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2025-12-05 - 20:39
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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 rack3slot0.osadl.org (updated Fri Dec 05, 2025 12:43:28)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
467925126,8sleep40-21swapper/406:52:284
276872460,1sleep127681-21sshd09:32:231
263682450,0sleep70-21swapper/710:32:197
35772430,0sleep5561ktimersoftd/512:21:015
169842410,2sleep5493399cyclictest09:45:405
94832400,0sleep40-21swapper/409:04:394
452924028,9sleep10-21swapper/106:50:241
449924027,9sleep30-21swapper/306:50:023
444324027,9sleep50-21swapper/506:49:165
404624027,8sleep00-21swapper/006:48:550
320422400,0sleep21-21systemd09:08:212
245082400,0sleep40-21swapper/410:42:334
473923927,8sleep60-21swapper/606:53:186
461123926,9sleep70-21swapper/706:51:347
442223927,8sleep20-21swapper/206:48:572
3412380,0sleep60-21swapper/609:43:176
253202380,0sleep10-21swapper/112:00:231
12482380,0sleep50-21swapper/512:11:085
106512380,0sleep10-21swapper/109:19:571
494399236,0cyclictest0-21swapper/711:25:417
4933992222,0cyclictest25968-21kworker/5:107:50:255
4943992112,4cyclictest325-21grep09:33:177
4933992119,2cyclictest57-21ksoftirqd/510:28:065
4933992112,9cyclictest57-21ksoftirqd/508:05:555
88022200,0sleep60-21swapper/611:01:256
494399200,17cyclictest7845-21sshd11:22:117
493399204,5cyclictest57-21ksoftirqd/509:34:475
4933992015,5cyclictest57-21ksoftirqd/511:54:435
4933992011,9cyclictest57-21ksoftirqd/510:48:535
494399198,5cyclictest0-21swapper/710:45:297
494399198,5cyclictest0-21swapper/710:19:397
494399198,5cyclictest0-21swapper/709:55:337
494399198,5cyclictest0-21swapper/709:44:297
494399198,5cyclictest0-21swapper/709:25:257
494399198,5cyclictest0-21swapper/708:24:097
494399198,5cyclictest0-21swapper/707:55:377
494399198,5cyclictest0-21swapper/706:56:417
494399198,0cyclictest0-21swapper/712:18:437
494399198,0cyclictest0-21swapper/710:41:137
494399197,6cyclictest0-21swapper/709:06:057
493399198,5cyclictest0-21swapper/508:22:115
493399196,6cyclictest57-21ksoftirqd/509:19:535
4933991914,1cyclictest17292-21kworker/5:212:06:575
4933991914,0cyclictest0-21swapper/507:26:295
492699196,12cyclictest29739-21bash10:27:484
315802190,0sleep431579-21sshd09:53:084
315802190,0sleep431579-21sshd09:53:084
494399187,5cyclictest0-21swapper/711:53:237
494399187,5cyclictest0-21swapper/711:41:297
494399187,5cyclictest0-21swapper/709:40:437
494399187,5cyclictest0-21swapper/708:57:497
494399187,5cyclictest0-21swapper/707:47:177
494399187,5cyclictest0-21swapper/707:31:297
494399187,5cyclictest0-21swapper/707:17:497
494399187,5cyclictest0-21swapper/707:00:097
494399187,0cyclictest0-21swapper/712:20:337
494399187,0cyclictest0-21swapper/712:04:517
494399187,0cyclictest0-21swapper/711:01:057
494399187,0cyclictest0-21swapper/710:09:457
494399187,0cyclictest0-21swapper/709:16:517
494399187,0cyclictest0-21swapper/709:16:517
493399188,5cyclictest57-21ksoftirqd/509:49:095
493399188,5cyclictest57-21ksoftirqd/509:49:095
4933991814,0cyclictest1400-21kworker/5:011:37:495
4933991812,1cyclictest57-21ksoftirqd/512:18:515
4913991815,3cyclictest33-21ksoftirqd/210:24:052
494399178,5cyclictest0-21swapper/708:38:217
494399177,5cyclictest0-21swapper/710:05:477
494399177,10cyclictest0-21swapper/710:50:497
494399177,10cyclictest0-21swapper/707:19:177
494399176,5cyclictest0-21swapper/711:56:497
494399176,5cyclictest0-21swapper/711:33:017
494399176,5cyclictest0-21swapper/711:14:417
494399176,5cyclictest0-21swapper/711:11:157
494399176,5cyclictest0-21swapper/710:18:517
494399176,5cyclictest0-21swapper/709:50:017
494399176,5cyclictest0-21swapper/709:50:017
494399176,5cyclictest0-21swapper/709:36:097
494399176,5cyclictest0-21swapper/709:20:297
494399176,5cyclictest0-21swapper/709:10:257
494399176,5cyclictest0-21swapper/708:59:557
494399176,5cyclictest0-21swapper/708:39:177
494399176,5cyclictest0-21swapper/707:35:097
494399176,10cyclictest0-21swapper/708:01:137
494399176,0cyclictest0-21swapper/712:10:357
494399176,0cyclictest0-21swapper/707:48:577
493399177,5cyclictest57-21ksoftirqd/508:54:095
493399176,6cyclictest57-21ksoftirqd/511:14:415
493399176,5cyclictest25968-21kworker/5:107:18:355
4933991716,1cyclictest0-21swapper/510:33:115
4933991713,4cyclictest57-21ksoftirqd/510:09:575
4933991713,4cyclictest57-21ksoftirqd/509:10:015
4933991713,4cyclictest57-21ksoftirqd/508:00:395
4933991712,5cyclictest57-21ksoftirqd/510:16:415
4933991712,5cyclictest57-21ksoftirqd/507:02:135
4933991712,5cyclictest25968-21kworker/5:107:43:495
4933991712,1cyclictest57-21ksoftirqd/509:26:135
4933991712,0cyclictest57-21ksoftirqd/507:05:215
4933991711,1cyclictest57-21ksoftirqd/510:02:055
494399167,9cyclictest0-21swapper/711:34:377
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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