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2026-03-10 - 12:41
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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 Tue Mar 10, 2026 00:46:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
388624299382381,1cyclictest0-21swapper/621:19:026
388624299382381,1cyclictest0-21swapper/621:19:026
388624299382380,1cyclictest0-21swapper/623:11:016
388624299382380,1cyclictest0-21swapper/622:20:016
388624299382378,3cyclictest3880051-21kworker/6:223:21:016
3886242993820,381cyclictest0-21swapper/622:01:026
3886242993820,381cyclictest0-21swapper/621:27:026
388624299381379,1cyclictest97550irq/166-enp0s3120:01:026
388624299381379,1cyclictest0-21swapper/620:15:016
388624299381377,3cyclictest4165580-21kworker/6:300:37:026
3886213993810,380cyclictest4190092-21ssh00:25:022
388624299380379,1cyclictest0-21swapper/600:07:026
388624299380379,1cyclictest0-21swapper/600:07:016
388624299380378,1cyclictest97550irq/166-enp0s3121:24:026
388624299380378,1cyclictest97550irq/166-enp0s3100:24:016
3886222993800,1cyclictest0-21swapper/319:39:013
388624299379378,1cyclictest97550irq/166-enp0s3121:54:016
388624299379378,1cyclictest0-21swapper/623:29:016
388624299379377,1cyclictest97550irq/166-enp0s3120:29:016
388624299379377,1cyclictest97550irq/166-enp0s3119:19:026
388624299379376,2cyclictest97550irq/166-enp0s3100:34:026
388622299379377,1cyclictest0-21swapper/319:13:013
388624299378377,1cyclictest97550irq/166-enp0s3121:39:026
388624299378377,1cyclictest97550irq/166-enp0s3100:11:016
388624299378377,1cyclictest97550irq/166-enp0s3100:03:026
388624299378376,1cyclictest0-21swapper/619:43:026
388624299377376,1cyclictest97550irq/166-enp0s3121:55:026
388623799377376,1cyclictest3850751-21kworker/5:020:05:015
388624299376375,1cyclictest97550irq/166-enp0s3122:55:026
388624299376375,1cyclictest97550irq/166-enp0s3122:06:026
388624299376375,1cyclictest97550irq/166-enp0s3119:47:016
388624299376374,1cyclictest97550irq/166-enp0s3122:53:026
388624299376374,1cyclictest97550irq/166-enp0s3121:42:016
388624299376374,1cyclictest97550irq/166-enp0s3121:33:026
388624299375374,1cyclictest97550irq/166-enp0s3123:57:016
388624299375373,1cyclictest97550irq/166-enp0s3122:31:016
388624299375373,1cyclictest97550irq/166-enp0s3120:07:026
388624299375373,1cyclictest97550irq/166-enp0s3119:30:026
388624299374373,1cyclictest97550irq/166-enp0s3123:51:016
388624299374373,1cyclictest97550irq/166-enp0s3122:48:026
388624299374372,1cyclictest97550irq/166-enp0s3123:31:016
388624299374372,1cyclictest97550irq/166-enp0s3123:15:016
388624299374372,1cyclictest97550irq/166-enp0s3121:04:016
388624299374372,1cyclictest97550irq/166-enp0s3120:39:016
388624299374372,1cyclictest97550irq/166-enp0s3120:32:016
388624299372371,1cyclictest97550irq/166-enp0s3123:38:026
388624299372371,1cyclictest97550irq/166-enp0s3120:55:026
388624299372371,1cyclictest97550irq/166-enp0s3119:21:026
388624299372371,1cyclictest0-21swapper/619:27:026
388624299372370,1cyclictest97550irq/166-enp0s3119:56:026
388621399372370,1cyclictest0-21swapper/223:45:012
388621399372370,1cyclictest0-21swapper/200:23:022
388624299371370,1cyclictest97550irq/166-enp0s3120:43:016
388624299371370,1cyclictest3880051-21kworker/6:220:21:016
388624299371370,1cyclictest3880051-21kworker/6:220:13:026
388624299371370,1cyclictest0-21swapper/619:14:016
388624299371369,2cyclictest3880051-21kworker/6:222:42:026
388624299371369,2cyclictest3880051-21kworker/6:222:42:026
388624299370368,1cyclictest3880051-21kworker/6:220:50:026
388624299370368,1cyclictest0-21swapper/600:17:016
388621399370368,1cyclictest0-21swapper/223:33:022
388624299368367,1cyclictest3880051-21kworker/6:223:44:026
388624299368367,1cyclictest3880051-21kworker/6:221:14:016
388624299368367,1cyclictest0-21swapper/621:48:016
388624299368366,1cyclictest3880051-21kworker/6:222:26:026
388621399368365,1cyclictest0-21swapper/219:53:022
388621399368365,1cyclictest0-21swapper/219:53:022
388624299367365,1cyclictest3880051-21kworker/6:223:46:026
388621399367365,1cyclictest0-21swapper/223:39:012
388621399367365,1cyclictest0-21swapper/223:17:022
388621399367365,1cyclictest0-21swapper/222:45:022
388621399367365,1cyclictest0-21swapper/221:59:012
388621399367365,1cyclictest0-21swapper/221:49:022
388622299366364,1cyclictest0-21swapper/322:17:013
388621399366364,2cyclictest3935160-21kworker/2:122:01:012
388621399366364,1cyclictest0-21swapper/223:27:022
388621399366364,1cyclictest0-21swapper/222:57:012
388621399366364,1cyclictest0-21swapper/222:39:012
388624299365364,1cyclictest3880051-21kworker/6:222:36:016
388624299365364,1cyclictest0-21swapper/600:28:026
388621399365363,1cyclictest0-21swapper/223:53:022
388621399365363,1cyclictest0-21swapper/221:51:022
388621399364362,1cyclictest3935160-21kworker/2:121:27:012
388621399364362,1cyclictest0-21swapper/223:07:012
388621399364362,1cyclictest0-21swapper/222:05:012
388621399363362,1cyclictest0-21swapper/220:49:022
388621399363361,2cyclictest3935160-21kworker/2:121:23:012
388621399363361,1cyclictest3935160-21kworker/2:121:19:022
388621399363361,1cyclictest3935160-21kworker/2:121:19:022
388621399363361,1cyclictest0-21swapper/223:55:022
388621399363361,1cyclictest0-21swapper/221:07:022
388621399363361,1cyclictest0-21swapper/200:13:012
388621399363360,2cyclictest4047567-21kworker/2:223:11:012
388624299362360,1cyclictest0-21swapper/621:08:016
388621399362361,1cyclictest3935160-21kworker/2:122:20:012
388621399362360,1cyclictest4122978-21kworker/2:000:07:012
388621399362360,1cyclictest4122978-21kworker/2:000:07:012
388621399362360,1cyclictest0-21swapper/220:01:012
388621399362360,1cyclictest0-21swapper/219:31:012
388621399361360,1cyclictest3935160-21kworker/2:122:13:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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