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2025-11-28 - 19:11
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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 Fri Nov 28, 2025 12:46:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3599314210789,2sleep20-21swapper/207:05:262
2169991020,74rtkit-daemon0-21swapper/007:08:320
36651832920,0sleep60-21swapper/608:50:166
3600440998916,39cyclictest0-21swapper/007:23:140
3600493998716,39cyclictest0-21swapper/711:33:147
3600493998529,34cyclictest0-21swapper/709:28:147
3600485998421,35cyclictest0-21swapper/608:18:146
3600440998416,39cyclictest0-21swapper/007:43:140
359996628342,12sleep60-21swapper/607:05:546
3600440998015,36cyclictest0-21swapper/012:08:140
3600440998015,35cyclictest0-21swapper/011:43:130
360004728039,12sleep10-21swapper/107:07:021
3600445997915,35cyclictest0-21swapper/109:03:131
3600445997715,39cyclictest0-21swapper/107:58:141
3600445997715,38cyclictest0-21swapper/112:33:131
3600445997419,38cyclictest0-21swapper/109:18:141
360044099747,34cyclictest0-21swapper/011:58:130
360016427231,12sleep50-21swapper/507:08:435
360015427247,12sleep40-21swapper/407:08:344
360004927247,12sleep30-21swapper/307:07:043
3600440997137,34cyclictest0-21swapper/008:53:140
36116472680,0sleep10-21swapper/107:25:121
360004326748,13sleep70-21swapper/707:07:007
3600493996214,16cyclictest0-21swapper/711:13:147
3600445995416,8cyclictest0-21swapper/110:48:141
3600440995314,35cyclictest0-21swapper/012:18:140
3600445995216,9cyclictest0-21swapper/110:13:131
3600440995229,19cyclictest0-21swapper/007:33:140
3600440995229,19cyclictest0-21swapper/007:33:130
3600440995016,34cyclictest0-21swapper/010:38:140
36407952350,2sleep549-21ksoftirqd/508:10:175
3600493993511,24cyclictest0-21swapper/712:32:587
3600456993511,24cyclictest0-21swapper/211:36:592
3600493993411,23cyclictest0-21swapper/711:51:597
3600493993411,23cyclictest0-21swapper/711:51:587
3600493993410,24cyclictest0-21swapper/710:42:597
3600478993410,24cyclictest0-21swapper/508:36:595
3600464993410,24cyclictest0-21swapper/308:42:583
3600445993410,24cyclictest0-21swapper/111:14:591
3600445993410,24cyclictest0-21swapper/109:58:581
360047899339,24cyclictest0-21swapper/510:21:595
3600445993317,16cyclictest0-21swapper/110:23:131
360049399328,24cyclictest0-21swapper/711:24:597
360047099328,24cyclictest0-21swapper/409:33:594
360049399306,24cyclictest0-21swapper/710:34:597
360049399306,24cyclictest0-21swapper/709:05:597
3600493993014,15cyclictest0-21swapper/710:18:147
360044599306,24cyclictest0-21swapper/111:02:591
36401972290,0sleep00-21swapper/008:10:130
360049399295,24cyclictest0-21swapper/710:38:597
3600493992913,15cyclictest0-21swapper/708:48:147
3600445992913,15cyclictest0-21swapper/109:33:141
360049399284,24cyclictest0-21swapper/709:46:587
360049399284,24cyclictest0-21swapper/707:17:587
3600493992812,15cyclictest0-21swapper/711:48:147
3600485992812,15cyclictest0-21swapper/612:38:146
3600478992816,12cyclictest0-21swapper/508:08:135
360047099284,24cyclictest0-21swapper/410:57:594
360045699284,24cyclictest0-21swapper/212:31:592
360045699284,24cyclictest0-21swapper/211:31:592
360044599284,24cyclictest0-21swapper/108:37:581
360044599284,24cyclictest0-21swapper/107:14:591
3600445992812,15cyclictest0-21swapper/111:28:141
360044099284,24cyclictest0-21swapper/008:44:590
360049399273,24cyclictest0-21swapper/707:57:587
360047099273,24cyclictest0-21swapper/409:17:594
360045699274,0cyclictest0-21swapper/207:39:582
360045699273,24cyclictest0-21swapper/208:35:592
360044599274,0cyclictest0-21swapper/108:21:591
3600445992711,15cyclictest0-21swapper/111:53:141
3600445992711,15cyclictest0-21swapper/111:53:141
3600445992711,15cyclictest0-21swapper/110:33:141
3600440992711,15cyclictest0-21swapper/009:13:140
360049399263,0cyclictest0-21swapper/711:42:597
360047899263,0cyclictest0-21swapper/510:41:595
360047899262,24cyclictest0-21swapper/511:13:585
3600478992610,15cyclictest0-21swapper/507:18:145
360047099263,0cyclictest0-21swapper/410:40:594
360045699262,24cyclictest0-21swapper/210:47:592
360045699262,24cyclictest0-21swapper/207:34:592
360045699262,24cyclictest0-21swapper/207:34:592
360044599262,24cyclictest0-21swapper/108:13:591
360044599262,24cyclictest0-21swapper/107:53:591
3600445992610,15cyclictest0-21swapper/112:03:141
3600445992610,15cyclictest0-21swapper/109:53:131
3600440992610,15cyclictest0-21swapper/010:08:140
36294932250,1sleep228-21ksoftirqd/207:55:002
36254212250,0sleep10-21swapper/107:45:231
360049399259,15cyclictest0-21swapper/707:38:137
360047899251,24cyclictest0-21swapper/512:37:595
360047899251,24cyclictest0-21swapper/509:53:595
360044599252,0cyclictest0-21swapper/107:37:591
360044099259,15cyclictest0-21swapper/011:08:130
3600440992510,15cyclictest0-21swapper/009:23:130
360049399240,0cyclictest0-21swapper/709:54:587
360047899240,24cyclictest0-21swapper/509:12:595
360047899240,24cyclictest0-21swapper/507:12:595
3600470992423,1cyclictest2107-21gnome-shell10:36:594
3600470992423,1cyclictest0-21swapper/411:23:144
3600456992415,9cyclictest0-21swapper/210:03:132
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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