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2026-07-29 - 03:02
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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 100 highest latencies:
System rackcslot6.osadl.org (updated Tue Jul 28, 2026 12:46:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
525970993810,380cyclictest0-21swapper/608:05:026
52593299381380,1cyclictest97550irq/166-enp0s3107:19:021
52593299381379,2cyclictest97550irq/166-enp0s3108:43:021
52597099380379,1cyclictest0-21swapper/612:03:016
52597099380377,2cyclictest522800-21kworker/6:208:30:026
52593299380378,1cyclictest97550irq/166-enp0s3112:25:011
52593299380378,1cyclictest97550irq/166-enp0s3110:53:021
52593299380378,1cyclictest97550irq/166-enp0s3109:15:021
52597099379378,1cyclictest0-21swapper/610:37:026
52597099379377,1cyclictest522800-21kworker/6:209:39:026
52597099379377,1cyclictest522800-21kworker/6:208:37:026
52593299379378,1cyclictest97550irq/166-enp0s3109:55:011
52593299379378,1cyclictest97550irq/166-enp0s3109:35:021
52593299379377,1cyclictest97550irq/166-enp0s3110:47:021
52597099378376,1cyclictest653148-21kworker/6:210:44:026
52597099378376,1cyclictest522800-21kworker/6:208:19:026
52597099378376,1cyclictest522800-21kworker/6:208:19:026
52597099378376,1cyclictest0-21swapper/610:29:016
52593299378377,1cyclictest97550irq/166-enp0s3111:21:021
52593299378377,1cyclictest677221-21kworker/1:112:10:011
52593299378376,1cyclictest97550irq/166-enp0s3112:37:011
52593299378376,1cyclictest97550irq/166-enp0s3107:13:011
52593299378376,1cyclictest550845-21kworker/1:207:52:021
52593299378374,3cyclictest801662-21kworker/1:107:43:021
52597099377376,1cyclictest0-21swapper/611:06:026
52597099377375,1cyclictest707359-21kworker/6:112:13:016
52597099377375,1cyclictest522800-21kworker/6:209:21:026
52597099377375,1cyclictest522800-21kworker/6:209:05:026
52597099377375,1cyclictest0-21swapper/611:52:026
52597099377375,1cyclictest0-21swapper/609:27:026
52596499377376,1cyclictest538799-21kworker/5:007:39:015
52593299377376,1cyclictest97550irq/166-enp0s3111:47:021
52593299377376,1cyclictest97550irq/166-enp0s3110:17:021
52593299377376,1cyclictest97550irq/166-enp0s3110:13:011
52593299377375,1cyclictest97550irq/166-enp0s3108:17:021
52593299377375,1cyclictest97550irq/166-enp0s3108:17:021
52593299377374,3cyclictest550845-21kworker/1:208:59:341
52597099376375,1cyclictest0-21swapper/609:33:026
52597099376375,1cyclictest0-21swapper/607:38:026
52597099376374,1cyclictest707359-21kworker/6:112:18:016
52597099376374,1cyclictest653148-21kworker/6:211:36:016
52593299376375,1cyclictest97550irq/166-enp0s3108:31:021
52593299376375,1cyclictest97550irq/166-enp0s3108:05:011
52593299376375,1cyclictest97550irq/166-enp0s3107:27:011
52593299376374,1cyclictest97550irq/166-enp0s3111:08:011
52593299376374,1cyclictest97550irq/166-enp0s3110:43:021
52593299376373,3cyclictest550845-21kworker/1:209:23:021
52597099375374,1cyclictest0-21swapper/612:27:016
52597099375374,1cyclictest0-21swapper/610:19:016
52593299375374,1cyclictest97550irq/166-enp0s3111:55:021
52597099374373,1cyclictest0-21swapper/608:13:026
52597099374373,1cyclictest0-21swapper/607:49:016
52597099374373,1cyclictest0-21swapper/607:26:016
52593299374373,1cyclictest97550irq/166-enp0s3112:03:021
52593299374373,1cyclictest97550irq/166-enp0s3109:30:021
52597099373372,1cyclictest653148-21kworker/6:211:45:016
52597099373372,1cyclictest626072-21kworker/6:110:01:026
52593299373372,1cyclictest97550irq/166-enp0s3110:37:021
52593299373372,1cyclictest97550irq/166-enp0s3109:53:021
52593299372370,1cyclictest97550irq/166-enp0s3107:48:021
52597099371370,1cyclictest707359-21kworker/6:112:20:016
52597099371370,1cyclictest0-21swapper/608:50:026
52597099371370,1cyclictest0-21swapper/608:40:026
52597099371369,1cyclictest522800-21kworker/6:209:10:026
52597099371369,1cyclictest0-21swapper/607:40:026
52593299371370,1cyclictest97550irq/166-enp0s3109:03:021
52593299371370,1cyclictest0-21swapper/108:54:021
52593299371369,1cyclictest97550irq/166-enp0s3109:27:021
52593299371369,1cyclictest97550irq/166-enp0s3109:05:021
52593299371368,2cyclictest97550irq/166-enp0s3107:38:021
52593299371368,1cyclictest97550irq/166-enp0s3111:36:011
52597099370369,1cyclictest522800-21kworker/6:207:50:016
52597099370368,1cyclictest0-21swapper/612:09:016
52597099370368,1cyclictest0-21swapper/610:05:016
52593299370370,0cyclictest0-21swapper/107:34:011
52593299370369,1cyclictest97550irq/166-enp0s3112:05:011
52593299370369,1cyclictest97550irq/166-enp0s3110:28:021
52593299370369,1cyclictest550845-21kworker/1:209:14:021
52593299370368,1cyclictest97550irq/166-enp0s3112:18:011
52593299370368,1cyclictest97550irq/166-enp0s3111:52:021
52597099369366,2cyclictest653148-21kworker/6:211:32:016
52593299369368,1cyclictest97550irq/166-enp0s3111:03:011
52593299369368,1cyclictest677221-21kworker/1:111:26:011
52593299369368,1cyclictest550845-21kworker/1:211:12:021
52593299369368,1cyclictest550845-21kworker/1:207:55:021
52593299369368,1cyclictest0-21swapper/108:27:021
52593299369368,1cyclictest0-21swapper/107:23:011
52597099368367,1cyclictest653148-21kworker/6:211:43:016
52597099368367,1cyclictest522800-21kworker/6:207:30:026
52597099368366,1cyclictest653148-21kworker/6:210:51:016
52597099368366,1cyclictest626072-21kworker/6:110:20:026
52593299368367,1cyclictest97550irq/166-enp0s3111:19:021
52593299368367,1cyclictest97550irq/166-enp0s3111:19:021
52593299368367,1cyclictest97550irq/166-enp0s3109:45:021
52593299368367,1cyclictest97550irq/166-enp0s3109:45:021
52593299368367,1cyclictest97550irq/166-enp0s3108:03:011
52593299368367,1cyclictest550845-21kworker/1:208:38:021
52593299368366,2cyclictest550845-21kworker/1:210:33:011
52593299368366,1cyclictest97550irq/166-enp0s3110:01:011
52593299368366,1cyclictest97550irq/166-enp0s3108:13:021
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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