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2026-04-27 - 20:02
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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 highest latencies:
System rack6slot5.osadl.org (updated Mon Apr 27, 2026 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1653699109195566,5342cyclictest15738-21kworker/0:107:47:360
1653699106395307,5290cyclictest15738-21kworker/0:107:39:130
1653699100225156,4806cyclictest21848-21kworker/0:011:52:320
165369996525113,4528cyclictest15738-21kworker/0:107:54:040
165369995755086,4486cyclictest15738-21kworker/0:107:12:480
165369995365054,4466cyclictest8741-21kworker/0:209:36:260
165369994144690,4701cyclictest21848-21kworker/0:011:16:570
165369994014694,4692cyclictest11116-21kworker/0:110:41:420
165369992554871,4325cyclictest10936-21kworker/0:008:34:420
165369992074709,4487cyclictest10936-21kworker/0:008:46:060
165369989744784,4178cyclictest8741-21kworker/0:209:44:320
165369988204393,4404cyclictest25738-21kworker/0:010:10:230
165369988024501,4290cyclictest15738-21kworker/0:107:24:180
165369987474336,4368cyclictest10936-21kworker/0:008:39:470
165369986574408,4226cyclictest11116-21kworker/0:110:53:450
165369981774295,3871cyclictest15738-21kworker/0:107:34:530
165369981634368,3780cyclictest31872-21kworker/0:210:31:070
165369980774080,3982cyclictest10936-21kworker/0:008:22:550
165369980754306,3718cyclictest8741-21kworker/0:209:32:430
165369980684076,3977cyclictest6606-21kworker/0:208:08:390
165369979924275,3693cyclictest29347-21kworker/0:112:27:230
165369979204311,3558cyclictest10936-21kworker/0:008:56:170
165369979064099,3747cyclictest21848-21kworker/0:011:14:330
165369978674182,3634cyclictest2308-21kworker/0:012:36:480
165369977493858,3848cyclictest10936-21kworker/0:009:07:200
165369976563873,3723cyclictest15738-21kworker/0:107:59:010
165369975814095,3482cyclictest15738-21kworker/0:107:29:250
165369975523961,3567cyclictest22700-21kworker/0:110:02:060
165369975313969,3558cyclictest10936-21kworker/0:008:17:520
165369975003937,3548cyclictest10936-21kworker/0:009:16:210
165369974983838,3645cyclictest10936-21kworker/0:008:44:450
165369974604016,3420cyclictest23293-21kworker/0:212:15:370
165369974493819,3616cyclictest21848-21kworker/0:012:04:440
165369972933801,3449cyclictest10936-21kworker/0:009:13:580
165369972693821,3409cyclictest10936-21kworker/0:009:26:060
165369972683877,3340cyclictest31872-21kworker/0:210:39:430
165369972363885,3337cyclictest22700-21kworker/0:109:59:260
165369970533819,3217cyclictest15738-21kworker/0:108:01:310
165369969963767,3214cyclictest17384-21kworker/0:009:49:510
165369969653670,3280cyclictest17384-21kworker/0:009:53:410
165369968723632,3225cyclictest21848-21kworker/0:011:05:460
165369968413501,3317cyclictest21848-21kworker/0:011:40:440
165369968113710,3096cyclictest15738-21kworker/0:107:19:460
165369966483629,3008cyclictest10936-21kworker/0:009:03:140
165369966393553,3010cyclictest23293-21kworker/0:212:12:300
165369965613530,2980cyclictest10936-21kworker/0:009:22:350
165369965383620,2866cyclictest21848-21kworker/0:011:24:230
165369965363414,3062cyclictest25738-21kworker/0:010:08:220
165369964843542,2931cyclictest10936-21kworker/0:008:51:360
165369964183475,2892cyclictest31872-21kworker/0:210:17:040
165369963293369,2949cyclictest6606-21kworker/0:208:10:140
165369959483252,2653cyclictest29347-21kworker/0:112:22:530
165369958923096,2780cyclictest21848-21kworker/0:011:03:480
165369951722688,2473cyclictest15738-21kworker/0:107:40:490
165369946662289,2317cyclictest10936-21kworker/0:008:28:590
165369943522327,1974cyclictest31872-21kworker/0:210:27:480
159052580184,202sleep00-21swapper07:05:240
165369946731,375cyclictest13955-21python10:46:090
165369942926,389cyclictest4072-21syslogd11:00:040
165369940755,338cyclictest30049-21diskmemload12:34:050
165369940232,356cyclictest30049-21diskmemload11:59:370
165369940155,286cyclictest30049-21diskmemload11:49:420
165369940030,356cyclictest30049-21diskmemload12:09:310
165369939454,161cyclictest30049-21diskmemload10:21:180
165369927722,217cyclictest6874-21ps11:35:380
165369924620,226cyclictest0-21swapper11:31:300
165369921425,189cyclictest0-21swapper11:29:230
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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