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2026-05-30 - 01:17
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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 Fri May 29, 2026 12:46:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3842184993810,380cyclictest0-21swapper/407:16:024
3842184993800,1cyclictest0-21swapper/411:22:014
384220599344342,1cyclictest0-21swapper/707:47:017
384220599342341,1cyclictest0-21swapper/711:45:027
384220599339337,1cyclictest0-21swapper/711:01:027
384220599339337,1cyclictest0-21swapper/710:59:027
384220599337336,1cyclictest0-21swapper/712:13:017
384220599337335,1cyclictest0-21swapper/708:05:017
384220599336334,1cyclictest0-21swapper/708:41:027
384217699335334,1cyclictest1126742-21kworker/3:207:47:023
384220599334332,1cyclictest0-21swapper/710:19:027
384220599334332,1cyclictest0-21swapper/709:35:027
384217699334333,1cyclictest3888726-21kworker/3:111:45:023
384220599332330,1cyclictest63-21ksoftirqd/712:39:017
384220599332330,1cyclictest0-21swapper/710:21:027
384220599332330,1cyclictest0-21swapper/710:05:017
384220599332330,1cyclictest0-21swapper/710:03:027
384220599332330,1cyclictest0-21swapper/708:31:027
384220599332330,1cyclictest0-21swapper/708:25:027
384220599331329,1cyclictest0-21swapper/712:15:027
384220599331329,1cyclictest0-21swapper/711:55:027
384220599331329,1cyclictest0-21swapper/710:35:027
384220599331329,1cyclictest0-21swapper/709:21:017
384220599331329,1cyclictest0-21swapper/709:09:027
384220599331329,1cyclictest0-21swapper/708:23:027
384217699331329,1cyclictest3888726-21kworker/3:110:59:013
384220599330329,1cyclictest0-21swapper/711:35:017
384220599330329,1cyclictest0-21swapper/707:17:027
384220599330328,1cyclictest0-21swapper/712:07:017
384220599330328,1cyclictest0-21swapper/712:03:027
384220599330328,1cyclictest0-21swapper/711:23:017
384220599330328,1cyclictest0-21swapper/710:41:027
384220599330328,1cyclictest0-21swapper/709:57:017
384220599330328,1cyclictest0-21swapper/709:51:017
384220599330328,1cyclictest0-21swapper/709:17:027
384220599330328,1cyclictest0-21swapper/708:49:027
384217699330329,1cyclictest3888726-21kworker/3:111:01:013
384220599329327,1cyclictest0-21swapper/711:33:017
384220599329327,1cyclictest0-21swapper/709:27:027
384220599329327,1cyclictest0-21swapper/709:11:027
384220599329327,1cyclictest0-21swapper/709:01:027
384220599329327,1cyclictest0-21swapper/708:15:027
384220599329327,1cyclictest0-21swapper/707:29:027
384217699329328,1cyclictest3992247-21kworker/3:212:13:023
384215699329327,2cyclictest3819912-21kworker/0:007:15:020
384220599328326,1cyclictest0-21swapper/712:27:017
384220599328326,1cyclictest0-21swapper/711:17:017
384220599328326,1cyclictest0-21swapper/707:11:027
384220599328325,2cyclictest0-21swapper/710:11:027
384220599328325,2cyclictest0-21swapper/710:11:027
384217699328327,1cyclictest1126742-21kworker/3:208:05:023
384217699328326,1cyclictest97550irq/166-enp0s3108:41:023
384220599327326,1cyclictest3900764-21kworker/7:209:45:027
384220599327325,1cyclictest0-21swapper/707:41:017
384217699327325,1cyclictest97550irq/166-enp0s3109:35:013
384220599326324,1cyclictest997682-21kworker/7:207:57:027
384217699326324,1cyclictest97550irq/166-enp0s3110:19:013
384220599325324,1cyclictest0-21swapper/711:52:017
384220599325323,1cyclictest0-21swapper/707:32:027
384217699325323,1cyclictest97550irq/166-enp0s3110:21:023
384220599324323,1cyclictest0-21swapper/708:58:027
384220599324323,1cyclictest0-21swapper/708:14:027
384220599324322,1cyclictest0-21swapper/710:34:027
384220599324322,1cyclictest0-21swapper/709:43:027
384217699324322,1cyclictest97550irq/166-enp0s3112:39:023
384217699324322,1cyclictest97550irq/166-enp0s3111:55:023
384217699324322,1cyclictest97550irq/166-enp0s3110:05:023
384217699324322,1cyclictest97550irq/166-enp0s3108:31:023
384217699324322,1cyclictest97550irq/166-enp0s3108:25:023
384220599323321,1cyclictest0-21swapper/711:11:017
384220599323321,1cyclictest0-21swapper/710:25:027
384217699323322,1cyclictest97550irq/166-enp0s3110:03:023
384217699323321,1cyclictest97550irq/166-enp0s3112:15:023
384217699323321,1cyclictest97550irq/166-enp0s3111:35:023
384217699323321,1cyclictest97550irq/166-enp0s3110:35:023
384217699323321,1cyclictest97550irq/166-enp0s3109:21:023
384217699323321,1cyclictest97550irq/166-enp0s3109:09:013
384217699323320,2cyclictest97550irq/166-enp0s3109:51:023
384216199323322,1cyclictest0-21swapper/107:47:021
384220599322321,1cyclictest0-21swapper/712:23:017
384220599322320,1cyclictest0-21swapper/711:41:027
384220599322320,1cyclictest0-21swapper/711:41:017
384217699322321,1cyclictest97550irq/166-enp0s3109:57:023
384217699322321,1cyclictest97550irq/166-enp0s3109:17:013
384217699322321,1cyclictest97550irq/166-enp0s3108:23:023
384217699322321,1cyclictest97550irq/166-enp0s3107:17:023
384217699322320,1cyclictest97550irq/166-enp0s3112:07:023
384217699322320,1cyclictest97550irq/166-enp0s3112:03:023
384217699322320,1cyclictest97550irq/166-enp0s3111:23:023
384217699322320,1cyclictest97550irq/166-enp0s3110:41:013
384217699322319,2cyclictest97550irq/166-enp0s3108:47:023
384216199322321,1cyclictest0-21swapper/111:45:021
384215699322320,1cyclictest0-21swapper/008:41:010
384220599321320,1cyclictest0-21swapper/707:21:017
384217699321319,1cyclictest97550irq/166-enp0s3111:33:023
384217699321319,1cyclictest97550irq/166-enp0s3109:11:013
384217699321319,1cyclictest97550irq/166-enp0s3109:01:013
384217699321319,1cyclictest97550irq/166-enp0s3108:15:023
384217699321319,1cyclictest97550irq/166-enp0s3107:29:023
384217699320319,1cyclictest97550irq/166-enp0s3109:27:023
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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