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2025-11-24 - 18:15
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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 Nov 24, 2025 12:46:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
21611072121116,2sleep60-21swapper/607:05:226
216224629442,13sleep50-21swapper/507:09:545
22950112930,0sleep00-21swapper/010:40:140
216999890,46rtkit-daemon0-21swapper/007:05:090
2162461998616,38cyclictest0-21swapper/510:38:135
216210028443,12sleep30-21swapper/307:07:513
2162461998215,36cyclictest0-21swapper/510:48:135
216195628243,13sleep20-21swapper/207:05:492
22209002810,1sleep335-21ksoftirqd/308:40:183
2162476998115,38cyclictest0-21swapper/708:43:137
2162476998114,36cyclictest0-21swapper/712:33:137
22692682790,0sleep70-21swapper/710:00:007
2162461997916,37cyclictest0-21swapper/508:53:145
22306762720,0sleep50-21swapper/508:55:195
22306762720,0sleep50-21swapper/508:55:195
2162476997217,35cyclictest0-21swapper/712:18:137
216198326943,13sleep10-21swapper/107:06:131
216195126849,13sleep70-21swapper/707:05:467
216247699670,34cyclictest0-21swapper/707:43:137
216209126748,13sleep40-21swapper/407:07:444
216243799549,45cyclictest28-21ksoftirqd/208:18:132
2162437995433,21cyclictest0-21swapper/207:33:132
2162437995417,36cyclictest0-21swapper/211:08:132
2162437995312,41cyclictest28-21ksoftirqd/210:23:132
2162469995214,36cyclictest0-21swapper/610:58:136
2162437995215,35cyclictest0-21swapper/209:03:132
2162437995115,36cyclictest0-21swapper/207:53:132
2162437995015,35cyclictest0-21swapper/211:58:132
2162469994714,33cyclictest0-21swapper/607:23:136
216244299390,36cyclictest0-21swapper/311:43:133
2162422993515,20cyclictest0-21swapper/009:38:140
2162422993415,17cyclictest0-21swapper/009:48:130
216247699339,24cyclictest0-21swapper/709:05:587
2162422993315,18cyclictest0-21swapper/010:13:140
216247699328,24cyclictest0-21swapper/709:20:587
216247699317,24cyclictest0-21swapper/708:48:587
2162422993130,1cyclictest0-21swapper/011:23:140
22869812300,2sleep656-21ksoftirqd/610:25:226
216247699306,24cyclictest0-21swapper/711:45:597
216247699306,24cyclictest0-21swapper/711:45:587
216247699306,24cyclictest0-21swapper/709:00:587
216247699306,1cyclictest0-21swapper/710:17:587
2162476993014,15cyclictest0-21swapper/711:13:137
216246999306,1cyclictest0-21swapper/612:23:586
2162437993011,15cyclictest0-21swapper/209:13:132
2162422993014,15cyclictest0-21swapper/011:33:130
216247699295,24cyclictest0-21swapper/710:01:587
2162476992913,15cyclictest0-21swapper/708:03:137
2162469992913,15cyclictest0-21swapper/612:38:136
2162469992912,16cyclictest0-21swapper/609:53:146
2162437992913,15cyclictest0-21swapper/210:33:132
2162429992913,15cyclictest0-21swapper/108:58:131
2162429992913,15cyclictest0-21swapper/108:58:131
2162469992812,15cyclictest0-21swapper/609:43:146
2162461992812,15cyclictest0-21swapper/510:18:135
2162442992812,15cyclictest0-21swapper/312:13:133
2162461992712,15cyclictest0-21swapper/511:48:145
2162461992712,15cyclictest0-21swapper/511:48:135
2162442992710,16cyclictest35-21ksoftirqd/308:28:133
2162429992711,15cyclictest0-21swapper/112:28:141
2162429992711,15cyclictest0-21swapper/109:08:131
2162469992610,15cyclictest0-21swapper/610:08:136
216246199262,24cyclictest0-21swapper/510:26:585
216246999251,24cyclictest0-21swapper/608:59:586
216246999251,24cyclictest0-21swapper/608:59:586
216246199259,15cyclictest0-21swapper/507:28:145
216246199259,15cyclictest0-21swapper/507:28:135
216242999259,15cyclictest0-21swapper/110:03:131
216243799248,15cyclictest0-21swapper/209:33:132
216246199237,15cyclictest0-21swapper/511:18:135
216242999237,15cyclictest0-21swapper/108:08:131
216246999227,14cyclictest0-21swapper/608:13:146
216246999225,15cyclictest0-21swapper/611:38:136
216246199226,15cyclictest0-21swapper/507:18:135
2162437992222,0cyclictest0-21swapper/211:44:352
2162429992213,3cyclictest0-21swapper/108:38:131
21647342210,1sleep228-21ksoftirqd/207:10:222
216245499210,21cyclictest0-21swapper/411:36:024
216243799212,10cyclictest0-21swapper/210:50:182
216242299215,15cyclictest0-21swapper/010:53:130
2162476992019,1cyclictest2107-21gnome-shell12:39:587
216246199204,15cyclictest0-21swapper/508:23:135
2162442992019,1cyclictest2107-21gnome-shell09:30:593
2162422992015,5cyclictest0-21swapper/012:08:130
23322642190,0sleep00-21swapper/011:40:130
22917432190,0sleep40-21swapper/410:35:134
21933182190,2sleep442-21ksoftirqd/407:55:184
216999190,6rtkit-daemon823-21earlyoom12:12:590
216246999193,11cyclictest0-21swapper/612:03:136
2162469991919,0cyclictest0-21swapper/611:59:296
2162469991919,0cyclictest0-21swapper/611:00:376
216246199193,15cyclictest0-21swapper/511:28:135
2162461991919,0cyclictest0-21swapper/507:44:525
216244299192,16cyclictest35-21ksoftirqd/311:53:133
216242999193,15cyclictest0-21swapper/109:18:131
23440602180,0sleep10-21swapper/112:00:001
216999180,1rtkit-daemon2168-21rtkit-daemon08:07:120
216999180,1rtkit-daemon2165536-21munin-node08:18:354
216246199187,1cyclictest0-21swapper/507:58:135
2162454991817,1cyclictest2107-21gnome-shell08:05:584
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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