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2026-05-17 - 20:52
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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 Sun May 17, 2026 12:46:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
362013099370369,1cyclictest0-21swapper/512:23:025
362011699346344,1cyclictest0-21swapper/308:30:023
362011699345343,1cyclictest3720206-21kworker/3:211:15:023
362011699345343,1cyclictest3720206-21kworker/3:210:37:023
362011699345343,1cyclictest0-21swapper/310:32:023
362009799345343,1cyclictest3616967-21kworker/1:112:23:021
362011699344343,1cyclictest0-21swapper/310:15:023
362011699344342,1cyclictest0-21swapper/309:35:033
362011699343342,1cyclictest3720206-21kworker/3:212:20:023
362011699343342,1cyclictest0-21swapper/311:35:023
362011699343342,1cyclictest0-21swapper/309:05:023
362011699343342,1cyclictest0-21swapper/309:00:023
362011699343342,1cyclictest0-21swapper/307:50:023
362011699342341,1cyclictest3594091-21kworker/3:107:39:023
362011699342341,1cyclictest0-21swapper/312:35:023
362011699342341,1cyclictest0-21swapper/309:55:023
362011699342341,1cyclictest0-21swapper/308:40:023
362011699342340,1cyclictest0-21swapper/308:51:033
362011699341340,1cyclictest3654039-21kworker/3:009:45:023
362011699341340,1cyclictest3654039-21kworker/3:009:15:023
362011699341339,1cyclictest0-21swapper/312:33:023
362011699341339,1cyclictest0-21swapper/308:28:023
362011699341339,1cyclictest0-21swapper/307:46:023
362011699341339,1cyclictest0-21swapper/307:46:023
362013099340337,1cyclictest3648013-21kworker/5:110:14:035
362011699340339,1cyclictest0-21swapper/311:03:023
362011699340338,1cyclictest0-21swapper/307:23:023
362011699339338,1cyclictest0-21swapper/312:07:023
362011699339338,1cyclictest0-21swapper/312:07:023
362011699339338,1cyclictest0-21swapper/311:31:023
362011699339338,1cyclictest0-21swapper/311:08:023
362011699339338,1cyclictest0-21swapper/310:46:033
362011699339338,1cyclictest0-21swapper/308:04:023
362011699339338,1cyclictest0-21swapper/307:28:033
362011699338337,1cyclictest0-21swapper/311:59:023
362011699338337,1cyclictest0-21swapper/308:47:023
362011699338336,1cyclictest3720206-21kworker/3:212:04:023
362011699338336,1cyclictest3654039-21kworker/3:008:12:023
362011699338336,1cyclictest0-21swapper/309:41:033
362011699337336,1cyclictest0-21swapper/310:04:023
362011699337336,1cyclictest0-21swapper/309:14:033
362011699337336,1cyclictest0-21swapper/309:14:023
362011699337336,1cyclictest0-21swapper/308:39:023
362011699337336,1cyclictest0-21swapper/307:18:033
362013099336334,1cyclictest3648013-21kworker/5:111:30:025
362013099336334,1cyclictest0-21swapper/510:32:025
362011699336334,1cyclictest0-21swapper/310:58:033
362013099335334,1cyclictest3648013-21kworker/5:111:45:025
362013099335334,1cyclictest3648013-21kworker/5:108:05:025
362013099335334,1cyclictest3648013-21kworker/5:108:02:035
362013099335333,1cyclictest3648013-21kworker/5:112:05:025
362013099335333,1cyclictest3648013-21kworker/5:112:05:025
362013099334333,1cyclictest3648013-21kworker/5:112:25:025
362013099334333,1cyclictest0-21swapper/510:50:025
362013099333332,1cyclictest3648013-21kworker/5:110:56:025
362013099333332,1cyclictest0-21swapper/512:01:035
362013099333332,1cyclictest0-21swapper/510:05:025
362013099333331,1cyclictest3648013-21kworker/5:108:16:035
362013099332331,1cyclictest3648013-21kworker/5:112:37:025
362013099332331,1cyclictest3648013-21kworker/5:111:00:025
362013099332331,1cyclictest3648013-21kworker/5:110:35:025
362013099332331,1cyclictest3648013-21kworker/5:110:20:025
362013099332331,1cyclictest3648013-21kworker/5:108:10:025
362013099332331,1cyclictest0-21swapper/512:10:025
362013099332331,1cyclictest0-21swapper/507:20:035
362013099332330,1cyclictest3584921-21kworker/5:207:12:025
362013099332330,1cyclictest0-21swapper/511:10:035
362013099331330,1cyclictest3648013-21kworker/5:108:20:025
362013099331330,1cyclictest3591109-21kworker/5:007:48:035
362013099331330,1cyclictest3591109-21kworker/5:007:48:035
362013099331329,2cyclictest3648013-21kworker/5:110:03:025
362013099331329,1cyclictest3648013-21kworker/5:111:07:035
362013099331329,1cyclictest3648013-21kworker/5:109:22:025
362013099330328,1cyclictest3648013-21kworker/5:109:42:025
362013099330328,1cyclictest3648013-21kworker/5:108:31:025
362013099329328,1cyclictest3591109-21kworker/5:007:32:035
362013099329328,1cyclictest3584921-21kworker/5:207:17:025
362013099329328,1cyclictest0-21swapper/509:31:025
362013099329328,1cyclictest0-21swapper/509:26:035
362013099329328,1cyclictest0-21swapper/508:44:035
362013099329327,1cyclictest3648013-21kworker/5:108:36:035
362013099329327,1cyclictest3591109-21kworker/5:007:54:035
362013099328327,1cyclictest3648013-21kworker/5:111:54:025
362013099328327,1cyclictest3648013-21kworker/5:110:19:025
362013099328327,1cyclictest3591109-21kworker/5:007:38:035
362013099328327,1cyclictest0-21swapper/509:52:025
362013099328327,1cyclictest0-21swapper/509:16:025
362013099327326,1cyclictest3648013-21kworker/5:111:17:035
362013099327326,1cyclictest3648013-21kworker/5:109:06:025
362013099327326,1cyclictest3648013-21kworker/5:108:29:025
362013099327326,1cyclictest0-21swapper/507:27:035
362009799316312,1cyclictest3731979-21systemd-userwor10:14:021
362009799310308,1cyclictest0-21swapper/110:32:021
362009799309308,1cyclictest0-21swapper/112:25:021
362009799309308,1cyclictest0-21swapper/112:05:021
362009799309308,1cyclictest0-21swapper/112:05:021
362009799309308,1cyclictest0-21swapper/111:45:021
362009799309308,1cyclictest0-21swapper/111:30:021
362009799309308,1cyclictest0-21swapper/108:05:021
362009799309308,1cyclictest0-21swapper/108:02:021
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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