraint::Length(3),
+                Constraint::Min(4),
+                Constraint::Length(4),
+            ])
+            .split(area);
+        let block = Block::default()
+            .title(ICON_WARNING_TITLE)
+            .title_style(
+                Style::default()
+                    .fg(MODAL_TITLE_FG)
+                    .add_modifier(Modifier::BOLD),
+            )
+            .borders(Borders::ALL)
+            .border_style(Style::default().fg(MODAL_BORDER_FG))
+            .style(Style::default().bg(MODAL_BG).fg(MODAL_FG));
+        f.render_widget(block, area);
+
+        let content_area = chunks[1];
+        let max_w = content_area.width.saturating_sub(15) as usize;
+        let clean_message = if message.to_lowercase().contains("hostname verification")
+            || message.contains("socktop_connector")
+        {
+            "Connection failed - hostname verification disabled".to_string()
+        } else if message.contains("Failed to fetch metrics:") {
+            if let Some(p) = message.find(':') {
+                let ess = message[p + 1..].trim();
+                if ess.len() > max_w {
+                    format!("{}...", &ess[..max_w.saturating_sub(3)])
+                } else {
+                    ess.to_string()
+                }
+            } else {
+                "Connection error".to_string()
+            }
+        } else if message.starts_with("Retry failed:") {
+            if let Some(p) = message.find(':') {
+                let ess = message[p + 1..].trim();
+                if ess.len() > max_w {
+                    format!("{}...", &ess[..max_w.saturating_sub(3)])
+                } else {
+                    ess.to_string()
+                }
+            } else {
+                "Retry failed".to_string()
+            }
+        } else if message.len() > max_w {
+            format!("{}...", &message[..max_w.saturating_sub(3)])
+        } else {
+            message.to_string()
+        };
+        let truncate = |s: &str| {
+            if s.len() > max_w {
+                format!("{}...", &s[..max_w.saturating_sub(3)])
+            } else {
+                s.to_string()
+            }
+        };
+        let agent_text = truncate("📡 Cannot connect to socktop agent");
+        let message_text = truncate(&clean_message);
+        let duration_display = truncate(&duration_text);
+        let retry_display = truncate(&retry_count.to_string());
+        let countdown_text = auto_retry_countdown.map(|c| {
+            if c == 0 {
+                "Auto retry now...".to_string()
+            } else {
+                format!("{c}s")
+            }
+        });
+
+        // Determine if we have enough space (height + width) to show large centered icon
+        let icon_max_width = LARGE_ERROR_ICON
+            .iter()
+            .map(|l| l.trim().chars().count())
+            .max()
+            .unwrap_or(0) as u16;
+        let large_allowed = content_area.height >= (LARGE_ERROR_ICON.len() as u16 + 8)
+            && content_area.width >= icon_max_width + 6; // small margin for borders/padding
+        let mut icon_lines: Vec<Line> = Vec::new();
+        if large_allowed {
+            for &raw in LARGE_ERROR_ICON.iter() {
+                let trimmed = raw.trim();
+                icon_lines.push(Line::from(
+                    trimmed
+                        .chars()
+                        .map(|ch| {
+                            if ch == '!' {
+                                Span::styled(
+                                    ch.to_string(),
+                                    Style::default()
+                                        .fg(Color::White)
+                                        .add_modifier(Modifier::BOLD),
+                                )
+                            } else if ch == '/' || ch == '\\' || ch == '_' {
+                                // keep outline in pink
+                                Span::styled(
+                                    ch.to_string(),
+                                    Style::default()
+                                        .fg(MODAL_ICON_PINK)
+                                        .add_modifier(Modifier::BOLD),
+                                )
+                            } else if ch == ' ' {
+                                Span::raw(" ")
+                            } else {
+                                Span::styled(ch.to_string(), Style::default().fg(MODAL_ICON_PINK))
+                            }
+                        })
+                        .collect::<Vec<_>>(),
+                ));
+            }
+            icon_lines.push(Line::from("")); // blank spacer line below icon
+        }
+
+        let mut info_lines: Vec<Line> = Vec::new();
+        if !large_allowed {
+            info_lines.push(Line::from(vec![Span::styled(
+                ICON_CLUSTER,
+                Style::default().fg(MODAL_ICON_PINK),
+            )]));
+            info_lines.push(Line::from(""));
+        }
+        info_lines.push(Line::from(vec![Span::styled(
+            &agent_text,
+            Style::default().fg(MODAL_AGENT_FG),
+        )]));
+        info_lines.push(Line::from(""));
+        info_lines.push(Line::from(vec![
+            Span::styled(ICON_MESSAGE, Style::default().fg(MODAL_HINT_FG)),
+            Span::styled(&message_text, Style::default().fg(MODAL_AGENT_FG)),
+        ]));
+        info_lines.push(Line::from(""));
+        info_lines.push(Line::from(vec![
+            Span::styled(
+                ICON_OFFLINE_LABEL,
+                Style::default().fg(MODAL_OFFLINE_LABEL_FG),
+            ),
+            Span::styled(
+                &duration_display,
+                Style::default()
+                    .fg(Color::White)
+                    .add_modifier(Modifier::BOLD),
+            ),
+        ]));
+        info_lines.push(Line::from(vec![
+            Span::styled(ICON_RETRY_LABEL, Style::default().fg(MODAL_RETRY_LABEL_FG)),
+            Span::styled(
+                &retry_display,
+                Style::default()
+                    .fg(Color::White)
+                    .add_modifier(Modifier::BOLD),
+            ),
+        ]));
+        if let Some(cd) = &countdown_text {
+            info_lines.push(Line::from(vec![
+                Span::styled(
+                    ICON_COUNTDOWN_LABEL,
+                    Style::default().fg(MODAL_COUNTDOWN_LABEL_FG),
+                ),
+                Span::styled(
+                    cd,
+                    Style::default()
+                        .fg(Color::White)
+                        .add_modifier(Modifier::BOLD),
+                ),
+            ]));
+        }
+
+        let constrained = Rect {
+            x: content_area.x + 2,
+            y: content_area.y,
+            width: content_area.width.saturating_sub(4),
+            height: content_area.height,
+        };
+        if large_allowed {
+            let split = Layout::default()
+                .direction(Direction::Vertical)
+                .constraints([
+                    Constraint::Length(icon_lines.len() as u16),
+                    Constraint::Min(0),
+                ])
+                .split(constrained);
+            // Center the icon block; each line already trimmed so per-line centering keeps shape
+            f.render_widget(
+                Paragraph::new(Text::from(icon_lines))
+                    .alignment(Alignment::Center)
+                    .wrap(Wrap { trim: false }),
+                split[0],
+            );
+            f.render_widget(
+                Paragraph::new(Text::from(info_lines))
+                    .alignment(Alignment::Center)
+                    .wrap(Wrap { trim: true }),
+                split[1],
+            );
+        } else {
+            f.render_widget(
+                Paragraph::new(Text::from(info_lines))
+                    .alignment(Alignment::Center)
+                    .wrap(Wrap { trim: true }),
+                constrained,
+            );
+        }
+
+        let button_area = Rect {
+            x: chunks[2].x,
+            y: chunks[2].y,
+            width: chunks[2].width,
+            height: chunks[2].height.saturating_sub(1),
+        };
+        self.render_connection_error_buttons(f, button_area);
+    }
+
+    fn render_connection_error_buttons(&self, f: &mut Frame, area: Rect) {
+        let button_chunks = Layout::default()
+            .direction(Direction::Horizontal)
+            .constraints([
+                Constraint::Percentage(30),
+                Constraint::Percentage(15),
+                Constraint::Percentage(10),
+                Constraint::Percentage(15),
+                Constraint::Percentage(30),
+            ])
+            .split(area);
+        let retry_style = if self.active_button == ModalButton::Retry {
+            Style::default()
+                .bg(BTN_RETRY_BG_ACTIVE)
+                .fg(BTN_RETRY_FG_ACTIVE)
+                .add_modifier(Modifier::BOLD)
+        } else {
+            Style::default()
+                .fg(BTN_RETRY_FG_INACTIVE)
+                .add_modifier(Modifier::DIM)
+        };
+        let exit_style = if self.active_button == ModalButton::Exit {
+            Style::default()
+                .bg(BTN_EXIT_BG_ACTIVE)
+                .fg(BTN_EXIT_FG_ACTIVE)
+                .add_modifier(Modifier::BOLD)
+        } else {
+            Style::default()
+                .fg(BTN_EXIT_FG_INACTIVE)
+                .add_modifier(Modifier::DIM)
+        };
+        f.render_widget(
+            Paragraph::new(Text::from(Line::from(vec![Span::styled(
+                BTN_RETRY_TEXT,
+                retry_style,
+            )])))
+            .alignment(Alignment::Center),
+            button_chunks[1],
+        );
+        f.render_widget(
+            Paragraph::new(Text::from(Line::from(vec![Span::styled(
+                BTN_EXIT_TEXT,
+                exit_style,
+            )])))
+            .alignment(Alignment::Center),
+            button_chunks[3],
+        );
+    }
+}
@@ -0,0 +1,112 @@
+//! Formatting utilities for process details modal
+
+use std::time::Duration;
+
+/// Format uptime in human-readable form
+pub fn format_uptime(secs: u64) -> String {
+    let days = secs / 86400;
+    let hours = (secs % 86400) / 3600;
+    let minutes = (secs % 3600) / 60;
+    let seconds = secs % 60;
+
+    if days > 0 {
+        format!("{days}d {hours}h {minutes}m")
+    } else if hours > 0 {
+        format!("{hours}h {minutes}m {seconds}s")
+    } else if minutes > 0 {
+        format!("{minutes}m {seconds}s")
+    } else {
+        format!("{seconds}s")
+    }
+}
+
+/// Format duration in human-readable form
+pub fn format_duration(duration: Duration) -> String {
+    let total = duration.as_secs();
+    let h = total / 3600;
+    let m = (total % 3600) / 60;
+    let s = total % 60;
+    if h > 0 {
+        format!("{h}h {m}m {s}s")
+    } else if m > 0 {
+        format!("{m}m {s}s")
+    } else {
+        format!("{s}s")
+    }
+}
+
+/// Normalize CPU usage to 0-100% by dividing by thread count
+pub fn normalize_cpu_usage(cpu_usage: f32, thread_count: u32) -> f32 {
+    let threads = thread_count.max(1) as f32;
+    (cpu_usage / threads).min(100.0)
+}
+
+/// Calculate dynamic Y-axis maximum in 10% increments
+pub fn calculate_dynamic_y_max(max_value: f64) -> f64 {
+    ((max_value / 10.0).ceil() * 10.0).clamp(10.0, 100.0)
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn test_format_uptime_seconds() {
+        assert_eq!(format_uptime(45), "45s");
+    }
+
+    #[test]
+    fn test_format_uptime_minutes() {
+        assert_eq!(format_uptime(125), "2m 5s");
+    }
+
+    #[test]
+    fn test_format_uptime_hours() {
+        assert_eq!(format_uptime(3665), "1h 1m 5s");
+    }
+
+    #[test]
+    fn test_format_uptime_days() {
+        assert_eq!(format_uptime(90061), "1d 1h 1m");
+    }
+
+    #[test]
+    fn test_normalize_cpu_single_thread() {
+        assert_eq!(normalize_cpu_usage(50.0, 1), 50.0);
+    }
+
+    #[test]
+    fn test_normalize_cpu_multi_thread() {
+        assert_eq!(normalize_cpu_usage(400.0, 4), 100.0);
+    }
+
+    #[test]
+    fn test_normalize_cpu_zero_threads() {
+        // Should default to 1 thread to avoid division by zero
+        assert_eq!(normalize_cpu_usage(100.0, 0), 100.0);
+    }
+
+    #[test]
+    fn test_normalize_cpu_caps_at_100() {
+        assert_eq!(normalize_cpu_usage(150.0, 1), 100.0);
+    }
+
+    #[test]
+    fn test_dynamic_y_max_rounds_up() {
+        assert_eq!(calculate_dynamic_y_max(15.0), 20.0);
+        assert_eq!(calculate_dynamic_y_max(25.0), 30.0);
+        assert_eq!(calculate_dynamic_y_max(5.0), 10.0);
+    }
+
+    #[test]
+    fn test_dynamic_y_max_minimum() {
+        assert_eq!(calculate_dynamic_y_max(0.0), 10.0);
+        assert_eq!(calculate_dynamic_y_max(3.0), 10.0);
+    }
+
+    #[test]
+    fn test_dynamic_y_max_caps_at_100() {
+        assert_eq!(calculate_dynamic_y_max(95.0), 100.0);
+        assert_eq!(calculate_dynamic_y_max(100.0), 100.0);
+    }
+}
@@ -0,0 +1,76 @@
+//! Type definitions for modal system
+
+use std::time::Instant;
+
+/// History data for process metrics rendering
+pub struct ProcessHistoryData<'a> {
+    pub cpu: &'a std::collections::VecDeque<f32>,
+    pub mem: &'a std::collections::VecDeque<u64>,
+    pub io_read: &'a std::collections::VecDeque<u64>,
+    pub io_write: &'a std::collections::VecDeque<u64>,
+}
+
+/// Process data for modal rendering
+pub struct ProcessModalData<'a> {
+    pub details: Option<&'a socktop_connector::ProcessMetricsResponse>,
+    pub journal: Option<&'a socktop_connector::JournalResponse>,
+    pub history: ProcessHistoryData<'a>,
+    pub unsupported: bool,
+}
+
+/// Parameters for rendering scatter plot
+pub(super) struct ScatterPlotParams<'a> {
+    pub process: &'a socktop_connector::DetailedProcessInfo,
+    pub main_user_ms: f64,
+    pub main_system_ms: f64,
+    pub max_user: f64,
+    pub max_system: f64,
+}
+
+#[derive(Debug, Clone)]
+pub enum ModalType {
+    ConnectionError {
+        message: String,
+        disconnected_at: Instant,
+        retry_count: u32,
+        auto_retry_countdown: Option<u64>,
+    },
+    ProcessDetails {
+        pid: u32,
+    },
+    About,
+    Help,
+    #[allow(dead_code)]
+    Confirmation {
+        title: String,
+        message: String,
+        confirm_text: String,
+        cancel_text: String,
+    },
+    #[allow(dead_code)]
+    Info {
+        title: String,
+        message: String,
+    },
+}
+
+#[derive(Debug, Clone, PartialEq)]
+pub enum ModalAction {
+    None,    // Modal didn't handle the key, pass to main window
+    Handled, // Modal handled the key, don't pass to main window
+    RetryConnection,
+    ExitApp,
+    Confirm,
+    Cancel,
+    Dismiss,
+    SwitchToParentProcess(u32), // Switch to viewing parent process details
+}
+
+#[derive(Debug, Clone, PartialEq)]
+pub enum ModalButton {
+    Retry,
+    Exit,
+    Confirm,
+    Cancel,
+    Ok,
+}
@@ -12,7 +12,10 @@ use std::cmp::Ordering;

 use crate::types::Metrics;
 use crate::ui::cpu::{per_core_clamp, per_core_handle_scrollbar_mouse};
-use crate::ui::theme::{SB_ARROW, SB_THUMB, SB_TRACK};
+use crate::ui::theme::{
+    PROCESS_SELECTION_BG, PROCESS_SELECTION_FG, PROCESS_TOOLTIP_BG, PROCESS_TOOLTIP_FG, SB_ARROW,
+    SB_THUMB, SB_TRACK,
+};
 use crate::ui::util::human;

 #[derive(Debug, Clone, Copy, PartialEq, Eq, Default)]
@@ -37,6 +40,8 @@ pub fn draw_top_processes(
    m: Option<&Metrics>,
    scroll_offset: usize,
    sort_by: ProcSortBy,
+    selected_process_pid: Option<u32>,
+    selected_process_index: Option<usize>,
 ) {
    // Draw outer block and title
    let Some(mm) = m else { return };
@@ -110,12 +115,29 @@ pub fn draw_top_processes(
            _ => Color::Red,
        };

-        let emphasis = if (cpu_val - peak_cpu).abs() < f32::EPSILON {
+        let mut emphasis = if (cpu_val - peak_cpu).abs() < f32::EPSILON {
            Style::default().add_modifier(Modifier::BOLD)
        } else {
            Style::default()
        };

+        // Check if this process is selected - prioritize PID matching
+        let is_selected = if let Some(selected_pid) = selected_process_pid {
+            selected_pid == p.pid
+        } else if let Some(selected_idx) = selected_process_index {
+            selected_idx == ix // ix is the absolute index in the sorted list
+        } else {
+            false
+        };
+
+        // Apply selection highlighting
+        if is_selected {
+            emphasis = emphasis
+                .bg(PROCESS_SELECTION_BG)
+                .fg(PROCESS_SELECTION_FG)
+                .add_modifier(Modifier::BOLD);
+        }
+
        let cpu_str = fmt_cpu_pct(cpu_val);

        ratatui::widgets::Row::new(vec![
@@ -151,6 +173,47 @@ pub fn draw_top_processes(
        .column_spacing(1);
    f.render_widget(table, content);

+    // Draw tooltip if a process is selected
+    if let Some(selected_pid) = selected_process_pid {
+        // Find the selected process to get its name
+        let process_info = if let Some(metrics) = m {
+            metrics
+                .top_processes
+                .iter()
+                .find(|p| p.pid == selected_pid)
+                .map(|p| format!("PID {} • {}", p.pid, p.name))
+                .unwrap_or_else(|| format!("PID {selected_pid}"))
+        } else {
+            format!("PID {selected_pid}")
+        };
+
+        let tooltip_text = format!("{process_info} | Enter for details • X to unselect");
+        let tooltip_width = tooltip_text.len() as u16 + 2; // Add padding
+        let tooltip_height = 3;
+
+        // Position tooltip at bottom-right of the processes area
+        if area.width > tooltip_width + 2 && area.height > tooltip_height + 1 {
+            let tooltip_area = Rect {
+                x: area.x + area.width.saturating_sub(tooltip_width + 1),
+                y: area.y + area.height.saturating_sub(tooltip_height + 1),
+                width: tooltip_width,
+                height: tooltip_height,
+            };
+
+            let tooltip_block = Block::default().borders(Borders::ALL).style(
+                Style::default()
+                    .bg(PROCESS_TOOLTIP_BG)
+                    .fg(PROCESS_TOOLTIP_FG),
+            );
+
+            let tooltip_paragraph = Paragraph::new(tooltip_text)
+                .block(tooltip_block)
+                .wrap(ratatui::widgets::Wrap { trim: true });
+
+            f.render_widget(tooltip_paragraph, tooltip_area);
+        }
+    }
+
    // Draw scrollbar like CPU pane
    let scroll_area = Rect {
        x: inner.x + inner.width.saturating_sub(1),
@@ -191,6 +254,17 @@ fn fmt_cpu_pct(v: f32) -> String {
 }

 /// Handle keyboard scrolling (Up/Down/PageUp/PageDown/Home/End)
+/// Parameters for process key event handling
+pub struct ProcessKeyParams<'a> {
+    pub selected_process_pid: &'a mut Option<u32>,
+    pub selected_process_index: &'a mut Option<usize>,
+    pub key: crossterm::event::KeyEvent,
+    pub metrics: Option<&'a Metrics>,
+    pub sort_by: ProcSortBy,
+}
+
+/// LEGACY: Use processes_handle_key_with_selection for enhanced functionality
+#[allow(dead_code)]
 pub fn processes_handle_key(
    scroll_offset: &mut usize,
    key: crossterm::event::KeyEvent,
@@ -199,8 +273,113 @@ pub fn processes_handle_key(
    crate::ui::cpu::per_core_handle_key(scroll_offset, key, page_size);
 }

+pub fn processes_handle_key_with_selection(params: ProcessKeyParams) -> bool {
+    use crossterm::event::KeyCode;
+
+    match params.key.code {
+        KeyCode::Up => {
+            // Build sorted index list to navigate through display order
+            if let Some(m) = params.metrics {
+                let mut idxs: Vec<usize> = (0..m.top_processes.len()).collect();
+                match params.sort_by {
+                    ProcSortBy::CpuDesc => idxs.sort_by(|&a, &b| {
+                        let aa = m.top_processes[a].cpu_usage;
+                        let bb = m.top_processes[b].cpu_usage;
+                        bb.partial_cmp(&aa).unwrap_or(Ordering::Equal)
+                    }),
+                    ProcSortBy::MemDesc => idxs.sort_by(|&a, &b| {
+                        let aa = m.top_processes[a].mem_bytes;
+                        let bb = m.top_processes[b].mem_bytes;
+                        bb.cmp(&aa)
+                    }),
+                }
+
+                if params.selected_process_index.is_none() || params.selected_process_pid.is_none()
+                {
+                    // No selection - select the first process in sorted order
+                    if !idxs.is_empty() {
+                        let first_idx = idxs[0];
+                        *params.selected_process_index = Some(first_idx);
+                        *params.selected_process_pid = Some(m.top_processes[first_idx].pid);
+                    }
+                } else if let Some(current_idx) = *params.selected_process_index {
+                    // Find current position in sorted list
+                    if let Some(pos) = idxs.iter().position(|&idx| idx == current_idx)
+                        && pos > 0
+                    {
+                        // Move up in sorted list
+                        let new_idx = idxs[pos - 1];
+                        *params.selected_process_index = Some(new_idx);
+                        *params.selected_process_pid = Some(m.top_processes[new_idx].pid);
+                    }
+                }
+            }
+            true // Handled
+        }
+        KeyCode::Down => {
+            // Build sorted index list to navigate through display order
+            if let Some(m) = params.metrics {
+                let mut idxs: Vec<usize> = (0..m.top_processes.len()).collect();
+                match params.sort_by {
+                    ProcSortBy::CpuDesc => idxs.sort_by(|&a, &b| {
+                        let aa = m.top_processes[a].cpu_usage;
+                        let bb = m.top_processes[b].cpu_usage;
+                        bb.partial_cmp(&aa).unwrap_or(Ordering::Equal)
+                    }),
+                    ProcSortBy::MemDesc => idxs.sort_by(|&a, &b| {
+                        let aa = m.top_processes[a].mem_bytes;
+                        let bb = m.top_processes[b].mem_bytes;
+                        bb.cmp(&aa)
+                    }),
+                }
+
+                if params.selected_process_index.is_none() || params.selected_process_pid.is_none()
+                {
+                    // No selection - select the first process in sorted order
+                    if !idxs.is_empty() {
+                        let first_idx = idxs[0];
+                        *params.selected_process_index = Some(first_idx);
+                        *params.selected_process_pid = Some(m.top_processes[first_idx].pid);
+                    }
+                } else if let Some(current_idx) = *params.selected_process_index {
+                    // Find current position in sorted list
+                    if let Some(pos) = idxs.iter().position(|&idx| idx == current_idx)
+                        && pos + 1 < idxs.len()
+                    {
+                        // Move down in sorted list
+                        let new_idx = idxs[pos + 1];
+                        *params.selected_process_index = Some(new_idx);
+                        *params.selected_process_pid = Some(m.top_processes[new_idx].pid);
+                    }
+                }
+            }
+            true // Handled
+        }
+        KeyCode::Char('x') | KeyCode::Char('X') => {
+            // Unselect any selected process
+            if params.selected_process_pid.is_some() || params.selected_process_index.is_some() {
+                *params.selected_process_pid = None;
+                *params.selected_process_index = None;
+                true // Handled
+            } else {
+                false // No selection to clear
+            }
+        }
+        KeyCode::Enter => {
+            // Signal that Enter was pressed with a selection
+            params.selected_process_pid.is_some() // Return true if we have a selection to handle
+        }
+        _ => {
+            // No other keys handled - let scrollbar handle all navigation
+            false
+        }
+    }
+}
+
 /// Handle mouse for content scrolling and scrollbar dragging.
 /// Returns Some(new_sort) if the header "CPU %" or "Mem" was clicked.
+/// LEGACY: Use processes_handle_mouse_with_selection for enhanced functionality
+#[allow(dead_code)]
 pub fn processes_handle_mouse(
    scroll_offset: &mut usize,
    drag: &mut Option<crate::ui::cpu::PerCoreScrollDrag>,
@@ -264,3 +443,127 @@ pub fn processes_handle_mouse(
    );
    None
 }
+
+/// Parameters for process mouse event handling
+pub struct ProcessMouseParams<'a> {
+    pub scroll_offset: &'a mut usize,
+    pub selected_process_pid: &'a mut Option<u32>,
+    pub selected_process_index: &'a mut Option<usize>,
+    pub drag: &'a mut Option<crate::ui::cpu::PerCoreScrollDrag>,
+    pub mouse: MouseEvent,
+    pub area: Rect,
+    pub total_rows: usize,
+    pub metrics: Option<&'a Metrics>,
+    pub sort_by: ProcSortBy,
+}
+
+/// Enhanced mouse handler that also manages process selection
+/// Returns Some(new_sort) if the header was clicked, or handles row selection
+pub fn processes_handle_mouse_with_selection(params: ProcessMouseParams) -> Option<ProcSortBy> {
+    // Inner and content areas (match draw_top_processes)
+    let inner = Rect {
+        x: params.area.x + 1,
+        y: params.area.y + 1,
+        width: params.area.width.saturating_sub(2),
+        height: params.area.height.saturating_sub(2),
+    };
+    if inner.height == 0 || inner.width <= 2 {
+        return None;
+    }
+    let content = Rect {
+        x: inner.x,
+        y: inner.y,
+        width: inner.width.saturating_sub(2),
+        height: inner.height,
+    };
+
+    // Scrollbar interactions (click arrows/page/drag)
+    per_core_handle_scrollbar_mouse(
+        params.scroll_offset,
+        params.drag,
+        params.mouse,
+        params.area,
+        params.total_rows,
+    );
+
+    // Wheel scrolling when inside the content
+    crate::ui::cpu::per_core_handle_mouse(
+        params.scroll_offset,
+        params.mouse,
+        content,
+        content.height as usize,
+    );
+
+    // Header click to change sort
+    let header_area = Rect {
+        x: content.x,
+        y: content.y,
+        width: content.width,
+        height: 1,
+    };
+    let inside_header = params.mouse.row == header_area.y
+        && params.mouse.column >= header_area.x
+        && params.mouse.column < header_area.x + header_area.width;
+
+    if inside_header && matches!(params.mouse.kind, MouseEventKind::Down(MouseButton::Left)) {
+        // Split header into the same columns
+        let cols = Layout::default()
+            .direction(Direction::Horizontal)
+            .constraints(COLS.to_vec())
+            .split(header_area);
+        if params.mouse.column >= cols[2].x && params.mouse.column < cols[2].x + cols[2].width {
+            return Some(ProcSortBy::CpuDesc);
+        }
+        if params.mouse.column >= cols[3].x && params.mouse.column < cols[3].x + cols[3].width {
+            return Some(ProcSortBy::MemDesc);
+        }
+    }
+
+    // Row click for process selection
+    let data_start_row = content.y + 1; // Skip header
+    let data_area_height = content.height.saturating_sub(1); // Exclude header
+
+    if matches!(params.mouse.kind, MouseEventKind::Down(MouseButton::Left))
+        && params.mouse.row >= data_start_row
+        && params.mouse.row < data_start_row + data_area_height
+        && params.mouse.column >= content.x
+        && params.mouse.column < content.x + content.width
+    {
+        let clicked_row = (params.mouse.row - data_start_row) as usize;
+
+        // Find the actual process using the same sorting logic as the drawing code
+        if let Some(m) = params.metrics {
+            // Create the same sorted index array as in draw_top_processes
+            let mut idxs: Vec<usize> = (0..m.top_processes.len()).collect();
+            match params.sort_by {
+                ProcSortBy::CpuDesc => idxs.sort_by(|&a, &b| {
+                    let aa = m.top_processes[a].cpu_usage;
+                    let bb = m.top_processes[b].cpu_usage;
+                    bb.partial_cmp(&aa).unwrap_or(std::cmp::Ordering::Equal)
+                }),
+                ProcSortBy::MemDesc => idxs.sort_by(|&a, &b| {
+                    let aa = m.top_processes[a].mem_bytes;
+                    let bb = m.top_processes[b].mem_bytes;
+                    bb.cmp(&aa)
+                }),
+            }
+
+            // Calculate which process was actually clicked based on sorted order
+            let visible_process_position = *params.scroll_offset + clicked_row;
+            if visible_process_position < idxs.len() {
+                let actual_process_index = idxs[visible_process_position];
+                let clicked_process = &m.top_processes[actual_process_index];
+                *params.selected_process_pid = Some(clicked_process.pid);
+                *params.selected_process_index = Some(actual_process_index);
+            }
+        }
+    }
+
+    // Clamp to valid range
+    per_core_clamp(
+        params.scroll_offset,
+        params.total_rows,
+        (content.height.saturating_sub(1)) as usize,
+    );
+    None
+}
@@ -6,3 +6,83 @@ use ratatui::style::Color;
 pub const SB_ARROW: Color = Color::Rgb(170, 170, 180);
 pub const SB_TRACK: Color = Color::Rgb(170, 170, 180);
 pub const SB_THUMB: Color = Color::Rgb(170, 170, 180);
+
+// Modal palette
+pub const MODAL_DIM_BG: Color = Color::Rgb(15, 15, 25);
+pub const MODAL_BG: Color = Color::Rgb(26, 26, 46);
+pub const MODAL_FG: Color = Color::Rgb(230, 230, 230);
+pub const MODAL_TITLE_FG: Color = Color::Rgb(255, 102, 102); // soft red for title text
+pub const MODAL_BORDER_FG: Color = Color::Rgb(204, 51, 51); // darker red border
+
+pub const MODAL_ICON_PINK: Color = Color::Rgb(255, 182, 193); // light pink icons line
+pub const MODAL_AGENT_FG: Color = Color::Rgb(220, 220, 255); // pale periwinkle
+pub const MODAL_HINT_FG: Color = Color::Rgb(255, 215, 0); // gold for message icon
+pub const MODAL_OFFLINE_LABEL_FG: Color = Color::Rgb(135, 206, 235); // sky blue label
+pub const MODAL_RETRY_LABEL_FG: Color = Color::Rgb(255, 165, 0); // orange label
+pub const MODAL_COUNTDOWN_LABEL_FG: Color = Color::Rgb(255, 192, 203); // pink label for countdown
+
+// Buttons
+pub const BTN_RETRY_BG_ACTIVE: Color = Color::Rgb(46, 204, 113); // modern green
+pub const BTN_RETRY_FG_ACTIVE: Color = Color::Rgb(26, 26, 46);
+pub const BTN_RETRY_FG_INACTIVE: Color = Color::Rgb(46, 204, 113);
+
+pub const BTN_EXIT_BG_ACTIVE: Color = Color::Rgb(255, 255, 255); // modern red
+pub const BTN_EXIT_FG_ACTIVE: Color = Color::Rgb(26, 26, 46);
+pub const BTN_EXIT_FG_INACTIVE: Color = Color::Rgb(255, 255, 255);
+
+// Process selection colors
+pub const PROCESS_SELECTION_BG: Color = Color::Rgb(147, 112, 219); // Medium slate blue (purple)
+pub const PROCESS_SELECTION_FG: Color = Color::Rgb(255, 255, 255); // White text for contrast
+pub const PROCESS_TOOLTIP_BG: Color = Color::Rgb(147, 112, 219); // Same purple as selection
+pub const PROCESS_TOOLTIP_FG: Color = Color::Rgb(255, 255, 255); // White text for contrast
+
+// Process details modal colors (matches main UI aesthetic - no custom colors, terminal defaults)
+pub const PROCESS_DETAILS_ACCENT: Color = Color::Rgb(147, 112, 219); // Purple accent for highlights
+
+// Emoji / icon strings (centralized so they can be themed/swapped later)
+pub const ICON_WARNING_TITLE: &str = " 🔌 CONNECTION ERROR ";
+pub const ICON_CLUSTER: &str = "⚠️";
+pub const ICON_MESSAGE: &str = "💭 ";
+pub const ICON_OFFLINE_LABEL: &str = "⏱️  Offline for: ";
+pub const ICON_RETRY_LABEL: &str = "🔄 Retry attempts: ";
+pub const ICON_COUNTDOWN_LABEL: &str = "⏰ Next auto retry: ";
+pub const BTN_RETRY_TEXT: &str = " 🔄 Retry ";
+pub const BTN_EXIT_TEXT: &str = " ❌ Exit ";
+
+// warning icon
+pub const LARGE_ERROR_ICON: &[&str] = &[
+    "           /\\           ",
+    "          /  \\          ",
+    "         / !! \\         ",
+    "        / !!!! \\        ",
+    "       /  !!    \\       ",
+    "      /   !!!!   \\      ",
+    "     /     !!     \\     ",
+    "    /______________\\    ",
+];
+
+//about logo
+pub const ASCII_ART: &str = r#"
+⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣠⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
+⠀⠀⠀⠀⠀⠀⠀⠀⣀⣤⣶⣾⠿⠿⠛⠃⠀⠀⠀⠀⠀⣀⣀⣠⡄⠀⠀⠀⠀⠀
+⠀⠀⠀⠀⠀⠀⠀⠀⠘⠛⢉⣠⣴⣾⣿⠿⠆⢰⣾⡿⠿⠛⠛⠋⠁⠀⠀⠀⠀⠀
+⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⠟⠋⣁⣤⣤⣶⠀⣠⣤⣶⣾⣿⣿⡿⠀⠀⠀⠀⠀
+⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣶⣿⣿⣿⣿⣿⡆⠘⠛⢉⣁⣤⣤⣤⡀⠀⠀⠀⠀
+⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⡀⢾⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀
+⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⣿⣿⣧⠈⢿⣿⣿⣿⣿⣷⠀⠀⠀⠀
+⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣧⠈⢿⣿⣿⣿⣿⡄⠀⠀⠀
+⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣼⣿⣿⣿⣿⣿⠿⠋⣁⠀⢿⣿⣿⣿⣷⡀⠀⠀
+⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣠⣴⣿⣿⣿⣿⡟⢁⣴⣿⣿⡇⢸⣿⣿⡿⠟⠃⠀⠀
+⠀⠀⠀⠀⠀⠀⢀⣠⣴⣿⣿⣿⣿⣿⣿⡟⢀⣿⣿⣿⡟⢀⣾⠟⢁⣤⣶⣿⠀⠀
+⠀⠀⠀⠀⣠⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠸⡿⠟⢋⣠⣾⠃⣰⣿⣿⣿⡟⠀⠀
+⠀⠀⣴⣄⠙⣿⣿⣿⣿⣿⡿⠿⠛⠋⣉⣁⣤⣴⣶⣿⣿⣿⠀⣿⡿⠟⠋⠀⠀⠀
+⠀⠀⣿⣿⡆⠹⠟⠋⣁⣤⡄⢰⣿⠿⠟⠛⠋⠉⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
+⠀⠀⠈⠉⠁⠀⠀⠀⠙⠛⠃⠈⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
+
+███████╗ ██████╗  ██████╗████████╗ ██████╗ ██████╗ 
+██╔════╝██╔═══██╗██╔════╝╚══██╔══╝██╔═══██╗██╔══██╗
+███████╗██║   ██║██║        ██║   ██║   ██║██████╔╝
+╚════██║██║   ██║██║        ██║   ██║   ██║██╔═══╝ 
+███████║╚██████╔╝╚██████╗   ██║   ╚██████╔╝██║     
+╚══════╝ ╚═════╝  ╚═════╝   ╚═╝    ╚═════╝ ╚═╝     
+"#;
@@ -0,0 +1,46 @@
+//! Tests for modal formatting and duration helper.
+use std::time::Duration;
+
+// Bring the format_duration function into scope by duplicating logic (private in module). If desired,
+// this could be moved to a shared util module; for now we re-assert expected behavior.
+fn format_duration_ref(duration: Duration) -> String {
+    let total_secs = duration.as_secs();
+    let hours = total_secs / 3600;
+    let minutes = (total_secs % 3600) / 60;
+    let seconds = total_secs % 60;
+    if hours > 0 {
+        format!("{hours}h {minutes}m {seconds}s")
+    } else if minutes > 0 {
+        format!("{minutes}m {seconds}s")
+    } else {
+        format!("{seconds}s")
+    }
+}
+
+#[test]
+fn test_format_duration_boundaries() {
+    assert_eq!(format_duration_ref(Duration::from_secs(0)), "0s");
+    assert_eq!(format_duration_ref(Duration::from_secs(59)), "59s");
+    assert_eq!(format_duration_ref(Duration::from_secs(60)), "1m 0s");
+    assert_eq!(format_duration_ref(Duration::from_secs(61)), "1m 1s");
+    assert_eq!(format_duration_ref(Duration::from_secs(3600)), "1h 0m 0s");
+    assert_eq!(format_duration_ref(Duration::from_secs(3661)), "1h 1m 1s");
+}
+
+// Basic test to ensure auto-retry countdown semantics are consistent for initial state.
+#[test]
+fn test_auto_retry_initial_none() {
+    // We can't construct App directly without pulling in whole UI; just assert logic mimic.
+    // For a more thorough test, refactor countdown logic into a pure function.
+    // This placeholder asserts desired initial semantics: when no disconnect/original time, countdown should be None.
+    // (When integrated, consider exposing a pure helper returning Option<u64>.)
+    let modal_active = false; // requirement: must be active for countdown
+    let disconnected_state = true; // assume disconnected state
+    let countdown = if disconnected_state && modal_active {
+        // would compute target
+        Some(0)
+    } else {
+        None
+    };
+    assert!(countdown.is_none());
+}
@@ -28,6 +28,8 @@ anyhow = "1"
 hostname = "0.3"
 prost = { workspace = true }
 time = { version = "0.3", default-features = false, features = ["formatting", "macros", "parsing" ] }
+# For executing journalctl commands
+tokio-process = "0.2"

 [build-dependencies]
 prost-build = "0.13"
@@ -0,0 +1,95 @@
+//! Caching for process metrics and journal entries
+
+use std::collections::HashMap;
+use std::time::{Duration, Instant};
+use tokio::sync::RwLock;
+
+use crate::types::{ProcessMetricsResponse, JournalResponse};
+
+#[derive(Debug, Clone)]
+struct CacheEntry<T> {
+    data: T,
+    cached_at: Instant,
+    ttl: Duration,
+}
+
+impl<T> CacheEntry<T> {
+    fn is_expired(&self) -> bool {
+        self.cached_at.elapsed() > self.ttl
+    }
+}
+
+#[derive(Debug)]
+pub struct ProcessCache {
+    process_metrics: RwLock<HashMap<u32, CacheEntry<ProcessMetricsResponse>>>,
+    journal_entries: RwLock<HashMap<u32, CacheEntry<JournalResponse>>>,
+}
+
+impl ProcessCache {
+    pub fn new() -> Self {
+        Self {
+            process_metrics: RwLock::new(HashMap::new()),
+            journal_entries: RwLock::new(HashMap::new()),
+        }
+    }
+
+    /// Get cached process metrics if available and not expired (250ms TTL)
+    pub async fn get_process_metrics(&self, pid: u32) -> Option<ProcessMetricsResponse> {
+        let cache = self.process_metrics.read().await;
+        if let Some(entry) = cache.get(&pid) {
+            if !entry.is_expired() {
+                return Some(entry.data.clone());
+            }
+        }
+        None
+    }
+
+    /// Cache process metrics with 250ms TTL
+    pub async fn set_process_metrics(&self, pid: u32, data: ProcessMetricsResponse) {
+        let mut cache = self.process_metrics.write().await;
+        cache.insert(pid, CacheEntry {
+            data,
+            cached_at: Instant::now(),
+            ttl: Duration::from_millis(250),
+        });
+    }
+
+    /// Get cached journal entries if available and not expired (1s TTL)
+    pub async fn get_journal_entries(&self, pid: u32) -> Option<JournalResponse> {
+        let cache = self.journal_entries.read().await;
+        if let Some(entry) = cache.get(&pid) {
+            if !entry.is_expired() {
+                return Some(entry.data.clone());
+            }
+        }
+        None
+    }
+
+    /// Cache journal entries with 1s TTL
+    pub async fn set_journal_entries(&self, pid: u32, data: JournalResponse) {
+        let mut cache = self.journal_entries.write().await;
+        cache.insert(pid, CacheEntry {
+            data,
+            cached_at: Instant::now(),
+            ttl: Duration::from_secs(1),
+        });
+    }
+
+    /// Clean up expired entries periodically
+    pub async fn cleanup_expired(&self) {
+        {
+            let mut cache = self.process_metrics.write().await;
+            cache.retain(|_, entry| !entry.is_expired());
+        }
+        {
+            let mut cache = self.journal_entries.write().await;
+            cache.retain(|_, entry| !entry.is_expired());
+        }
+    }
+}
+
+impl Default for ProcessCache {
+    fn default() -> Self {
+        Self::new()
+    }
+}
@@ -0,0 +1,17 @@
+//! Library interface for socktop_agent functionality
+//! This allows testing of agent functions.
+
+pub mod gpu;
+pub mod metrics;
+pub mod proto;
+pub mod state;
+pub mod tls;
+pub mod types;
+pub mod ws;
+
+// Re-export commonly used types and functions for testing
+pub use metrics::{collect_journal_entries, collect_process_metrics};
+pub use state::{AppState, CacheEntry};
+pub use types::{
+    DetailedProcessInfo, JournalEntry, JournalResponse, LogLevel, ProcessMetricsResponse,
+};
@@ -2,7 +2,10 @@

 use crate::gpu::collect_all_gpus;
 use crate::state::AppState;
-use crate::types::{DiskInfo, Metrics, NetworkInfo, ProcessInfo, ProcessesPayload};
+use crate::types::{
+    DetailedProcessInfo, DiskInfo, JournalEntry, JournalResponse, LogLevel, Metrics, NetworkInfo,
+    ProcessInfo, ProcessMetricsResponse, ProcessesPayload,
+};
 use once_cell::sync::OnceCell;
 #[cfg(target_os = "linux")]
 use std::collections::HashMap;
@@ -10,13 +13,55 @@ use std::collections::HashMap;
 use std::fs;
 #[cfg(target_os = "linux")]
 use std::io;
+use std::process::Command;
 use std::sync::Mutex;
 use std::time::Duration as StdDuration;
-use std::time::{Duration, Instant};
+use std::time::{Duration, Instant, SystemTime, UNIX_EPOCH};
 use sysinfo::{ProcessRefreshKind, ProcessesToUpdate};
 use tracing::warn;

 // NOTE: CPU normalization env removed; non-Linux now always reports per-process share (0..100) as given by sysinfo.
+
+// Helper functions to get CPU time from /proc/stat on Linux
+#[cfg(target_os = "linux")]
+fn get_cpu_time_user(pid: u32) -> u64 {
+    if let Ok(stat) = fs::read_to_string(format!("/proc/{pid}/stat")) {
+        let fields: Vec<&str> = stat.split_whitespace().collect();
+        if fields.len() > 13 {
+            // Field 13 (0-indexed) is utime (user CPU time in clock ticks)
+            if let Ok(utime) = fields[13].parse::<u64>() {
+                // Convert clock ticks to milliseconds (assuming 100 Hz)
+                return utime * 10; // 1 tick = 10ms at 100 Hz
+            }
+        }
+    }
+    0
+}
+
+#[cfg(target_os = "linux")]
+fn get_cpu_time_system(pid: u32) -> u64 {
+    if let Ok(stat) = fs::read_to_string(format!("/proc/{pid}/stat")) {
+        let fields: Vec<&str> = stat.split_whitespace().collect();
+        if fields.len() > 14 {
+            // Field 14 (0-indexed) is stime (system CPU time in clock ticks)
+            if let Ok(stime) = fields[14].parse::<u64>() {
+                // Convert clock ticks to milliseconds (assuming 100 Hz)
+                return stime * 10; // 1 tick = 10ms at 100 Hz
+            }
+        }
+    }
+    0
+}
+
+#[cfg(not(target_os = "linux"))]
+fn get_cpu_time_user(_pid: u32) -> u64 {
+    0 // Not implemented for non-Linux platforms
+}
+
+#[cfg(not(target_os = "linux"))]
+fn get_cpu_time_system(_pid: u32) -> u64 {
+    0 // Not implemented for non-Linux platforms
+}
 // Runtime toggles (read once)
 fn gpu_enabled() -> bool {
    static ON: OnceCell<bool> = OnceCell::new();
@@ -286,14 +331,194 @@ pub async fn collect_disks(state: &AppState) -> Vec<DiskInfo> {
    }
    let mut disks_list = state.disks.lock().await;
    disks_list.refresh(false); // don't drop missing disks
-    let disks: Vec<DiskInfo> = disks_list
+
+    // Collect disk temperatures from components
+    // NVMe temps show up as "Composite" under different chip names
+    let disk_temps = {
+        let mut components = state.components.lock().await;
+        components.refresh(true); // true = refresh values, not just the list
+
+        let mut composite_temps = Vec::new();
+
+        for c in components.iter() {
+            let label = c.label().to_ascii_lowercase();
+
+            // Collect all "Composite" temperatures (these are NVMe drives)
+            // Labels are like "nvme Composite CT1000N7BSS503" or "nvme Composite Sabrent Rocket 4.0"
+            if label.contains("composite")
+                && let Some(temp) = c.temperature()
+            {
+                tracing::debug!("Found Composite temp: {}°C", temp);
+                composite_temps.push(temp);
+            }
+        }
+
+        // Store composite temps indexed by their order (nvme0n1, nvme1n1, nvme2n1, etc.)
+        let mut temps = std::collections::HashMap::new();
+        for (idx, temp) in composite_temps.iter().enumerate() {
+            let key = format!("nvme{}n1", idx);
+            tracing::debug!("Mapping {} -> {}°C", key, temp);
+            temps.insert(key, *temp);
+        }
+        tracing::debug!("Final disk_temps map: {:?}", temps);
+        temps
+    };
+
+    // First collect all partitions from sysinfo, deduplicating by device name
+    // (same partition can be mounted at multiple mount points)
+    let mut seen_partitions = std::collections::HashSet::new();
+    let partitions: Vec<DiskInfo> = disks_list
        .iter()
-        .map(|d| DiskInfo {
-            name: d.name().to_string_lossy().into_owned(),
-            total: d.total_space(),
-            available: d.available_space(),
+        .filter_map(|d| {
+            let name = d.name().to_string_lossy().into_owned();
+
+            // Skip if we've already seen this partition/device
+            if !seen_partitions.insert(name.clone()) {
+                return None;
+            }
+
+            // Determine if this is a partition
+            let is_partition = name.contains("p1")
+                || name.contains("p2")
+                || name.contains("p3")
+                || name.ends_with('1')
+                || name.ends_with('2')
+                || name.ends_with('3')
+                || name.ends_with('4')
+                || name.ends_with('5')
+                || name.ends_with('6')
+                || name.ends_with('7')
+                || name.ends_with('8')
+                || name.ends_with('9');
+
+            // Try to find temperature for this disk
+            let temperature = disk_temps.iter().find_map(|(key, &temp)| {
+                if name.starts_with(key) {
+                    tracing::debug!("Matched {} with key {} -> {}°C", name, key, temp);
+                    Some(temp)
+                } else {
+                    None
+                }
+            });
+
+            if temperature.is_none() && !name.starts_with("loop") && !name.starts_with("ram") {
+                tracing::debug!("No temperature found for disk: {}", name);
+            }
+
+            Some(DiskInfo {
+                name,
+                total: d.total_space(),
+                available: d.available_space(),
+                temperature,
+                is_partition,
+            })
        })
        .collect();
+
+    // Now create parent disk entries by aggregating partition data
+    let mut parent_disks: std::collections::HashMap<String, (u64, u64, Option<f32>)> =
+        std::collections::HashMap::new();
+
+    for partition in &partitions {
+        if partition.is_partition {
+            // Extract parent disk name
+            // nvme0n1p1 -> nvme0n1, sda1 -> sda, mmcblk0p1 -> mmcblk0
+            let parent_name = if let Some(pos) = partition.name.rfind('p') {
+                // Check if character after 'p' is a digit
+                if partition
+                    .name
+                    .chars()
+                    .nth(pos + 1)
+                    .is_some_and(|c| c.is_ascii_digit())
+                {
+                    &partition.name[..pos]
+                } else {
+                    // Handle sda1, sdb2, etc (just trim trailing digit)
+                    partition.name.trim_end_matches(char::is_numeric)
+                }
+            } else {
+                // Handle sda1, sdb2, etc (just trim trailing digit)
+                partition.name.trim_end_matches(char::is_numeric)
+            };
+
+            // Look up temperature for the PARENT disk, not the partition
+            // Strip /dev/ prefix if present for matching
+            let parent_name_for_match = parent_name.strip_prefix("/dev/").unwrap_or(parent_name);
+            let parent_temp = disk_temps.iter().find_map(|(key, &temp)| {
+                if parent_name_for_match.starts_with(key) {
+                    Some(temp)
+                } else {
+                    None
+                }
+            });
+
+            // Aggregate partition stats into parent
+            let entry = parent_disks
+                .entry(parent_name.to_string())
+                .or_insert((0, 0, parent_temp));
+            entry.0 += partition.total;
+            entry.1 += partition.available;
+            // Keep temperature if any partition has it (or if we just found one)
+            if entry.2.is_none() {
+                entry.2 = parent_temp;
+            }
+        }
+    }
+
+    // Create parent disk entries
+    let mut disks: Vec<DiskInfo> = parent_disks
+        .into_iter()
+        .map(|(name, (total, available, temperature))| DiskInfo {
+            name,
+            total,
+            available,
+            temperature,
+            is_partition: false,
+        })
+        .collect();
+
+    // Sort parent disks by name
+    disks.sort_by(|a, b| a.name.cmp(&b.name));
+
+    // Add partitions after their parent disk
+    for partition in partitions {
+        if partition.is_partition {
+            // Find parent disk index
+            let parent_name = if let Some(pos) = partition.name.rfind('p') {
+                if partition
+                    .name
+                    .chars()
+                    .nth(pos + 1)
+                    .is_some_and(|c| c.is_ascii_digit())
+                {
+                    &partition.name[..pos]
+                } else {
+                    partition.name.trim_end_matches(char::is_numeric)
+                }
+            } else {
+                partition.name.trim_end_matches(char::is_numeric)
+            };
+
+            // Find where to insert this partition (after its parent)
+            if let Some(parent_idx) = disks.iter().position(|d| d.name == parent_name) {
+                // Insert after parent and any existing partitions of that parent
+                let mut insert_idx = parent_idx + 1;
+                while insert_idx < disks.len()
+                    && disks[insert_idx].is_partition
+                    && disks[insert_idx].name.starts_with(parent_name)
+                {
+                    insert_idx += 1;
+                }
+                disks.insert(insert_idx, partition);
+            } else {
+                // Parent not found (shouldn't happen), just add at end
+                disks.push(partition);
+            }
+        } else {
+            // Not a partition (e.g., zram0), add at end
+            disks.push(partition);
+        }
+    }
    {
        let mut cache = state.cache_disks.lock().await;
        cache.set(disks.clone());
@@ -549,3 +774,626 @@ pub async fn collect_processes_all(state: &AppState) -> ProcessesPayload {
    }
    payload
 }
+
+/// Lightweight child process enumeration using direct /proc access
+/// This avoids the expensive refresh_processes_specifics(All) call
+#[cfg(target_os = "linux")]
+fn enumerate_child_processes_lightweight(
+    parent_pid: u32,
+    system: &sysinfo::System,
+) -> Vec<DetailedProcessInfo> {
+    let mut children = Vec::new();
+
+    // Read /proc to find all child processes
+    // This is much faster than refresh_processes_specifics(All)
+    if let Ok(entries) = fs::read_dir("/proc") {
+        for entry in entries.flatten() {
+            if let Ok(file_name) = entry.file_name().into_string()
+                && let Ok(pid) = file_name.parse::<u32>()
+                && let Some(child_parent_pid) = read_parent_pid_from_proc(pid)
+                && child_parent_pid == parent_pid
+                && let Some(child_info) = collect_process_info_from_proc(pid, system)
+            {
+                children.push(child_info);
+            }
+        }
+    }
+
+    children
+}
+
+/// Read parent PID from /proc/{pid}/stat
+#[cfg(target_os = "linux")]
+fn read_parent_pid_from_proc(pid: u32) -> Option<u32> {
+    let stat = fs::read_to_string(format!("/proc/{pid}/stat")).ok()?;
+    // Format: pid (comm) state ppid ...
+    // We need to handle process names with spaces/parentheses
+    let ppid_start = stat.rfind(')')?;
+    let fields: Vec<&str> = stat[ppid_start + 1..].split_whitespace().collect();
+    // After the closing paren: state ppid ...
+    // Field 1 (0-indexed) is ppid
+    fields.get(1)?.parse::<u32>().ok()
+}
+
+/// Collect process information from /proc files
+#[cfg(target_os = "linux")]
+fn collect_process_info_from_proc(
+    pid: u32,
+    system: &sysinfo::System,
+) -> Option<DetailedProcessInfo> {
+    // Try to get basic info from sysinfo if it's already loaded (cheap lookup)
+    // Otherwise read from /proc directly
+    let (name, cpu_usage, mem_bytes, virtual_mem_bytes) =
+        if let Some(proc) = system.process(sysinfo::Pid::from_u32(pid)) {
+            (
+                proc.name().to_string_lossy().to_string(),
+                proc.cpu_usage(),
+                proc.memory(),
+                proc.virtual_memory(),
+            )
+        } else {
+            // Process not in sysinfo cache, read minimal info from /proc
+            let name = fs::read_to_string(format!("/proc/{pid}/comm"))
+                .ok()?
+                .trim()
+                .to_string();
+
+            // Read memory from /proc/{pid}/status
+            let status_content = fs::read_to_string(format!("/proc/{pid}/status")).ok()?;
+            let mut mem_bytes = 0u64;
+            let mut virtual_mem_bytes = 0u64;
+
+            for line in status_content.lines() {
+                if let Some(value) = line.strip_prefix("VmRSS:") {
+                    if let Some(kb) = value.split_whitespace().next() {
+                        mem_bytes = kb.parse::<u64>().unwrap_or(0) * 1024;
+                    }
+                } else if let Some(value) = line.strip_prefix("VmSize:")
+                    && let Some(kb) = value.split_whitespace().next()
+                {
+                    virtual_mem_bytes = kb.parse::<u64>().unwrap_or(0) * 1024;
+                }
+            }
+
+            (name, 0.0, mem_bytes, virtual_mem_bytes)
+        };
+
+    // Read command line
+    let command = fs::read_to_string(format!("/proc/{pid}/cmdline"))
+        .ok()
+        .map(|s| s.replace('\0', " ").trim().to_string())
+        .unwrap_or_default();
+
+    // Read status information
+    let status_content = fs::read_to_string(format!("/proc/{pid}/status")).ok()?;
+    let mut uid = 0u32;
+    let mut gid = 0u32;
+    let mut thread_count = 0u32;
+    let mut status = "Unknown".to_string();
+
+    for line in status_content.lines() {
+        if let Some(value) = line.strip_prefix("Uid:") {
+            if let Some(uid_str) = value.split_whitespace().next() {
+                uid = uid_str.parse().unwrap_or(0);
+            }
+        } else if let Some(value) = line.strip_prefix("Gid:") {
+            if let Some(gid_str) = value.split_whitespace().next() {
+                gid = gid_str.parse().unwrap_or(0);
+            }
+        } else if let Some(value) = line.strip_prefix("Threads:") {
+            thread_count = value.trim().parse().unwrap_or(0);
+        } else if let Some(value) = line.strip_prefix("State:") {
+            status = value
+                .trim()
+                .chars()
+                .next()
+                .map(|c| match c {
+                    'R' => "Running",
+                    'S' => "Sleeping",
+                    'D' => "Disk Sleep",
+                    'Z' => "Zombie",
+                    'T' => "Stopped",
+                    't' => "Tracing Stop",
+                    'X' | 'x' => "Dead",
+                    'K' => "Wakekill",
+                    'W' => "Waking",
+                    'P' => "Parked",
+                    'I' => "Idle",
+                    _ => "Unknown",
+                })
+                .unwrap_or("Unknown")
+                .to_string();
+        }
+    }
+
+    // Read start time from stat
+    let start_time = if let Ok(stat) = fs::read_to_string(format!("/proc/{pid}/stat")) {
+        let stat_end = stat.rfind(')')?;
+        let fields: Vec<&str> = stat[stat_end + 1..].split_whitespace().collect();
+        // Field 19 (0-indexed) is starttime in clock ticks since boot
+        fields.get(19)?.parse::<u64>().ok()?
+    } else {
+        0
+    };
+
+    // Read I/O stats if available
+    let (read_bytes, write_bytes) =
+        if let Ok(io_content) = fs::read_to_string(format!("/proc/{pid}/io")) {
+            let mut read_bytes = None;
+            let mut write_bytes = None;
+
+            for line in io_content.lines() {
+                if let Some(value) = line.strip_prefix("read_bytes:") {
+                    read_bytes = value.trim().parse().ok();
+                } else if let Some(value) = line.strip_prefix("write_bytes:") {
+                    write_bytes = value.trim().parse().ok();
+                }
+            }
+
+            (read_bytes, write_bytes)
+        } else {
+            (None, None)
+        };
+
+    // Read working directory
+    let working_directory = fs::read_link(format!("/proc/{pid}/cwd"))
+        .ok()
+        .map(|p| p.to_string_lossy().to_string());
+
+    // Read executable path
+    let executable_path = fs::read_link(format!("/proc/{pid}/exe"))
+        .ok()
+        .map(|p| p.to_string_lossy().to_string());
+
+    Some(DetailedProcessInfo {
+        pid,
+        name,
+        command,
+        cpu_usage,
+        mem_bytes,
+        virtual_mem_bytes,
+        shared_mem_bytes: None, // Would need to parse /proc/{pid}/statm for this
+        thread_count,
+        fd_count: None, // Would need to count entries in /proc/{pid}/fd
+        status,
+        parent_pid: None, // We already know the parent
+        user_id: uid,
+        group_id: gid,
+        start_time,
+        cpu_time_user: get_cpu_time_user(pid),
+        cpu_time_system: get_cpu_time_system(pid),
+        read_bytes,
+        write_bytes,
+        working_directory,
+        executable_path,
+        child_processes: Vec::new(), // Don't recurse
+        threads: Vec::new(),         // Not collected for child processes
+    })
+}
+
+/// Fallback for non-Linux: use sysinfo (less efficient but functional)
+#[cfg(not(target_os = "linux"))]
+fn enumerate_child_processes_lightweight(
+    parent_pid: u32,
+    system: &sysinfo::System,
+) -> Vec<DetailedProcessInfo> {
+    let mut children = Vec::new();
+
+    // On non-Linux, we have to iterate through all processes in sysinfo
+    // This is less efficient but maintains cross-platform compatibility
+    for (child_pid, child_process) in system.processes() {
+        if let Some(parent) = child_process.parent()
+            && parent.as_u32() == parent_pid
+        {
+            let child_info = DetailedProcessInfo {
+                pid: child_pid.as_u32(),
+                name: child_process.name().to_string_lossy().to_string(),
+                command: child_process
+                    .cmd()
+                    .iter()
+                    .map(|s| s.to_string_lossy().to_string())
+                    .collect::<Vec<_>>()
+                    .join(" "),
+                cpu_usage: child_process.cpu_usage(),
+                mem_bytes: child_process.memory(),
+                virtual_mem_bytes: child_process.virtual_memory(),
+                shared_mem_bytes: None,
+                thread_count: child_process
+                    .tasks()
+                    .map(|tasks| tasks.len() as u32)
+                    .unwrap_or(0),
+                fd_count: None,
+                status: format!("{:?}", child_process.status()),
+                parent_pid: Some(parent_pid),
+                // On non-Linux platforms, sysinfo UID/GID might not be accurate
+                // Just use 0 as placeholder since we can't read /proc
+                user_id: 0,
+                group_id: 0,
+                start_time: child_process.start_time(),
+                cpu_time_user: 0, // Not available on non-Linux in our implementation
+                cpu_time_system: 0,
+                read_bytes: Some(child_process.disk_usage().read_bytes),
+                write_bytes: Some(child_process.disk_usage().written_bytes),
+                working_directory: child_process.cwd().map(|p| p.to_string_lossy().to_string()),
+                executable_path: child_process.exe().map(|p| p.to_string_lossy().to_string()),
+                child_processes: Vec::new(),
+                threads: Vec::new(), // Not collected for non-Linux
+            };
+            children.push(child_info);
+        }
+    }
+
+    children
+}
+
+/// Collect thread information for a specific process (Linux only)
+#[cfg(target_os = "linux")]
+fn collect_thread_info(pid: u32) -> Vec<crate::types::ThreadInfo> {
+    let mut threads = Vec::new();
+
+    // Read /proc/{pid}/task directory
+    let task_dir = format!("/proc/{pid}/task");
+    let Ok(entries) = fs::read_dir(&task_dir) else {
+        return threads;
+    };
+
+    for entry in entries.flatten() {
+        let file_name = entry.file_name();
+        let tid_str = file_name.to_string_lossy();
+        let Ok(tid) = tid_str.parse::<u32>() else {
+            continue;
+        };
+
+        // Read thread name from comm
+        let name = fs::read_to_string(format!("/proc/{pid}/task/{tid}/comm"))
+            .unwrap_or_else(|_| format!("Thread-{tid}"))
+            .trim()
+            .to_string();
+
+        // Read thread stat for CPU times and status
+        let stat_path = format!("/proc/{pid}/task/{tid}/stat");
+        let Ok(stat_content) = fs::read_to_string(&stat_path) else {
+            continue;
+        };
+
+        // Parse stat file (similar format to process stat)
+        // Fields: pid comm state ... utime stime ...
+        let fields: Vec<&str> = stat_content.split_whitespace().collect();
+        if fields.len() < 15 {
+            continue;
+        }
+
+        // Field 2 is state (R, S, D, Z, T, etc.)
+        let status = fields
+            .get(2)
+            .and_then(|s| s.chars().next())
+            .map(|c| match c {
+                'R' => "Running",
+                'S' => "Sleeping",
+                'D' => "Disk Sleep",
+                'Z' => "Zombie",
+                'T' => "Stopped",
+                't' => "Tracing Stop",
+                'X' | 'x' => "Dead",
+                _ => "Unknown",
+            })
+            .unwrap_or("Unknown")
+            .to_string();
+
+        // Field 13 is utime (user CPU time in clock ticks)
+        // Field 14 is stime (system CPU time in clock ticks)
+        let utime = fields
+            .get(13)
+            .and_then(|s| s.parse::<u64>().ok())
+            .unwrap_or(0);
+        let stime = fields
+            .get(14)
+            .and_then(|s| s.parse::<u64>().ok())
+            .unwrap_or(0);
+
+        // Convert clock ticks to microseconds (assuming 100 Hz)
+        // 1 tick = 10ms = 10,000 microseconds
+        let cpu_time_user = utime * 10_000;
+        let cpu_time_system = stime * 10_000;
+
+        threads.push(crate::types::ThreadInfo {
+            tid,
+            name,
+            cpu_time_user,
+            cpu_time_system,
+            status,
+        });
+    }
+
+    threads
+}
+
+/// Fallback for non-Linux: return empty thread list
+#[cfg(not(target_os = "linux"))]
+fn collect_thread_info(_pid: u32) -> Vec<crate::types::ThreadInfo> {
+    Vec::new()
+}
+
+/// Collect detailed metrics for a specific process
+pub async fn collect_process_metrics(
+    pid: u32,
+    state: &AppState,
+) -> Result<ProcessMetricsResponse, String> {
+    let mut system = state.sys.lock().await;
+
+    // OPTIMIZED: Only refresh the specific process we care about
+    // This avoids polluting the main process list with threads and prevents race conditions
+    system.refresh_processes_specifics(
+        ProcessesToUpdate::Some(&[sysinfo::Pid::from_u32(pid)]),
+        false,
+        ProcessRefreshKind::nothing()
+            .with_memory()
+            .with_cpu()
+            .with_disk_usage(),
+    );
+
+    let process = system
+        .process(sysinfo::Pid::from_u32(pid))
+        .ok_or_else(|| format!("Process {pid} not found"))?;
+
+    // Get current timestamp
+    let cached_at = SystemTime::now()
+        .duration_since(UNIX_EPOCH)
+        .map_err(|e| format!("Time error: {e}"))?
+        .as_secs();
+
+    // Extract all needed data from process while we have the lock
+    let name = process.name().to_string_lossy().to_string();
+    let command = process
+        .cmd()
+        .iter()
+        .map(|s| s.to_string_lossy().to_string())
+        .collect::<Vec<_>>()
+        .join(" ");
+    let cpu_usage = process.cpu_usage();
+    let mem_bytes = process.memory();
+    let virtual_mem_bytes = process.virtual_memory();
+    let thread_count = process.tasks().map(|tasks| tasks.len() as u32).unwrap_or(0);
+    let status = format!("{:?}", process.status());
+    let parent_pid = process.parent().map(|p| p.as_u32());
+    let start_time = process.start_time();
+
+    // Read UID and GID directly from /proc/{pid}/status for accuracy
+    #[cfg(target_os = "linux")]
+    let (user_id, group_id) =
+        if let Ok(status_content) = std::fs::read_to_string(format!("/proc/{pid}/status")) {
+            let mut uid = 0u32;
+            let mut gid = 0u32;
+
+            for line in status_content.lines() {
+                if let Some(value) = line.strip_prefix("Uid:") {
+                    // Uid line format: "Uid:	1000	1000	1000	1000" (real, effective, saved, filesystem)
+                    // We want the real UID (first value)
+                    if let Some(uid_str) = value.split_whitespace().next() {
+                        uid = uid_str.parse().unwrap_or(0);
+                    }
+                } else if let Some(value) = line.strip_prefix("Gid:") {
+                    // Gid line format: "Gid:	1000	1000	1000	1000" (real, effective, saved, filesystem)
+                    // We want the real GID (first value)
+                    if let Some(gid_str) = value.split_whitespace().next() {
+                        gid = gid_str.parse().unwrap_or(0);
+                    }
+                }
+            }
+
+            (uid, gid)
+        } else {
+            // Fallback if /proc read fails (permission issue)
+            (0, 0)
+        };
+
+    #[cfg(not(target_os = "linux"))]
+    let (user_id, group_id) = (0, 0);
+
+    // Read I/O stats directly from /proc/{pid}/io
+    // Use rchar/wchar to capture ALL I/O including cached reads (like htop/btop do)
+    // sysinfo's total_read_bytes/total_written_bytes only count actual disk I/O
+    #[cfg(target_os = "linux")]
+    let (read_bytes, write_bytes) =
+        if let Ok(io_content) = std::fs::read_to_string(format!("/proc/{pid}/io")) {
+            let mut rchar = 0u64;
+            let mut wchar = 0u64;
+
+            for line in io_content.lines() {
+                if let Some(value) = line.strip_prefix("rchar: ") {
+                    rchar = value.trim().parse().unwrap_or(0);
+                } else if let Some(value) = line.strip_prefix("wchar: ") {
+                    wchar = value.trim().parse().unwrap_or(0);
+                }
+            }
+
+            (Some(rchar), Some(wchar))
+        } else {
+            // Fallback to sysinfo if we can't read /proc (permissions)
+            let disk_usage = process.disk_usage();
+            (
+                Some(disk_usage.total_read_bytes),
+                Some(disk_usage.total_written_bytes),
+            )
+        };
+
+    #[cfg(not(target_os = "linux"))]
+    let (read_bytes, write_bytes) = {
+        let disk_usage = process.disk_usage();
+        (
+            Some(disk_usage.total_read_bytes),
+            Some(disk_usage.total_written_bytes),
+        )
+    };
+
+    let working_directory = process.cwd().map(|p| p.to_string_lossy().to_string());
+    let executable_path = process.exe().map(|p| p.to_string_lossy().to_string());
+
+    // Collect child processes using lightweight /proc access
+    // This avoids the expensive system.refresh_processes_specifics(All) call
+    let child_processes = enumerate_child_processes_lightweight(pid, &system);
+
+    // Release the system lock early (automatic when system goes out of scope)
+    drop(system);
+
+    // Collect thread information (Linux only)
+    let threads = collect_thread_info(pid);
+
+    // Now construct the detailed info without holding the lock
+    let detailed_info = DetailedProcessInfo {
+        pid,
+        name,
+        command,
+        cpu_usage,
+        mem_bytes,
+        virtual_mem_bytes,
+        shared_mem_bytes: None, // Not available from sysinfo
+        thread_count,
+        fd_count: None, // Not available from sysinfo on all platforms
+        status,
+        parent_pid,
+        user_id,
+        group_id,
+        start_time,
+        cpu_time_user: get_cpu_time_user(pid),
+        cpu_time_system: get_cpu_time_system(pid),
+        read_bytes,
+        write_bytes,
+        working_directory,
+        executable_path,
+        child_processes,
+        threads,
+    };
+
+    Ok(ProcessMetricsResponse {
+        process: detailed_info,
+        cached_at,
+    })
+}
+
+/// Collect journal entries for a specific process
+pub fn collect_journal_entries(pid: u32) -> Result<JournalResponse, String> {
+    let output = Command::new("journalctl")
+        .args([
+            &format!("_PID={pid}"),
+            "--output=json",
+            "--lines=100",
+            "--no-pager",
+        ])
+        .output()
+        .map_err(|e| format!("Failed to execute journalctl: {e}"))?;
+
+    if !output.status.success() {
+        return Err(format!(
+            "journalctl failed: {}",
+            String::from_utf8_lossy(&output.stderr)
+        ));
+    }
+
+    let stdout = String::from_utf8_lossy(&output.stdout);
+    let mut entries = Vec::new();
+
+    // Parse each line as JSON (journalctl outputs one JSON object per line)
+    for line in stdout.lines() {
+        if line.trim().is_empty() {
+            continue;
+        }
+
+        let json: serde_json::Value =
+            serde_json::from_str(line).map_err(|e| format!("Failed to parse journal JSON: {e}"))?;
+
+        // Extract relevant fields
+        let timestamp_str = json
+            .get("__REALTIME_TIMESTAMP")
+            .and_then(|v| v.as_str())
+            .unwrap_or("0");
+
+        // Convert timestamp to ISO 8601 format
+        let timestamp = if let Ok(ts_micros) = timestamp_str.parse::<u64>() {
+            let ts_secs = ts_micros / 1_000_000;
+            let ts_nanos = (ts_micros % 1_000_000) * 1000;
+            let time = SystemTime::UNIX_EPOCH
+                + Duration::from_secs(ts_secs)
+                + Duration::from_nanos(ts_nanos);
+            // Simple ISO 8601 format - we can improve this if needed
+            format!("{time:?}")
+                .replace("SystemTime { tv_sec: ", "")
+                .replace(", tv_nsec: ", ".")
+                .replace(" }", "")
+        } else {
+            timestamp_str.to_string()
+        };
+
+        let priority = match json.get("PRIORITY").and_then(|v| v.as_str()) {
+            Some("0") => LogLevel::Emergency,
+            Some("1") => LogLevel::Alert,
+            Some("2") => LogLevel::Critical,
+            Some("3") => LogLevel::Error,
+            Some("4") => LogLevel::Warning,
+            Some("5") => LogLevel::Notice,
+            Some("6") => LogLevel::Info,
+            Some("7") => LogLevel::Debug,
+            _ => LogLevel::Info,
+        };
+
+        let message = json
+            .get("MESSAGE")
+            .and_then(|v| v.as_str())
+            .unwrap_or("")
+            .to_string();
+
+        let unit = json
+            .get("_SYSTEMD_UNIT")
+            .and_then(|v| v.as_str())
+            .map(|s| s.to_string());
+
+        let entry_pid = json
+            .get("_PID")
+            .and_then(|v| v.as_str())
+            .and_then(|s| s.parse::<u32>().ok());
+
+        let comm = json
+            .get("_COMM")
+            .and_then(|v| v.as_str())
+            .map(|s| s.to_string());
+
+        let uid = json
+            .get("_UID")
+            .and_then(|v| v.as_str())
+            .and_then(|s| s.parse::<u32>().ok());
+
+        let gid = json
+            .get("_GID")
+            .and_then(|v| v.as_str())
+            .and_then(|s| s.parse::<u32>().ok());
+
+        entries.push(JournalEntry {
+            timestamp,
+            priority,
+            message,
+            unit,
+            pid: entry_pid,
+            comm,
+            uid,
+            gid,
+        });
+    }
+
+    // Sort by timestamp (newest first)
+    entries.sort_by(|a, b| b.timestamp.cmp(&a.timestamp));
+
+    let response_timestamp = SystemTime::now()
+        .duration_since(UNIX_EPOCH)
+        .map_err(|e| format!("Time error: {e}"))?
+        .as_secs();
+
+    let total_count = entries.len() as u32;
+    let truncated = entries.len() >= 100; // We requested 100 lines, so if we got 100, there might be more
+
+    Ok(JournalResponse {
+        entries,
+        total_count,
+        truncated,
+        cached_at: response_timestamp,
+    })
+}
@@ -63,6 +63,11 @@ pub struct AppState {
    pub cache_metrics: Arc<Mutex<CacheEntry<crate::types::Metrics>>>,
    pub cache_disks: Arc<Mutex<CacheEntry<Vec<crate::types::DiskInfo>>>>,
    pub cache_processes: Arc<Mutex<CacheEntry<crate::types::ProcessesPayload>>>,
+
+    // Process detail caches (per-PID)
+    pub cache_process_metrics:
+        Arc<Mutex<HashMap<u32, CacheEntry<crate::types::ProcessMetricsResponse>>>>,
+    pub cache_journal_entries: Arc<Mutex<HashMap<u32, CacheEntry<crate::types::JournalResponse>>>>,
 }

 #[derive(Clone, Debug)]
@@ -71,6 +76,12 @@ pub struct CacheEntry<T> {
    pub value: Option<T>,
 }

+impl<T> Default for CacheEntry<T> {
+    fn default() -> Self {
+        Self::new()
+    }
+}
+
 impl<T> CacheEntry<T> {
    pub fn new() -> Self {
        Self {
@@ -90,6 +101,12 @@ impl<T> CacheEntry<T> {
    }
 }

+impl Default for AppState {
+    fn default() -> Self {
+        Self::new()
+    }
+}
+
 impl AppState {
    pub fn new() -> Self {
        let sys = System::new();
@@ -116,6 +133,8 @@ impl AppState {
            cache_metrics: Arc::new(Mutex::new(CacheEntry::new())),
            cache_disks: Arc::new(Mutex::new(CacheEntry::new())),
            cache_processes: Arc::new(Mutex::new(CacheEntry::new())),
+            cache_process_metrics: Arc::new(Mutex::new(HashMap::new())),
+            cache_journal_entries: Arc::new(Mutex::new(HashMap::new())),
        }
    }
 }
@@ -9,6 +9,8 @@ pub struct DiskInfo {
    pub name: String,
    pub total: u64,
    pub available: u64,
+    pub temperature: Option<f32>,
+    pub is_partition: bool,
 }

 #[derive(Debug, Clone, Serialize)]
@@ -47,3 +49,76 @@ pub struct ProcessesPayload {
    pub process_count: usize,
    pub top_processes: Vec<ProcessInfo>,
 }
+
+#[derive(Debug, Clone, Serialize)]
+pub struct ThreadInfo {
+    pub tid: u32,             // Thread ID
+    pub name: String,         // Thread name (from /proc/{pid}/task/{tid}/comm)
+    pub cpu_time_user: u64,   // User CPU time in microseconds
+    pub cpu_time_system: u64, // System CPU time in microseconds
+    pub status: String,       // Thread status (Running, Sleeping, etc.)
+}
+
+#[derive(Debug, Clone, Serialize)]
+pub struct DetailedProcessInfo {
+    pub pid: u32,
+    pub name: String,
+    pub command: String,
+    pub cpu_usage: f32,
+    pub mem_bytes: u64,
+    pub virtual_mem_bytes: u64,
+    pub shared_mem_bytes: Option<u64>,
+    pub thread_count: u32,
+    pub fd_count: Option<u32>,
+    pub status: String,
+    pub parent_pid: Option<u32>,
+    pub user_id: u32,
+    pub group_id: u32,
+    pub start_time: u64,      // Unix timestamp
+    pub cpu_time_user: u64,   // Microseconds
+    pub cpu_time_system: u64, // Microseconds
+    pub read_bytes: Option<u64>,
+    pub write_bytes: Option<u64>,
+    pub working_directory: Option<String>,
+    pub executable_path: Option<String>,
+    pub child_processes: Vec<DetailedProcessInfo>,
+    pub threads: Vec<ThreadInfo>,
+}
+
+#[derive(Debug, Clone, Serialize)]
+pub struct ProcessMetricsResponse {
+    pub process: DetailedProcessInfo,
+    pub cached_at: u64, // Unix timestamp when this data was cached
+}
+
+#[derive(Debug, Clone, Serialize)]
+pub struct JournalEntry {
+    pub timestamp: String, // ISO 8601 formatted timestamp
+    pub priority: LogLevel,
+    pub message: String,
+    pub unit: Option<String>, // systemd unit name
+    pub pid: Option<u32>,
+    pub comm: Option<String>, // process command name
+    pub uid: Option<u32>,
+    pub gid: Option<u32>,
+}
+
+#[derive(Debug, Clone, Serialize)]
+pub enum LogLevel {
+    Emergency = 0,
+    Alert = 1,
+    Critical = 2,
+    Error = 3,
+    Warning = 4,
+    Notice = 5,
+    Info = 6,
+    Debug = 7,
+}
+
+#[derive(Debug, Clone, Serialize)]
+pub struct JournalResponse {
+    pub entries: Vec<JournalEntry>,
+    pub total_count: u32,
+    pub truncated: bool,
+    pub cached_at: u64, // Unix timestamp when this data was cached
+}
@@ -17,6 +17,8 @@ use crate::proto::pb;
 use crate::state::AppState;

 // Compression threshold based on typical payload size
+// Temporarily increased for testing - revert to 768 for production
+//const COMPRESSION_THRESHOLD: usize = 50_000;
 const COMPRESSION_THRESHOLD: usize = 768;

 // Reusable buffer for compression to avoid allocations
@@ -111,6 +113,90 @@ async fn handle_socket(mut socket: WebSocket, state: AppState) {
                }
                drop(cache); // Explicit drop to release mutex early
            }
+            Message::Text(ref text) if text.starts_with("get_process_metrics:") => {
+                if let Some(pid_str) = text.strip_prefix("get_process_metrics:")
+                    && let Ok(pid) = pid_str.parse::<u32>()
+                {
+                    let ttl = std::time::Duration::from_millis(250); // 250ms TTL
+
+                    // Check cache first
+                    {
+                        let cache = state.cache_process_metrics.lock().await;
+                        if let Some(entry) = cache.get(&pid)
+                            && entry.is_fresh(ttl)
+                            && let Some(cached_response) = entry.get()
+                        {
+                            let _ = send_json(&mut socket, cached_response).await;
+                            continue;
+                        }
+                    }
+
+                    // Collect fresh data
+                    match crate::metrics::collect_process_metrics(pid, &state).await {
+                        Ok(response) => {
+                            // Cache the response
+                            {
+                                let mut cache = state.cache_process_metrics.lock().await;
+                                cache
+                                    .entry(pid)
+                                    .or_insert_with(crate::state::CacheEntry::new)
+                                    .set(response.clone());
+                            }
+                            let _ = send_json(&mut socket, &response).await;
+                        }
+                        Err(err) => {
+                            let error_response = serde_json::json!({
+                                "error": err,
+                                "request": "get_process_metrics",
+                                "pid": pid
+                            });
+                            let _ = send_json(&mut socket, &error_response).await;
+                        }
+                    }
+                }
+            }
+            Message::Text(ref text) if text.starts_with("get_journal_entries:") => {
+                if let Some(pid_str) = text.strip_prefix("get_journal_entries:")
+                    && let Ok(pid) = pid_str.parse::<u32>()
+                {
+                    let ttl = std::time::Duration::from_secs(1); // 1s TTL
+
+                    // Check cache first
+                    {
+                        let cache = state.cache_journal_entries.lock().await;
+                        if let Some(entry) = cache.get(&pid)
+                            && entry.is_fresh(ttl)
+                            && let Some(cached_response) = entry.get()
+                        {
+                            let _ = send_json(&mut socket, cached_response).await;
+                            continue;
+                        }
+                    }
+
+                    // Collect fresh data
+                    match crate::metrics::collect_journal_entries(pid) {
+                        Ok(response) => {
+                            // Cache the response
+                            {
+                                let mut cache = state.cache_journal_entries.lock().await;
+                                cache
+                                    .entry(pid)
+                                    .or_insert_with(crate::state::CacheEntry::new)
+                                    .set(response.clone());
+                            }
+                            let _ = send_json(&mut socket, &response).await;
+                        }
+                        Err(err) => {
+                            let error_response = serde_json::json!({
+                                "error": err,
+                                "request": "get_journal_entries",
+                                "pid": pid
+                            });
+                            let _ = send_json(&mut socket, &error_response).await;
+                        }
+                    }
+                }
+            }
            Message::Close(_) => break,
            _ => {}
        }
@@ -0,0 +1,132 @@
+//! Tests for the process cache functionality
+
+use socktop_agent::state::{AppState, CacheEntry};
+use socktop_agent::types::{DetailedProcessInfo, JournalResponse, ProcessMetricsResponse};
+use std::time::Duration;
+use tokio::time::sleep;
+
+#[tokio::test]
+async fn test_process_cache_ttl() {
+    let state = AppState::new();
+    let pid = 12345;
+
+    // Create mock data
+    let process_info = DetailedProcessInfo {
+        pid,
+        name: "test_process".to_string(),
+        command: "test command".to_string(),
+        cpu_usage: 50.0,
+        mem_bytes: 1024 * 1024,
+        virtual_mem_bytes: 2048 * 1024,
+        shared_mem_bytes: Some(512 * 1024),
+        thread_count: 4,
+        fd_count: Some(10),
+        status: "Running".to_string(),
+        parent_pid: Some(1),
+        user_id: 1000,
+        group_id: 1000,
+        start_time: 1234567890,
+        cpu_time_user: 100000,
+        cpu_time_system: 50000,
+        read_bytes: Some(1024),
+        write_bytes: Some(2048),
+        working_directory: Some("/tmp".to_string()),
+        executable_path: Some("/usr/bin/test".to_string()),
+        child_processes: vec![],
+        threads: vec![],
+    };
+
+    let metrics_response = ProcessMetricsResponse {
+        process: process_info,
+        cached_at: 1234567890,
+    };
+
+    let journal_response = JournalResponse {
+        entries: vec![],
+        total_count: 0,
+        truncated: false,
+        cached_at: 1234567890,
+    };
+
+    // Test process metrics caching
+    {
+        let mut cache = state.cache_process_metrics.lock().await;
+        cache
+            .entry(pid)
+            .or_insert_with(CacheEntry::new)
+            .set(metrics_response.clone());
+    }
+
+    // Should get cached value immediately
+    {
+        let cache = state.cache_process_metrics.lock().await;
+        let ttl = Duration::from_millis(250);
+        if let Some(entry) = cache.get(&pid) {
+            assert!(entry.is_fresh(ttl));
+            assert!(entry.get().is_some());
+            assert_eq!(entry.get().unwrap().process.pid, pid);
+        } else {
+            panic!("Expected cached entry");
+        }
+    }
+    println!("✓ Process metrics cached and retrieved successfully");
+
+    // Test journal entries caching
+    {
+        let mut cache = state.cache_journal_entries.lock().await;
+        cache
+            .entry(pid)
+            .or_insert_with(CacheEntry::new)
+            .set(journal_response.clone());
+    }
+
+    // Should get cached value immediately
+    {
+        let cache = state.cache_journal_entries.lock().await;
+        let ttl = Duration::from_secs(1);
+        if let Some(entry) = cache.get(&pid) {
+            assert!(entry.is_fresh(ttl));
+            assert!(entry.get().is_some());
+            assert_eq!(entry.get().unwrap().total_count, 0);
+        } else {
+            panic!("Expected cached entry");
+        }
+    }
+    println!("✓ Journal entries cached and retrieved successfully");
+
+    // Wait for process metrics to expire (250ms + buffer)
+    sleep(Duration::from_millis(300)).await;
+
+    // Process metrics should be expired now
+    {
+        let cache = state.cache_process_metrics.lock().await;
+        let ttl = Duration::from_millis(250);
+        if let Some(entry) = cache.get(&pid) {
+            assert!(!entry.is_fresh(ttl));
+        }
+    }
+    println!("✓ Process metrics correctly expired after TTL");
+
+    // Journal entries should still be valid (1s TTL)
+    {
+        let cache = state.cache_journal_entries.lock().await;
+        let ttl = Duration::from_secs(1);
+        if let Some(entry) = cache.get(&pid) {
+            assert!(entry.is_fresh(ttl));
+        }
+    }
+    println!("✓ Journal entries still valid within TTL");
+
+    // Wait for journal entries to expire (additional 800ms to reach 1s total)
+    sleep(Duration::from_millis(800)).await;
+
+    // Journal entries should be expired now
+    {
+        let cache = state.cache_journal_entries.lock().await;
+        let ttl = Duration::from_secs(1);
+        if let Some(entry) = cache.get(&pid) {
+            assert!(!entry.is_fresh(ttl));
+        }
+    }
+    println!("✓ Journal entries correctly expired after TTL");
+}
@@ -0,0 +1,89 @@
+//! Tests for process detail collection functionality
+
+use socktop_agent::metrics::{collect_journal_entries, collect_process_metrics};
+use socktop_agent::state::AppState;
+use std::process;
+
+#[tokio::test]
+async fn test_collect_process_metrics_self() {
+    // Test collecting metrics for our own process
+    let pid = process::id();
+    let state = AppState::new();
+
+    match collect_process_metrics(pid, &state).await {
+        Ok(response) => {
+            assert_eq!(response.process.pid, pid);
+            assert!(!response.process.name.is_empty());
+            // Command might be empty on some systems, so don't assert on it
+            assert!(response.cached_at > 0);
+            println!(
+                "✓ Process metrics collected for PID {}: {} ({})",
+                pid, response.process.name, response.process.command
+            );
+        }
+        Err(e) => {
+            // This might fail if sysinfo can't find the process, which is possible
+            println!("⚠ Warning: Failed to collect process metrics for self: {e}");
+        }
+    }
+}
+
+#[tokio::test]
+async fn test_collect_journal_entries_self() {
+    // Test collecting journal entries for our own process
+    let pid = process::id();
+
+    match collect_journal_entries(pid) {
+        Ok(response) => {
+            assert!(response.cached_at > 0);
+            println!(
+                "✓ Journal entries collected for PID {}: {} entries",
+                pid, response.total_count
+            );
+            if !response.entries.is_empty() {
+                let entry = &response.entries[0];
+                println!("  Latest entry: {}", entry.message);
+            }
+        }
+        Err(e) => {
+            // This might fail if journalctl is not available or restricted
+            println!("⚠ Warning: Failed to collect journal entries for self: {e}");
+        }
+    }
+}
+
+#[tokio::test]
+async fn test_collect_process_metrics_invalid_pid() {
+    // Test with an invalid PID
+    let invalid_pid = 999999;
+    let state = AppState::new();
+
+    match collect_process_metrics(invalid_pid, &state).await {
+        Ok(_) => {
+            println!("⚠ Warning: Unexpectedly found process for invalid PID {invalid_pid}");
+        }
+        Err(e) => {
+            println!("✓ Correctly failed for invalid PID {invalid_pid}: {e}");
+            assert!(e.contains("not found"));
+        }
+    }
+}
+
+#[tokio::test]
+async fn test_collect_journal_entries_invalid_pid() {
+    // Test with an invalid PID - journalctl might still return empty results
+    let invalid_pid = 999999;
+
+    match collect_journal_entries(invalid_pid) {
+        Ok(response) => {
+            println!(
+                "✓ Journal query completed for invalid PID {} (empty result expected): {} entries",
+                invalid_pid, response.total_count
+            );
+            // Should be empty or very few entries
+        }
+        Err(e) => {
+            println!("✓ Journal query failed for invalid PID {invalid_pid}: {e}");
+        }
+    }
+}
@@ -66,7 +66,7 @@ use tokio_tungstenite::{Connector, connect_async_tls_with_config};
 use crate::error::{ConnectorError, Result};
 use crate::types::{AgentRequest, AgentResponse};
 #[cfg(any(feature = "networking", feature = "wasm"))]
-use crate::types::{DiskInfo, Metrics, ProcessInfo, ProcessesPayload};
+use crate::types::{DiskInfo, Metrics, ProcessInfo, ProcessesPayload, ProcessMetricsResponse, JournalResponse};
 #[cfg(feature = "tls")]
 fn ensure_crypto_provider() {
    use std::sync::Once;
@@ -186,6 +186,18 @@ impl SocktopConnector {
                    .ok_or_else(|| ConnectorError::invalid_response("Failed to get processes"))?;
                Ok(AgentResponse::Processes(processes))
            }
+            AgentRequest::ProcessMetrics { pid } => {
+                let process_metrics = request_process_metrics(stream, pid)
+                    .await
+                    .ok_or_else(|| ConnectorError::invalid_response("Failed to get process metrics"))?;
+                Ok(AgentResponse::ProcessMetrics(process_metrics))
+            }
+            AgentRequest::JournalEntries { pid } => {
+                let journal_entries = request_journal_entries(stream, pid)
+                    .await
+                    .ok_or_else(|| ConnectorError::invalid_response("Failed to get journal entries"))?;
+                Ok(AgentResponse::JournalEntries(journal_entries))
+            }
        }
    }

@@ -333,9 +345,7 @@ async fn connect_with_ca_and_config(
            }
        }
        cfg.dangerous().set_certificate_verifier(Arc::new(NoVerify));
-        eprintln!(
-            "socktop_connector: hostname verification disabled (default). Set SOCKTOP_VERIFY_NAME=1 to enable strict SAN checking."
-        );
+        // Note: hostname verification disabled (default). Set SOCKTOP_VERIFY_NAME=1 to enable strict SAN checking.
    }
    let cfg = Arc::new(cfg);
    let (ws, _) = connect_async_tls_with_config(
@@ -439,6 +449,38 @@ async fn request_processes(ws: &mut WsStream) -> Option<ProcessesPayload> {
    }
 }

+// Send a "get_process_metrics:{pid}" request and await a JSON ProcessMetricsResponse
+#[cfg(feature = "networking")]
+async fn request_process_metrics(ws: &mut WsStream, pid: u32) -> Option<ProcessMetricsResponse> {
+    let request = format!("get_process_metrics:{}", pid);
+    if ws.send(Message::Text(request)).await.is_err() {
+        return None;
+    }
+    match ws.next().await {
+        Some(Ok(Message::Binary(b))) => {
+            gunzip_to_string(&b).ok().and_then(|s| serde_json::from_str::<ProcessMetricsResponse>(&s).ok())
+        }
+        Some(Ok(Message::Text(json))) => serde_json::from_str::<ProcessMetricsResponse>(&json).ok(),
+        _ => None,
+    }
+}
+
+// Send a "get_journal_entries:{pid}" request and await a JSON JournalResponse
+#[cfg(feature = "networking")]
+async fn request_journal_entries(ws: &mut WsStream, pid: u32) -> Option<JournalResponse> {
+    let request = format!("get_journal_entries:{}", pid);
+    if ws.send(Message::Text(request)).await.is_err() {
+        return None;
+    }
+    match ws.next().await {
+        Some(Ok(Message::Binary(b))) => {
+            gunzip_to_string(&b).ok().and_then(|s| serde_json::from_str::<JournalResponse>(&s).ok())
+        }
+        Some(Ok(Message::Text(json))) => serde_json::from_str::<JournalResponse>(&json).ok(),
+        _ => None,
+    }
+}
+
 // Decompress a gzip-compressed binary frame into a String.
 /// Unified gzip decompression to string for both networking and WASM
 #[cfg(any(feature = "networking", feature = "wasm"))]
@@ -807,6 +849,20 @@ impl SocktopConnector {
                    Ok(AgentResponse::Processes(processes))
                }
            }
+            AgentRequest::ProcessMetrics { pid: _ } => {
+                // Parse JSON response for process metrics
+                let process_metrics: ProcessMetricsResponse = serde_json::from_str(&response).map_err(|e| {
+                    ConnectorError::serialization_error(format!("Failed to parse process metrics: {e}"))
+                })?;
+                Ok(AgentResponse::ProcessMetrics(process_metrics))
+            }
+            AgentRequest::JournalEntries { pid: _ } => {
+                // Parse JSON response for journal entries
+                let journal_entries: JournalResponse = serde_json::from_str(&response).map_err(|e| {
+                    ConnectorError::serialization_error(format!("Failed to parse journal entries: {e}"))
+                })?;
+                Ok(AgentResponse::JournalEntries(journal_entries))
+            }
        }
    }

@@ -6,7 +6,8 @@ use crate::{AgentRequest, AgentResponse};

 #[cfg(feature = "networking")]
 use crate::networking::{
-    WsStream, connect_to_agent, request_disks, request_metrics, request_processes,
+    WsStream, connect_to_agent, request_disks, request_journal_entries, request_metrics,
+    request_process_metrics, request_processes,
 };

 #[cfg(all(feature = "wasm", not(feature = "networking")))]
@@ -72,6 +73,20 @@ impl SocktopConnector {
                    .ok_or_else(|| ConnectorError::invalid_response("Failed to get processes"))?;
                Ok(AgentResponse::Processes(processes))
            }
+            AgentRequest::ProcessMetrics { pid } => {
+                let process_metrics =
+                    request_process_metrics(stream, pid).await.ok_or_else(|| {
+                        ConnectorError::invalid_response("Failed to get process metrics")
+                    })?;
+                Ok(AgentResponse::ProcessMetrics(process_metrics))
+            }
+            AgentRequest::JournalEntries { pid } => {
+                let journal_entries =
+                    request_journal_entries(stream, pid).await.ok_or_else(|| {
+                        ConnectorError::invalid_response("Failed to get journal entries")
+                    })?;
+                Ok(AgentResponse::JournalEntries(journal_entries))
+            }
        }
    }

@@ -161,7 +161,8 @@ pub use config::ConnectorConfig;
 pub use connector_impl::SocktopConnector;
 pub use error::{ConnectorError, Result};
 pub use types::{
-    AgentRequest, AgentResponse, DiskInfo, GpuInfo, Metrics, NetworkInfo, ProcessInfo,
+    AgentRequest, AgentResponse, DetailedProcessInfo, DiskInfo, GpuInfo, JournalEntry,
+    JournalResponse, LogLevel, Metrics, NetworkInfo, ProcessInfo, ProcessMetricsResponse,
    ProcessesPayload,
 };

@@ -152,9 +152,7 @@ async fn connect_with_ca_and_config(
            }
        }
        cfg.dangerous().set_certificate_verifier(Arc::new(NoVerify));
-        eprintln!(
-            "socktop_connector: hostname verification disabled (default). Set SOCKTOP_VERIFY_NAME=1 to enable strict SAN checking."
-        );
+        // Note: hostname verification disabled (default). Set SOCKTOP_VERIFY_NAME=1 to enable strict SAN checking.
    }
    let cfg = Arc::new(cfg);
    let (ws, _) = tokio_tungstenite::connect_async_tls_with_config(
@@ -1,6 +1,7 @@
 //! WebSocket request handlers for native (non-WASM) environments.

 use crate::networking::WsStream;
+use crate::types::{JournalResponse, ProcessMetricsResponse};
 use crate::utils::{gunzip_to_string, gunzip_to_vec, is_gzip};
 use crate::{DiskInfo, Metrics, ProcessInfo, ProcessesPayload, pb};

@@ -82,3 +83,36 @@ pub async fn request_processes(ws: &mut WsStream) -> Option<ProcessesPayload> {
        _ => None,
    }
 }
+
+/// Send a "get_process_metrics:{pid}" request and await a JSON ProcessMetricsResponse
+pub async fn request_process_metrics(
+    ws: &mut WsStream,
+    pid: u32,
+) -> Option<ProcessMetricsResponse> {
+    let request = format!("get_process_metrics:{pid}");
+    if ws.send(Message::Text(request)).await.is_err() {
+        return None;
+    }
+    match ws.next().await {
+        Some(Ok(Message::Binary(b))) => gunzip_to_string(&b)
+            .ok()
+            .and_then(|s| serde_json::from_str::<ProcessMetricsResponse>(&s).ok()),
+        Some(Ok(Message::Text(json))) => serde_json::from_str::<ProcessMetricsResponse>(&json).ok(),
+        _ => None,
+    }
+}
+
+/// Send a "get_journal_entries:{pid}" request and await a JSON JournalResponse
+pub async fn request_journal_entries(ws: &mut WsStream, pid: u32) -> Option<JournalResponse> {
+    let request = format!("get_journal_entries:{pid}");
+    if ws.send(Message::Text(request)).await.is_err() {
+        return None;
+    }
+    match ws.next().await {
+        Some(Ok(Message::Binary(b))) => gunzip_to_string(&b)
+            .ok()
+            .and_then(|s| serde_json::from_str::<JournalResponse>(&s).ok()),
+        Some(Ok(Message::Text(json))) => serde_json::from_str::<JournalResponse>(&json).ok(),
+        _ => None,
+    }
+}
@@ -15,6 +15,10 @@ pub struct DiskInfo {
    pub name: String,
    pub total: u64,
    pub available: u64,
+    #[serde(default)]
+    pub temperature: Option<f32>,
+    #[serde(default)]
+    pub is_partition: bool,
 }

 #[derive(Debug, Clone, Deserialize, Serialize)]
@@ -73,6 +77,79 @@ pub struct ProcessesPayload {
    pub top_processes: Vec<ProcessInfo>,
 }

+#[derive(Debug, Clone, Deserialize, Serialize)]
+pub struct ThreadInfo {
+    pub tid: u32,             // Thread ID
+    pub name: String,         // Thread name (from /proc/{pid}/task/{tid}/comm)
+    pub cpu_time_user: u64,   // User CPU time in microseconds
+    pub cpu_time_system: u64, // System CPU time in microseconds
+    pub status: String,       // Thread status (Running, Sleeping, etc.)
+}
+
+#[derive(Debug, Clone, Deserialize, Serialize)]
+pub struct DetailedProcessInfo {
+    pub pid: u32,
+    pub name: String,
+    pub command: String,
+    pub cpu_usage: f32,
+    pub mem_bytes: u64,
+    pub virtual_mem_bytes: u64,
+    pub shared_mem_bytes: Option<u64>,
+    pub thread_count: u32,
+    pub fd_count: Option<u32>,
+    pub status: String,
+    pub parent_pid: Option<u32>,
+    pub user_id: u32,
+    pub group_id: u32,
+    pub start_time: u64,      // Unix timestamp
+    pub cpu_time_user: u64,   // Microseconds
+    pub cpu_time_system: u64, // Microseconds
+    pub read_bytes: Option<u64>,
+    pub write_bytes: Option<u64>,
+    pub working_directory: Option<String>,
+    pub executable_path: Option<String>,
+    pub child_processes: Vec<DetailedProcessInfo>,
+    pub threads: Vec<ThreadInfo>,
+}
+
+#[derive(Debug, Clone, Deserialize, Serialize)]
+pub struct ProcessMetricsResponse {
+    pub process: DetailedProcessInfo,
+    pub cached_at: u64, // Unix timestamp when this data was cached
+}
+
+#[derive(Debug, Clone, Deserialize, Serialize)]
+pub struct JournalEntry {
+    pub timestamp: String, // ISO 8601 formatted timestamp
+    pub priority: LogLevel,
+    pub message: String,
+    pub unit: Option<String>, // systemd unit name
+    pub pid: Option<u32>,
+    pub comm: Option<String>, // process command name
+    pub uid: Option<u32>,
+    pub gid: Option<u32>,
+}
+
+#[derive(Debug, Clone, Deserialize, Serialize)]
+pub enum LogLevel {
+    Emergency = 0,
+    Alert = 1,
+    Critical = 2,
+    Error = 3,
+    Warning = 4,
+    Notice = 5,
+    Info = 6,
+    Debug = 7,
+}
+
+#[derive(Debug, Clone, Deserialize, Serialize)]
+pub struct JournalResponse {
+    pub entries: Vec<JournalEntry>,
+    pub total_count: u32,
+    pub truncated: bool,
+    pub cached_at: u64, // Unix timestamp when this data was cached
+}
+
 /// Request types that can be sent to the agent
 #[derive(Debug, Clone, Serialize)]
 #[serde(tag = "type")]
@@ -83,6 +160,10 @@ pub enum AgentRequest {
    Disks,
    #[serde(rename = "processes")]
    Processes,
+    #[serde(rename = "process_metrics")]
+    ProcessMetrics { pid: u32 },
+    #[serde(rename = "journal_entries")]
+    JournalEntries { pid: u32 },
 }

 impl AgentRequest {
@@ -92,6 +173,8 @@ impl AgentRequest {
            AgentRequest::Metrics => "get_metrics".to_string(),
            AgentRequest::Disks => "get_disks".to_string(),
            AgentRequest::Processes => "get_processes".to_string(),
+            AgentRequest::ProcessMetrics { pid } => format!("get_process_metrics:{pid}"),
+            AgentRequest::JournalEntries { pid } => format!("get_journal_entries:{pid}"),
        }
    }
 }
@@ -106,4 +189,8 @@ pub enum AgentResponse {
    Disks(Vec<DiskInfo>),
    #[serde(rename = "processes")]
    Processes(ProcessesPayload),
+    #[serde(rename = "process_metrics")]
+    ProcessMetrics(ProcessMetricsResponse),
+    #[serde(rename = "journal_entries")]
+    JournalEntries(JournalResponse),
 }
@@ -3,7 +3,10 @@
 use crate::error::{ConnectorError, Result};
 use crate::pb::Processes;
 use crate::utils::{gunzip_to_string, gunzip_to_vec, is_gzip, log_debug};
-use crate::{AgentRequest, AgentResponse, DiskInfo, Metrics, ProcessInfo, ProcessesPayload};
+use crate::{
+    AgentRequest, AgentResponse, DiskInfo, JournalResponse, Metrics, ProcessInfo,
+    ProcessMetricsResponse, ProcessesPayload,
+};

 use prost::Message as ProstMessage;
 use std::cell::RefCell;
@@ -206,6 +209,26 @@ pub async fn send_request_and_wait(
                Ok(AgentResponse::Processes(processes))
            }
        }
+        AgentRequest::ProcessMetrics { pid: _ } => {
+            // Parse JSON response for process metrics
+            let process_metrics: ProcessMetricsResponse =
+                serde_json::from_str(&response).map_err(|e| {
+                    ConnectorError::serialization_error(format!(
+                        "Failed to parse process metrics: {e}"
+                    ))
+                })?;
+            Ok(AgentResponse::ProcessMetrics(process_metrics))
+        }
+        AgentRequest::JournalEntries { pid: _ } => {
+            // Parse JSON response for journal entries
+            let journal_entries: JournalResponse =
+                serde_json::from_str(&response).map_err(|e| {
+                    ConnectorError::serialization_error(format!(
+                        "Failed to parse journal entries: {e}"
+                    ))
+                })?;
+            Ok(AgentResponse::JournalEntries(journal_entries))
+        }
    }
 }
Author	SHA1	Message	Date
jason	6f238cdf25	tweak hotkeys, add info panel, optimize fonts and hotkeys for about and info panel. CI / build (ubuntu-latest) (push) Has been cancelled Details CI / build (windows-latest) (push) Has been cancelled Details	2025-11-17 00:05:02 -08:00
jason	ffe451edaa	cargo fmt	2025-10-26 02:32:11 -07:00
jason	c9bde52cb1	move logo to them file.	2025-10-26 02:30:46 -07:00
jason	0603746d7c	cargo fmt	2025-10-26 02:18:01 -07:00
jason	25632f3427	Add About modal with sock ASCII art	2025-10-26 02:16:42 -07:00
jason	e51cdb0c50	display tweaks CI / build (ubuntu-latest) (push) Has been cancelled Details CI / build (windows-latest) (push) Has been cancelled Details make it more pretty	2025-10-06 12:05:12 -07:00
jason	1cb05d404b	fix: add backward compatibility for DiskInfo fields	2025-10-06 11:43:58 -07:00
jason	4196066e57	fix: NVMe temperature detection - contains() check and /dev/ prefix	2025-10-06 11:40:49 -07:00
jason	47e96c7d92	fix: refresh component values to collect NVMe temperatures	2025-10-06 11:15:36 -07:00
jason	bae2ecb79a	fix: lookup temperature for parent disk, not partition	2025-10-06 11:06:30 -07:00
jason	bd0d15a1ae	fix: correct disk size aggregation and nvme temperature detection	2025-10-06 10:52:44 -07:00
jason	689498c5f4	fix: show parent disks with aggregated partition stats	2025-10-06 10:46:51 -07:00
jason	34e260a612	feat: disk section enhancements - temperature, partition indentation, duplicate filtering	2025-10-06 10:30:55 -07:00
jason	47eff3a75c	remove unused import. / clippy cleanup CI / build (ubuntu-latest) (push) Has been cancelled Details CI / build (windows-latest) (push) Has been cancelled Details	2025-10-06 10:01:40 -07:00
jason	0210b49219	cargo fmt	2025-10-06 09:52:36 -07:00
jason	70a150152c	fix for windows build error	2025-10-06 09:51:11 -07:00
jason	f4b54db399	fix for windows build error.	2025-10-06 09:50:38 -07:00
jason	e857cfc665	add processes window cleanup - refactor code - add unit test - fix warnings.	2025-10-05 00:07:27 -07:00
jason	e66008f341	initial check for process summary screen This check in offers alpha support for per process metrics, you can view threads, process CPU usage over time, IO, memory, CPU time, parent process, command, uptime and journal entries. This is unfinished but all major functionality is available and I wanted to make it available to feedback and testing.	2025-10-02 16:54:27 -07:00
jason	a238ce320b	Merge pull request #15 from jasonwitty/feature/connection-error-modal feature - add error modal support and retry	2025-09-15 10:34:50 -07:00
jason	b635f5d7f4	feature - add error modal support and retry CI / build (ubuntu-latest) (push) Has been cancelled Details CI / build (windows-latest) (push) Has been cancelled Details	2025-09-15 10:16:47 -07:00
jason	18b41c1b45	Merge pull request #14 from jasonwitty/feature/extract-socktop-connector Refactor for additional socktop connector library	2025-09-10 15:01:17 -07:00
jason	b74242e6d9	Merge pull request #13 from jasonwitty/6-accessibility-cross-compile-guide add license file	2025-09-03 23:11:59 -07:00
jason	4e378b882a	add license file CI / build (ubuntu-latest) (push) Has been cancelled Details CI / build (windows-latest) (push) Has been cancelled Details	2025-09-03 23:10:48 -07:00