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2026-05-21 - 01:36
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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 Wed May 20, 2026 12:46:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
52858225130,5sleep2271rcuc/207:05:152
53001523950,3sleep763-21ksoftirqd/707:05:297
53059199379376,1cyclictest498954-21kworker/7:110:24:027
53053899365364,1cyclictest0-21swapper/011:28:020
53057999356355,1cyclictest0-21swapper/512:00:025
53057999355354,1cyclictest0-21swapper/510:37:025
53057999354353,1cyclictest0-21swapper/509:01:025
53057999354352,1cyclictest0-21swapper/511:50:025
53057999353352,1cyclictest0-21swapper/508:15:015
53057999353351,1cyclictest0-21swapper/509:29:015
53057999353351,1cyclictest0-21swapper/509:24:025
53057999352351,1cyclictest0-21swapper/512:05:025
53057999352351,1cyclictest0-21swapper/511:05:025
53057999352351,1cyclictest0-21swapper/507:37:015
53057999351350,1cyclictest0-21swapper/512:34:025
53057999351350,1cyclictest0-21swapper/510:31:035
53057999351350,1cyclictest0-21swapper/508:08:015
53057999351350,1cyclictest0-21swapper/507:23:025
53057999351349,1cyclictest775460-21kworker/5:207:12:015
53057999350349,1cyclictest0-21swapper/510:28:025
53057999350349,1cyclictest0-21swapper/507:26:025
53057999350348,1cyclictest0-21swapper/511:13:025
53057999349348,1cyclictest666766-21kworker/5:110:55:025
53057999349348,1cyclictest0-21swapper/512:18:025
53057999349348,1cyclictest0-21swapper/511:49:025
53057999349348,1cyclictest0-21swapper/511:19:035
53057999349348,1cyclictest0-21swapper/509:18:015
53057999349348,1cyclictest0-21swapper/508:31:015
53057999349348,1cyclictest0-21swapper/508:29:015
53057999349347,1cyclictest0-21swapper/510:03:025
53057999349347,1cyclictest0-21swapper/508:37:015
53057999349347,1cyclictest0-21swapper/507:17:015
53057999348347,1cyclictest0-21swapper/509:58:035
53057999348347,1cyclictest0-21swapper/509:46:035
53057999348347,1cyclictest0-21swapper/508:56:035
53057999347346,1cyclictest666766-21kworker/5:111:30:025
53057999347345,1cyclictest0-21swapper/508:11:015
53057999346345,1cyclictest775460-21kworker/5:209:10:035
53057999344342,1cyclictest775460-21kworker/5:208:41:015
53057999344342,1cyclictest561454-21kworker/5:010:11:035
53057199332331,1cyclictest495721-21kworker/4:008:43:024
53057199331330,1cyclictest495721-21kworker/4:007:53:024
53057199331330,1cyclictest0-21swapper/411:03:034
53057199331330,1cyclictest0-21swapper/411:03:034
53057199329328,1cyclictest0-21swapper/407:45:014
53057199329328,1cyclictest0-21swapper/407:41:014
53057199328327,1cyclictest0-21swapper/410:47:024
53057199327325,1cyclictest0-21swapper/408:03:014
53057199327325,1cyclictest0-21swapper/408:03:014
53057199326325,1cyclictest630476-21kworker/4:211:20:034
53057199326325,1cyclictest0-21swapper/412:01:034
53057199326325,1cyclictest0-21swapper/409:38:024
53057199326325,1cyclictest0-21swapper/407:35:014
53057199326324,1cyclictest0-21swapper/411:10:034
53057199326324,1cyclictest0-21swapper/408:30:024
53057199325324,1cyclictest696851-21kworker/4:011:45:034
53057199325324,1cyclictest495721-21kworker/4:009:13:014
53057199325324,1cyclictest495721-21kworker/4:007:55:014
53057199325324,1cyclictest0-21swapper/410:30:014
53057199325324,1cyclictest0-21swapper/408:09:014
53057199325323,1cyclictest0-21swapper/412:35:034
53057199325323,1cyclictest0-21swapper/412:35:034
53057199325323,1cyclictest0-21swapper/408:51:014
53056499325322,1cyclictest0-21swapper/310:24:023
53057199324323,1cyclictest630476-21kworker/4:211:55:034
53057199324323,1cyclictest630476-21kworker/4:211:25:024
53057199324323,1cyclictest621631-21kworker/4:109:53:024
53057199324323,1cyclictest495721-21kworker/4:007:27:014
53057199324323,1cyclictest0-21swapper/410:50:024
53057199323322,1cyclictest630476-21kworker/4:212:20:024
53057199323322,1cyclictest630476-21kworker/4:212:10:034
53057199323322,1cyclictest495721-21kworker/4:008:49:014
53057199322321,1cyclictest630476-21kworker/4:210:56:014
53057199322321,1cyclictest630476-21kworker/4:210:17:034
53057199322321,1cyclictest630476-21kworker/4:210:09:024
53057199322321,1cyclictest0-21swapper/410:39:034
53057199322320,1cyclictest630476-21kworker/4:211:42:034
53057199322320,1cyclictest630476-21kworker/4:210:41:024
53057199322320,1cyclictest630476-21kworker/4:209:56:024
53057199322320,1cyclictest495721-21kworker/4:009:21:014
53057199322320,1cyclictest495721-21kworker/4:008:23:024
53057199322320,1cyclictest0-21swapper/411:16:024
53057199322320,1cyclictest0-21swapper/410:02:014
53057199322320,1cyclictest0-21swapper/407:21:024
53057199321320,1cyclictest621631-21kworker/4:109:44:024
53057199321320,1cyclictest0-21swapper/412:07:034
53057199321320,1cyclictest0-21swapper/411:52:034
53057199321319,1cyclictest495721-21kworker/4:008:17:014
53057199320319,1cyclictest630476-21kworker/4:212:31:034
53057199320319,1cyclictest630476-21kworker/4:211:36:034
53057199320319,1cyclictest0-21swapper/408:13:014
53057199319318,1cyclictest630476-21kworker/4:212:28:024
53057199319318,1cyclictest621631-21kworker/4:109:49:014
53059199301299,1cyclictest0-21swapper/709:05:017
53059199297296,1cyclictest0-21swapper/707:15:027
53059199294293,1cyclictest0-21swapper/710:15:037
53059199293292,1cyclictest0-21swapper/709:50:027
53059199290289,1cyclictest0-21swapper/710:10:027
53059199290288,1cyclictest498954-21kworker/7:109:20:027
53059199289288,1cyclictest0-21swapper/710:35:037
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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