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2025-11-22 - 14:21
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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 Sat Nov 22, 2025 00:46:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11789459913956,69cyclictest0-21swapper/022:38:130
11774712135117,16sleep60-21swapper/619:05:196
1178945999930,38cyclictest0-21swapper/020:43:130
117795929778,17sleep30-21swapper/319:05:243
1178945998615,37cyclictest0-21swapper/023:23:130
117847128642,30sleep20-21swapper/219:06:032
117868228543,13sleep70-21swapper/719:09:057
12185332840,0sleep30-21swapper/320:10:123
1178952998420,38cyclictest0-21swapper/123:43:131
1178989998316,36cyclictest0-21swapper/622:23:126
117854728343,14sleep40-21swapper/419:07:094
14923862820,0sleep549-21ksoftirqd/500:20:215
1178989998115,35cyclictest0-21swapper/622:58:136
117848828143,12sleep10-21swapper/119:06:181
1178952998015,38cyclictest0-21swapper/119:23:131
14906972790,0sleep335-21ksoftirqd/300:20:123
1178952997915,37cyclictest0-21swapper/100:33:141
117805527741,26sleep50-21swapper/519:05:265
1178989997412,30cyclictest0-21swapper/620:18:126
13934222720,0sleep10-21swapper/123:00:241
13910692700,0sleep10-21swapper/123:00:001
12910162700,0sleep40-21swapper/421:39:054
12171432700,0sleep60-21swapper/620:10:006
117867526951,12sleep00-21swapper/019:08:590
117894599663,32cyclictest0-21swapper/020:53:120
14652952430,0sleep20-21swapper/200:00:002
1178982994216,20cyclictest0-21swapper/522:03:125
1178982994110,16cyclictest1254469-21diskmemload23:58:135
1178982994014,13cyclictest0-21swapper/522:13:135
1178945994015,16cyclictest0-21swapper/019:33:130
1178989993310,0cyclictest0-21swapper/600:18:596
117898299339,24cyclictest0-21swapper/520:51:595
117899799320,32cyclictest0-21swapper/723:51:287
117897499328,24cyclictest0-21swapper/423:56:594
1178982993114,16cyclictest0-21swapper/523:18:135
1178982993114,16cyclictest0-21swapper/500:38:145
117897499317,24cyclictest0-21swapper/421:50:584
117896099317,24cyclictest0-21swapper/200:22:582
117896099306,24cyclictest0-21swapper/200:26:582
1178952993014,15cyclictest0-21swapper/122:08:131
117898299295,24cyclictest0-21swapper/520:32:595
1178974992913,15cyclictest0-21swapper/419:28:124
1178974992913,15cyclictest0-21swapper/419:28:124
1178952992913,15cyclictest0-21swapper/121:58:131
1178989992812,15cyclictest0-21swapper/621:13:136
1178989992812,15cyclictest0-21swapper/600:23:146
1178989992812,15cyclictest0-21swapper/600:13:146
117897499284,24cyclictest0-21swapper/400:20:584
117898999274,0cyclictest0-21swapper/621:33:596
1178974992711,15cyclictest0-21swapper/423:38:134
1178974992711,15cyclictest0-21swapper/422:18:134
1178960992726,1cyclictest28-21ksoftirqd/220:08:122
117894599274,0cyclictest0-21swapper/021:24:590
1178997992626,0cyclictest0-21swapper/723:12:467
1178982992611,15cyclictest0-21swapper/519:48:135
1178982992610,15cyclictest0-21swapper/520:13:135
13506812250,0sleep442-21ksoftirqd/422:25:434
12719262250,0sleep60-21swapper/621:23:206
117897499259,15cyclictest0-21swapper/422:33:134
1178960992512,13cyclictest0-21swapper/219:38:122
117894599259,15cyclictest0-21swapper/019:53:130
12257542240,1sleep656-21ksoftirqd/620:20:246
1178997992423,1cyclictest2107-21gnome-shell23:36:597
117898299248,15cyclictest0-21swapper/523:33:145
117898299248,15cyclictest0-21swapper/520:23:135
117896899240,24cyclictest0-21swapper/323:36:593
1178960992423,1cyclictest28-21ksoftirqd/219:58:132
1178960992411,13cyclictest0-21swapper/221:53:132
117894599248,15cyclictest0-21swapper/021:43:130
14071742230,0sleep20-21swapper/223:11:462
117897499230,23cyclictest0-21swapper/400:17:584
1178968992322,1cyclictest2107-21gnome-shell22:03:593
117894599237,15cyclictest0-21swapper/020:33:130
12489812220,0sleep51248984-21cpuspeed_turbos21:00:125
1178997992220,1cyclictest0-21swapper/722:03:597
117898999226,13cyclictest0-21swapper/621:48:136
117898999225,16cyclictest0-21swapper/600:03:146
1178982992215,7cyclictest0-21swapper/522:48:135
117898299220,22cyclictest0-21swapper/521:40:105
1178974992222,0cyclictest0-21swapper/421:25:514
1178968992220,1cyclictest2107-21gnome-shell22:11:593
117896099228,14cyclictest28-21ksoftirqd/220:28:132
1178960992221,1cyclictest2107-21gnome-shell00:10:592
216999210,0rtkit-daemon0-21swapper/421:46:300
15126872210,0sleep60-21swapper/600:37:226
117898299215,15cyclictest0-21swapper/523:48:145
1178960992120,1cyclictest0-21swapper/221:25:592
1178960992120,1cyclictest0-21swapper/221:00:582
12582922200,0sleep40-21swapper/421:11:334
1178997992020,0cyclictest0-21swapper/722:10:317
1178982992020,0cyclictest0-21swapper/520:16:265
1178960992020,0cyclictest0-21swapper/200:34:592
1178960992019,1cyclictest2107-21gnome-shell23:45:582
117894599204,15cyclictest0-21swapper/000:28:140
216999190,1rtkit-daemon2168-21rtkit-daemon19:34:174
1178968991918,1cyclictest2107-21gnome-shell22:55:583
117896099193,15cyclictest0-21swapper/221:08:122
1178960991918,1cyclictest2107-21gnome-shell22:48:582
1178952991919,0cyclictest0-21swapper/121:27:581
1178945991919,0cyclictest0-21swapper/022:14:580
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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