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2026-05-05 - 14:27
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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 rack6slot0.osadl.org (updated Tue May 05, 2026 13:02:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1002599205154,17cyclictest0-21swapper/3910:40:3133
1002599205154,17cyclictest0-21swapper/3910:40:3133
1002599205154,17cyclictest0-21swapper/3910:40:3133
1002299195152,22cyclictest0-21swapper/3611:50:2830
1002299195152,22cyclictest0-21swapper/3611:50:2830
1002299195152,22cyclictest0-21swapper/3611:50:2730
1001699189143,34cyclictest0-21swapper/3209:20:4126
1001699189143,34cyclictest0-21swapper/3209:20:4026
1001799188177,9cyclictest1285-21jbd2/sdb1-812:00:0427
1001799188177,9cyclictest1285-21jbd2/sdb1-812:00:0327
1000599185173,11cyclictest0-21swapper/2211:26:3315
1000599185173,11cyclictest0-21swapper/2211:26:3215
999199183178,2cyclictest0-21swapper/1109:36:373
999199183178,2cyclictest0-21swapper/1109:36:373
999199183178,2cyclictest0-21swapper/1109:36:363
998499183176,5cyclictest0-21swapper/509:24:5835
998499183176,5cyclictest0-21swapper/509:24:5835
999499181168,11cyclictest0-21swapper/1312:00:045
999499181168,11cyclictest0-21swapper/1312:00:035
1001699181157,18cyclictest0-21swapper/3210:56:5826
1001699181157,18cyclictest0-21swapper/3210:56:5826
1001699181157,18cyclictest0-21swapper/3210:56:5726
1000599181164,11cyclictest0-21swapper/2209:40:0215
1000599181164,11cyclictest0-21swapper/2209:40:0215
1000599181164,11cyclictest0-21swapper/2209:40:0215
1001699178153,22cyclictest0-21swapper/3211:40:3926
1001699178153,22cyclictest0-21swapper/3211:40:3826
1001699178143,30cyclictest0-21swapper/3210:01:2826
1001699178143,30cyclictest0-21swapper/3210:01:2826
999499177163,12cyclictest0-21swapper/1309:17:235
999499177163,12cyclictest0-21swapper/1309:17:235
1000599177132,20cyclictest0-21swapper/2209:59:1715
1000599177132,20cyclictest0-21swapper/2209:59:1715
1000599177127,21cyclictest0-21swapper/2209:43:3615
1000599177127,21cyclictest0-21swapper/2209:43:3615
1000599177127,21cyclictest0-21swapper/2209:43:3515
998299176149,10cyclictest0-21swapper/312:06:3823
998299176149,10cyclictest0-21swapper/312:06:3823
998299176149,10cyclictest0-21swapper/312:06:3723
1001699176143,30cyclictest0-21swapper/3209:38:3426
1001699176143,30cyclictest0-21swapper/3209:38:3426
1001699176143,30cyclictest0-21swapper/3209:38:3426
1001699176132,36cyclictest0-21swapper/3212:33:3726
1001699176132,36cyclictest0-21swapper/3212:33:3626
1001699176132,36cyclictest0-21swapper/3212:33:3626
1000399176152,17cyclictest0-21swapper/2012:13:5413
1000399176152,17cyclictest0-21swapper/2012:13:5413
1002299175165,8cyclictest0-21swapper/3608:39:3130
1002299175165,8cyclictest0-21swapper/3608:39:3130
1002299175165,8cyclictest0-21swapper/3608:39:3130
1001699175141,26cyclictest0-21swapper/3209:54:4126
1001699175141,26cyclictest0-21swapper/3209:54:4126
1001699175141,26cyclictest0-21swapper/3209:54:4026
1001699174143,29cyclictest0-21swapper/3209:59:1426
1001699174143,29cyclictest0-21swapper/3209:59:1426
999899172154,11cyclictest3541-21CPU7
999099172138,23cyclictest0-21swapper/1009:39:082
999099172138,23cyclictest0-21swapper/1009:39:082
999099172138,23cyclictest0-21swapper/1009:39:072
1001699172133,31cyclictest0-21swapper/3209:49:4926
1001699172133,31cyclictest0-21swapper/3209:49:4926
1001699172128,41cyclictest0-21swapper/3210:08:4626
1001699172128,41cyclictest0-21swapper/3210:08:4526
1001299172141,27cyclictest0-21swapper/2810:41:4621
1001299172141,27cyclictest0-21swapper/2810:41:4621
1001299172141,27cyclictest0-21swapper/2810:41:4521
998299171146,23cyclictest0-21swapper/311:59:3023
998299171146,23cyclictest0-21swapper/311:59:3023
998099171146,11cyclictest0-21swapper/110:00:081
1001799171161,8cyclictest0-21swapper/3309:17:2327
1001799171161,8cyclictest0-21swapper/3309:17:2227
1001699171143,26cyclictest0-21swapper/3209:33:1126
1001699171143,26cyclictest0-21swapper/3209:33:1026
1000599171152,16cyclictest0-21swapper/2212:36:3315
1000599171152,16cyclictest0-21swapper/2212:36:3215
1000599171142,9cyclictest171rcu_preempt12:24:3215
1000599171142,9cyclictest171rcu_preempt12:24:3115
998299170137,8cyclictest0-21swapper/308:19:4223
998299170137,8cyclictest0-21swapper/308:19:4223
1002299170130,23cyclictest0-21swapper/3611:41:2830
1002299170130,23cyclictest0-21swapper/3611:41:2830
1001699170138,30cyclictest0-21swapper/3212:12:5826
1001699170138,30cyclictest0-21swapper/3212:12:5826
1000599170146,13cyclictest0-21swapper/2212:06:0415
1000599170146,13cyclictest0-21swapper/2212:06:0415
1000599170146,13cyclictest0-21swapper/2212:06:0415
1000399170140,21cyclictest0-21swapper/2012:25:0613
1000399170140,21cyclictest0-21swapper/2012:25:0613
999499169162,4cyclictest0-21swapper/1308:22:105
999499169162,4cyclictest0-21swapper/1308:22:105
1000599169156,11cyclictest0-21swapper/2210:39:4815
1000599169156,11cyclictest0-21swapper/2210:39:4815
1000599169153,9cyclictest3543-21CPU15
1000599169153,9cyclictest3543-21CPU15
1000599169153,9cyclictest3543-21CPU15
1000599169143,12cyclictest0-21swapper/2211:03:0515
1000599169143,12cyclictest0-21swapper/2211:03:0515
1000599169143,12cyclictest0-21swapper/2211:03:0515
1000599169125,21cyclictest0-21swapper/2211:51:0715
1000599169125,21cyclictest0-21swapper/2211:51:0715
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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