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2026-04-26 - 20:59
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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 Sun Apr 26, 2026 13:03:00)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2590499215211,2cyclictest0-21swapper/1010:30:202
2590499215211,2cyclictest0-21swapper/1010:30:192
2590499215211,2cyclictest0-21swapper/1010:30:192
2589699197155,35cyclictest0-21swapper/310:53:5123
2589699197155,35cyclictest0-21swapper/310:53:5123
2589699196154,40cyclictest0-21swapper/310:45:0323
2589699196154,40cyclictest0-21swapper/310:45:0323
2589699196154,40cyclictest0-21swapper/310:45:0323
2591199191187,2cyclictest0-21swapper/1410:35:196
2591199191187,2cyclictest0-21swapper/1410:35:196
2591199191187,2cyclictest0-21swapper/1410:35:196
2589599191181,6cyclictest0-21swapper/210:18:3112
2589599191181,6cyclictest0-21swapper/210:18:3112
2592399188176,10cyclictest0-21swapper/2512:17:1618
2592399188176,10cyclictest0-21swapper/2512:17:1518
2589699188163,21cyclictest0-21swapper/312:23:0623
2589699188163,21cyclictest0-21swapper/312:23:0623
2589699188137,43cyclictest6447-21sshd09:19:1823
2589699188137,43cyclictest6447-21sshd09:19:1823
2589599187173,11cyclictest0-21swapper/210:24:0512
2589599187173,11cyclictest0-21swapper/210:24:0412
2589699186156,27cyclictest0-21swapper/310:26:1123
2589699186156,27cyclictest0-21swapper/310:26:1123
2589699186156,27cyclictest0-21swapper/310:26:1123
2589699185136,47cyclictest0-21swapper/311:36:4023
2589699185136,47cyclictest0-21swapper/311:36:3923
2591699184138,34cyclictest3546-21CPU11
2591699184138,34cyclictest3546-21CPU11
2590599182172,6cyclictest0-21swapper/1111:15:563
2590599182172,6cyclictest0-21swapper/1111:15:563
2589599182147,13cyclictest171rcu_preempt10:03:3912
2589599182147,13cyclictest171rcu_preempt10:03:3912
2589599182147,13cyclictest171rcu_preempt10:03:3912
2592399181164,6cyclictest0-21swapper/2509:30:4518
2592399181164,6cyclictest0-21swapper/2509:30:4518
2592399181164,6cyclictest0-21swapper/2509:30:4518
2592399181159,20cyclictest0-21swapper/2512:37:0618
2592399181159,20cyclictest0-21swapper/2512:37:0618
2592399181159,20cyclictest0-21swapper/2512:37:0618
2589699180156,21cyclictest0-21swapper/311:57:4523
2589699180156,21cyclictest0-21swapper/311:57:4523
2589699180156,21cyclictest0-21swapper/311:57:4523
2590599179164,8cyclictest0-21swapper/1110:31:203
2590599179164,8cyclictest0-21swapper/1110:31:193
2590599179164,8cyclictest0-21swapper/1110:31:193
2589799179133,42cyclictest2456-21CPU34
2589799179133,42cyclictest2456-21CPU34
2589799179133,42cyclictest2456-21CPU34
2589699179152,19cyclictest0-21swapper/309:42:4023
2589699179152,19cyclictest0-21swapper/309:42:4023
2589699179152,19cyclictest0-21swapper/309:42:4023
2589599179168,8cyclictest0-21swapper/209:40:1012
2589599179168,8cyclictest0-21swapper/209:40:0912
2589599179168,8cyclictest0-21swapper/209:40:0912
2592399178157,9cyclictest0-21swapper/2509:38:2318
2592399178157,9cyclictest0-21swapper/2509:38:2218
2592399178157,9cyclictest0-21swapper/2509:38:2218
2589699178152,23cyclictest0-21swapper/309:37:4223
2589699178152,23cyclictest0-21swapper/309:37:4123
2589699178152,23cyclictest0-21swapper/309:37:4123
2589599178165,10cyclictest0-21swapper/211:23:4412
2589599178165,10cyclictest0-21swapper/211:23:4312
2589499178170,6cyclictest0-21swapper/112:39:391
2589499178170,6cyclictest0-21swapper/112:39:391
2589499178170,6cyclictest0-21swapper/112:39:381
2591199177170,5cyclictest0-21swapper/1411:32:506
2591199177170,5cyclictest0-21swapper/1411:32:496
2591199177170,5cyclictest0-21swapper/1411:32:496
2589699177131,44cyclictest0-21swapper/309:31:5823
2589699177131,44cyclictest0-21swapper/309:31:5823
2589699177131,44cyclictest0-21swapper/309:31:5823
2589699177130,42cyclictest0-21swapper/310:59:4423
2589699177130,42cyclictest0-21swapper/310:59:4423
2589699177130,42cyclictest0-21swapper/310:59:4423
2589699176141,32cyclictest0-21swapper/311:19:2223
2589699176141,32cyclictest0-21swapper/311:19:2223
2589599176172,2cyclictest0-21swapper/212:16:5112
2589599176172,2cyclictest0-21swapper/212:16:5112
2592399175153,15cyclictest2454-21CPU18
2592399175153,15cyclictest2454-21CPU18
2592399175153,15cyclictest2454-21CPU18
2592399175116,27cyclictest0-21swapper/2511:33:4218
2592399175116,27cyclictest0-21swapper/2511:33:4218
2592399175116,27cyclictest0-21swapper/2511:33:4218
2589599174150,15cyclictest0-21swapper/208:59:4712
2589599174150,15cyclictest0-21swapper/208:59:4712
2589599174117,37cyclictest0-21swapper/212:28:0012
2589599174117,37cyclictest0-21swapper/212:27:5912
2589599174117,37cyclictest0-21swapper/212:27:5912
2593599173160,8cyclictest0-21swapper/3512:17:5329
2593599173160,8cyclictest0-21swapper/3512:17:5229
2592399173120,28cyclictest0-21swapper/2510:21:0518
2592399173120,28cyclictest0-21swapper/2510:21:0518
2590199173155,14cyclictest0-21swapper/712:23:0337
2590199173155,14cyclictest0-21swapper/712:23:0337
2590199173137,32cyclictest3547-21CPU37
2590199173137,32cyclictest3547-21CPU37
2589699173154,16cyclictest0-21swapper/310:07:0923
2589699173154,16cyclictest0-21swapper/310:07:0923
2589699173147,20cyclictest17484-21nfsd11:20:4223
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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