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2026-06-22 - 06:56
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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 Mon Jun 22, 2026 00:46:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
390444399360359,1cyclictest0-21swapper/322:20:013
390444399360359,1cyclictest0-21swapper/322:16:023
390444399359358,1cyclictest0-21swapper/321:56:023
390444399358357,1cyclictest0-21swapper/322:39:023
390444399358357,1cyclictest0-21swapper/321:13:023
390444399357356,1cyclictest0-21swapper/323:32:023
390444399356353,3cyclictest0-21swapper/300:20:023
390444399354353,1cyclictest35-21ksoftirqd/322:34:023
390444399354353,1cyclictest0-21swapper/322:01:023
390444399354353,1cyclictest0-21swapper/321:52:023
390444399354353,1cyclictest0-21swapper/320:40:023
390444399354352,1cyclictest0-21swapper/300:18:023
390445899353350,1cyclictest0-21swapper/523:18:025
390444399353352,1cyclictest0-21swapper/322:05:023
390444399353352,1cyclictest0-21swapper/321:17:023
390444399353352,1cyclictest0-21swapper/321:00:023
390444399352351,1cyclictest0-21swapper/323:10:023
390444399352350,1cyclictest0-21swapper/322:58:023
390444399351350,1cyclictest4150376-21kworker/3:223:47:023
390444399351350,1cyclictest0-21swapper/320:51:023
390444399351350,1cyclictest0-21swapper/320:25:023
390444399350349,1cyclictest3947375-21kworker/3:121:24:023
390444399350349,1cyclictest0-21swapper/320:19:023
390444399350349,1cyclictest0-21swapper/320:11:023
390444399349348,1cyclictest0-21swapper/323:20:023
390444399345344,1cyclictest3947375-21kworker/3:121:43:013
390444399345343,1cyclictest0-21swapper/322:52:023
390444399344343,1cyclictest3947375-21kworker/3:121:09:023
390444399344342,1cyclictest97550irq/166-enp0s3119:40:023
390444399342341,1cyclictest0-21swapper/323:57:023
390442699342338,2cyclictest4157123-21kworker/1:023:18:021
390444399340339,1cyclictest3901290-21kworker/3:220:01:023
390444399340339,1cyclictest0-21swapper/319:28:023
390444399339338,1cyclictest0-21swapper/320:09:023
390444399339337,2cyclictest0-21swapper/319:58:023
390444399337335,1cyclictest3901290-21kworker/3:219:38:023
390444399337334,2cyclictest3947375-21kworker/3:120:32:023
390444399337334,2cyclictest3947375-21kworker/3:120:32:023
390446499333331,1cyclictest0-21swapper/622:31:026
390446499329328,1cyclictest0-21swapper/623:06:026
390446499329327,1cyclictest4036861-21kworker/6:100:00:026
390446499327326,1cyclictest4036861-21kworker/6:123:34:026
390446499326325,1cyclictest0-21swapper/623:49:026
390446499326325,1cyclictest0-21swapper/623:28:026
390446499326325,1cyclictest0-21swapper/623:28:016
390446499326325,1cyclictest0-21swapper/622:57:026
390446499326324,1cyclictest4036861-21kworker/6:100:14:026
390446499325324,1cyclictest4036861-21kworker/6:122:43:026
390446499325324,1cyclictest0-21swapper/623:56:026
390446499325324,1cyclictest0-21swapper/621:40:026
390446499324323,1cyclictest4036861-21kworker/6:122:15:026
390446499324323,1cyclictest3941370-21kworker/6:021:29:026
390446499324323,1cyclictest0-21swapper/623:54:016
390446499323322,1cyclictest3941370-21kworker/6:021:19:026
390446499323322,1cyclictest0-21swapper/622:00:026
390446499323322,1cyclictest0-21swapper/621:39:026
390446499323322,1cyclictest0-21swapper/600:31:016
390446499322321,1cyclictest4036861-21kworker/6:122:24:016
390446499322321,1cyclictest0-21swapper/623:16:026
390446499322320,2cyclictest4036861-21kworker/6:122:13:026
390446499322320,1cyclictest0-21swapper/600:39:026
390446499322319,2cyclictest0-21swapper/623:12:026
390446499321320,1cyclictest0-21swapper/622:26:026
390446499321320,1cyclictest0-21swapper/620:27:026
390441899321319,1cyclictest11346-21kworker/0:100:23:020
390446499318317,1cyclictest3941370-21kworker/6:020:37:026
390446499318317,1cyclictest0-21swapper/621:49:026
390446499318316,1cyclictest3941370-21kworker/6:020:44:026
390446499318315,2cyclictest4036861-21kworker/6:100:29:026
390446499317316,1cyclictest3895271-21kworker/6:219:54:026
390446499317316,1cyclictest0-21swapper/623:03:026
390446499317316,1cyclictest0-21swapper/621:11:026
390446499317316,1cyclictest0-21swapper/621:02:026
390446499317316,1cyclictest0-21swapper/620:07:026
390446499316315,1cyclictest3941370-21kworker/6:021:06:026
390446499316315,1cyclictest3895271-21kworker/6:219:18:026
390446499315314,1cyclictest4036861-21kworker/6:122:48:026
390446499314313,1cyclictest3895271-21kworker/6:220:02:026
390446499314313,1cyclictest0-21swapper/621:51:026
390446499314313,1cyclictest0-21swapper/620:52:026
390446499313312,1cyclictest3895271-21kworker/6:219:56:026
390446499313312,1cyclictest0-21swapper/623:44:026
390446499313312,1cyclictest0-21swapper/600:24:026
390446499312311,1cyclictest0-21swapper/622:50:026
390446499312311,1cyclictest0-21swapper/620:31:026
390446499312311,1cyclictest0-21swapper/620:31:026
390446499311310,1cyclictest3941370-21kworker/6:021:20:026
390446499311310,1cyclictest3895271-21kworker/6:219:30:026
390446499311310,1cyclictest0-21swapper/621:57:026
390446499310309,1cyclictest3941370-21kworker/6:021:32:026
390446499310308,1cyclictest3895271-21kworker/6:219:35:026
390441899310309,1cyclictest0-21swapper/000:16:020
390441899310308,1cyclictest4186216-21ssh00:01:020
390446499308307,1cyclictest0-21swapper/620:21:026
390446499308307,1cyclictest0-21swapper/619:23:026
390441899308307,1cyclictest0-21swapper/023:39:020
390446499307306,1cyclictest3895271-21kworker/6:219:14:026
390446499306305,1cyclictest3895271-21kworker/6:219:26:026
390441899306305,1cyclictest3932323-21kworker/0:121:15:020
390441899306304,1cyclictest0-21swapper/000:34:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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