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2025-12-01 - 18:58
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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 rackcslot6.osadl.org (updated Mon Dec 01, 2025 12:46:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
417210210484,4sleep60-21swapper/607:08:376
41726829543,13sleep50-21swapper/507:09:245
417519999337,45cyclictest35-21ksoftirqd/308:53:143
417519999118,39cyclictest0-21swapper/308:43:143
417519998517,38cyclictest0-21swapper/311:58:133
417519998415,39cyclictest0-21swapper/311:33:143
41710328443,12sleep10-21swapper/107:07:031
41701728443,12sleep00-21swapper/007:05:500
41702028342,34sleep30-21swapper/307:05:533
6205172780,2sleep141750099cyclictest12:33:591
4527382740,0sleep70-21swapper/708:05:007
417525997114,37cyclictest0-21swapper/411:08:144
4590712700,0sleep60-21swapper/608:15:016
41731227043,13sleep70-21swapper/707:09:597
41701926849,13sleep20-21swapper/207:05:522
41753299671,36cyclictest0-21swapper/511:23:145
41751199663,29cyclictest0-21swapper/212:08:142
41751199663,29cyclictest0-21swapper/212:08:142
417493996513,22cyclictest0-21swapper/012:28:140
41729826546,13sleep40-21swapper/407:09:484
41753299641,33cyclictest0-21swapper/508:18:145
417511994010,14cyclictest901-21NetworkManager07:13:142
417493993815,23cyclictest0-21swapper/009:13:140
417493993614,22cyclictest0-21swapper/009:28:140
417548993511,24cyclictest0-21swapper/710:44:597
417548993511,24cyclictest0-21swapper/710:44:597
417493993516,19cyclictest0-21swapper/007:33:140
417493993511,24cyclictest0-21swapper/008:17:590
417540993411,23cyclictest0-21swapper/609:44:596
417493993414,20cyclictest0-21swapper/010:58:140
41754899339,24cyclictest0-21swapper/707:15:597
41751999339,24cyclictest0-21swapper/309:17:593
41754899328,24cyclictest0-21swapper/711:22:597
41754899328,24cyclictest0-21swapper/711:13:587
41754899328,24cyclictest0-21swapper/709:33:597
41749399328,24cyclictest0-21swapper/007:17:590
417540993115,15cyclictest0-21swapper/607:48:146
417540993115,15cyclictest0-21swapper/607:48:146
41752599306,24cyclictest0-21swapper/412:34:584
41752599306,24cyclictest0-21swapper/410:56:594
41749399306,24cyclictest0-21swapper/009:50:590
41754899295,24cyclictest0-21swapper/711:58:597
417540992913,15cyclictest0-21swapper/611:28:146
417540992913,15cyclictest0-21swapper/608:03:146
41751999296,0cyclictest0-21swapper/307:59:593
417493992913,15cyclictest0-21swapper/012:38:140
41754899284,24cyclictest0-21swapper/708:27:597
417540992812,15cyclictest0-21swapper/609:33:146
4481082270,0sleep20-21swapper/207:55:182
41754899273,24cyclictest0-21swapper/712:06:597
41754899273,24cyclictest0-21swapper/712:06:597
417548992711,15cyclictest0-21swapper/712:33:137
417548992711,15cyclictest0-21swapper/711:43:147
417519992711,15cyclictest0-21swapper/310:43:143
417519992711,15cyclictest0-21swapper/310:43:133
417548992610,15cyclictest0-21swapper/712:18:137
417548992610,15cyclictest0-21swapper/710:13:147
417548992610,15cyclictest0-21swapper/709:03:147
41754899251,24cyclictest0-21swapper/707:11:597
41754099259,15cyclictest0-21swapper/610:23:146
41754099251,24cyclictest0-21swapper/612:13:596
417525992524,1cyclictest2107-21gnome-shell10:12:594
417525992524,1cyclictest2107-21gnome-shell07:44:594
41751999251,24cyclictest0-21swapper/310:36:583
417493992510,15cyclictest0-21swapper/008:38:130
41754099248,15cyclictest0-21swapper/611:38:136
41751999240,24cyclictest0-21swapper/311:44:593
41751999240,24cyclictest0-21swapper/309:04:593
41754099237,15cyclictest0-21swapper/611:48:136
41754099230,1cyclictest0-21swapper/610:47:356
41753299230,1cyclictest0-21swapper/507:53:145
417525992323,0cyclictest0-21swapper/412:35:094
417525992322,1cyclictest2107-21gnome-shell09:19:584
417525992322,1cyclictest2107-21gnome-shell08:44:594
41751999230,0cyclictest0-21swapper/309:23:593
41751199237,15cyclictest0-21swapper/209:58:142
41749399230,0cyclictest0-21swapper/009:34:590
41754099226,15cyclictest0-21swapper/607:38:146
41754099226,15cyclictest0-21swapper/607:18:146
417540992212,9cyclictest0-21swapper/610:33:146
417525992221,1cyclictest2107-21gnome-shell10:41:594
417525992221,1cyclictest2107-21gnome-shell10:41:594
417525992221,1cyclictest2107-21gnome-shell08:55:594
417525992120,1cyclictest2107-21gnome-shell07:20:594
41751999215,15cyclictest0-21swapper/307:23:143
417519992120,1cyclictest2107-21gnome-shell10:57:593
417519992120,1cyclictest0-21swapper/309:07:593
41754099204,12cyclictest0-21swapper/609:23:146
41754099200,20cyclictest0-21swapper/612:01:596
417525992019,1cyclictest0-21swapper/412:09:594
417525992019,1cyclictest0-21swapper/412:09:594
41751999204,15cyclictest0-21swapper/311:18:143
41751199204,15cyclictest0-21swapper/210:18:142
417500992019,1cyclictest0-21swapper/108:23:591
417493992020,0cyclictest0-21swapper/010:26:590
41754899190,8cyclictest0-21swapper/708:13:137
41754099193,15cyclictest0-21swapper/608:28:146
417540991918,1cyclictest2107-21gnome-shell10:05:596
417540991918,1cyclictest2107-21gnome-shell08:07:596
417540991918,1cyclictest0-21swapper/610:53:596
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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