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2025-11-29 - 22:05
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 100 highest latencies:
System rack2slot0.osadl.org (updated Sat Nov 29, 2025 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
178321070,0sleep01784-21sshd11:53:090
232212930,0sleep1231rcuc/111:03:041
209512910,0sleep10-21swapper/110:41:481
126142660,0sleep30-21swapper/311:57:243
58582630,11sleep375550irq/24-eno1-rx-10:33:143
231072600,1sleep30-21swapper/310:52:273
251372590,0sleep30-21swapper/312:24:593
13042580,0sleep30-21swapper/312:28:533
88342570,0sleep00-21swapper/010:57:540
64172550,0sleep20-21swapper/211:01:072
248122520,0sleep20-21swapper/212:24:582
233892520,0sleep00-21swapper/012:27:530
221782520,1sleep022172-21bash10:45:200
299132510,0sleep00-21swapper/009:40:110
298762510,0sleep20-21swapper/210:28:552
195892510,0sleep30-21swapper/310:06:583
90862500,1sleep22545099cyclictest10:23:112
61422490,0sleep20-21swapper/211:56:432
167312490,0sleep10-21swapper/112:27:151
100852490,0sleep00-21swapper/009:23:460
2498224736,6sleep20-21swapper/207:05:292
233122430,0sleep00-21swapper/012:14:590
164892410,0sleep20-21swapper/210:55:162
223982390,1sleep322310-21sshd11:13:353
157142340,0sleep20-21swapper/212:33:162
251582308,7sleep00-21swapper/007:07:450
251072309,6sleep30-21swapper/307:07:073
2499623016,9sleep10-21swapper/107:05:411
247082240,0sleep224707-21grep10:14:252
248092230,0sleep124815-21bash09:43:091
63732210,6sleep06368-21sshd10:43:430
74572170,0sleep20-21swapper/209:16:152
74572170,0sleep20-21swapper/209:16:142
327352170,0sleep20-21swapper/211:39:052
194502170,1sleep1231rcuc/110:38:161
81312160,0sleep30-21swapper/312:20:003
306692160,1sleep233-21ksoftirqd/210:46:142
256722160,0sleep2311rcuc/210:07:372
245142150,0sleep20-21swapper/212:28:002
242142150,1sleep00-21swapper/011:03:110
31262140,0sleep10-21swapper/108:50:181
2544499140,12cyclictest23392-21sshd09:57:031
25440991413,0cyclictest13022-21lspci11:23:050
237052140,0sleep30-21swapper/309:10:273
201902140,0sleep10-21swapper/110:34:481
18272140,1sleep21829-21bash12:15:582
95492130,0sleep39551-21bash11:22:443
35572130,0sleep00-21swapper/012:32:060
2545399130,1cyclictest13043-21sshd11:05:213
25444991311,1cyclictest646-21dbus-daemon12:12:531
25440991310,2cyclictest0-21swapper/009:18:270
25440991310,2cyclictest0-21swapper/009:18:260
2544099130,12cyclictest13322-21sshd10:09:470
25453991210,1cyclictest1868-21id11:00:303
2545399120,11cyclictest24302-21bash09:18:113
2545399120,11cyclictest24302-21bash09:18:103
2545099120,11cyclictest4906-21lspci10:54:022
2545099120,11cyclictest1011-21sshd11:30:322
2545099120,11cyclictest0-21swapper/212:11:022
25444991210,1cyclictest26803-21sshd11:52:231
25440991210,1cyclictest443-21systemd-journal09:11:070
2544099120,11cyclictest0-21swapper/011:46:360
2545399119,1cyclictest6094-21latency_hist09:00:013
25453991110,0cyclictest0-21swapper/312:34:303
25453991110,0cyclictest0-21swapper/311:41:003
25453991110,0cyclictest0-21swapper/310:46:113
25453991110,0cyclictest0-21swapper/309:39:103
25453991110,0cyclictest0-21swapper/309:21:203
25453991110,0cyclictest0-21swapper/308:30:013
2545399110,0cyclictest0-21swapper/310:00:003
25450991110,0cyclictest0-21swapper/210:41:122
25450991110,0cyclictest0-21swapper/209:32:232
2545099110,10cyclictest20834-21lspci12:39:522
2545099110,10cyclictest0-21swapper/209:28:332
2545099110,0cyclictest0-21swapper/208:55:222
25444991110,0cyclictest0-21swapper/112:24:031
25444991110,0cyclictest0-21swapper/109:36:121
2544499110,10cyclictest18422-21sshd11:30:321
2544499110,10cyclictest0-21swapper/109:24:431
2544499110,0cyclictest0-21swapper/111:38:131
2544499110,0cyclictest0-21swapper/111:21:521
2544099119,1cyclictest0-21swapper/010:00:160
25440991110,0cyclictest0-21swapper/011:38:570
25440991110,0cyclictest0-21swapper/011:07:260
2544099110,10cyclictest0-21swapper/011:15:570
2544099110,10cyclictest0-21swapper/009:48:570
2544099110,10cyclictest0-21swapper/009:33:470
2544099110,10cyclictest0-21swapper/009:09:460
210862110,0sleep2321ktimersoftd/209:14:232
28662100,1sleep32867-21bash10:36:253
2545399109,0cyclictest0-21swapper/310:28:203
2545399109,0cyclictest0-21swapper/310:19:313
2545399109,0cyclictest0-21swapper/308:14:203
2545399108,1cyclictest27841-21lspci09:32:513
2545399100,0cyclictest0-21swapper/310:14:303
2545399100,0cyclictest0-21swapper/308:06:213
2545099109,0cyclictest0-21swapper/209:58:532
2545099109,0cyclictest0-21swapper/209:24:422
2545099108,1cyclictest16972-21lspci11:23:332
2545099100,0cyclictest0-21swapper/211:45:132
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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