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2026-08-22 - 14:43
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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 Sat Aug 22, 2026 00:46:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
68119199376375,1cyclictest0-21swapper/122:47:021
68122099364362,1cyclictest781882-21kworker/5:121:45:025
68122099363362,1cyclictest851603-21kworker/5:023:07:015
68123399361359,1cyclictest0-21swapper/723:43:017
68122099355353,1cyclictest851603-21kworker/5:023:23:025
68118399354352,1cyclictest672010-21kworker/0:121:23:010
68122099353352,1cyclictest0-21swapper/521:57:015
68122099353351,1cyclictest724122-21kworker/5:221:23:025
68122099353351,1cyclictest0-21swapper/521:10:015
68122099352350,1cyclictest851603-21kworker/5:023:47:015
68122099351349,1cyclictest851603-21kworker/5:000:17:025
68122099351349,1cyclictest0-21swapper/500:05:015
68118399351349,1cyclictest0-21swapper/000:17:010
68122099350349,1cyclictest980215-21kworker/5:200:27:025
68122099350348,1cyclictest851603-21kworker/5:023:41:015
68122099350348,1cyclictest851603-21kworker/5:000:11:015
68120599350349,1cyclictest862231-21kworker/3:123:07:013
68118399350347,2cyclictest672010-21kworker/0:122:03:010
68122099349347,1cyclictest724122-21kworker/5:221:33:025
68122099349347,1cyclictest0-21swapper/500:35:015
68122099349346,2cyclictest851603-21kworker/5:023:57:025
68122099349346,2cyclictest781882-21kworker/5:122:03:015
68122099348346,1cyclictest980215-21kworker/5:200:31:015
68122099348346,1cyclictest781882-21kworker/5:122:27:015
68122099348345,2cyclictest781882-21kworker/5:121:39:015
68122099347345,1cyclictest851603-21kworker/5:023:33:025
68118399347345,1cyclictest887671-21kworker/0:023:19:010
68118399347345,1cyclictest672010-21kworker/0:121:37:020
68122099346344,1cyclictest851603-21kworker/5:023:03:015
68122099346344,1cyclictest851603-21kworker/5:022:57:015
68122099346344,1cyclictest851603-21kworker/5:022:41:015
68122099346344,1cyclictest781882-21kworker/5:122:15:025
68118399346345,1cyclictest0-21swapper/022:27:020
68118399346344,1cyclictest672010-21kworker/0:121:49:010
68118399346344,1cyclictest0-21swapper/022:55:010
68122099345344,1cyclictest851603-21kworker/5:023:19:025
68122099345344,1cyclictest709066-21kworker/5:120:15:025
68122099345344,1cyclictest0-21swapper/521:03:025
68122099345343,1cyclictest851603-21kworker/5:023:13:015
68118399345344,1cyclictest672010-21kworker/0:121:55:020
68122099344343,1cyclictest851603-21kworker/5:023:29:025
68122099344343,1cyclictest851603-21kworker/5:022:45:015
68122099344343,1cyclictest781882-21kworker/5:122:31:025
68122099344343,1cyclictest781882-21kworker/5:122:31:015
68122099344343,1cyclictest709066-21kworker/5:120:09:015
68122099344343,1cyclictest0-21swapper/520:53:015
68122099344343,1cyclictest0-21swapper/519:38:015
68122099344343,1cyclictest0-21swapper/519:38:015
68122099344342,2cyclictest724122-21kworker/5:221:27:025
68122099344342,1cyclictest851603-21kworker/5:023:54:035
68122099344342,1cyclictest851603-21kworker/5:023:54:025
68122099344342,1cyclictest639248-21kworker/5:019:31:015
68118399344343,1cyclictest887671-21kworker/0:023:45:010
68118399344343,1cyclictest887671-21kworker/0:023:13:010
68122099343342,1cyclictest781882-21kworker/5:121:40:015
68122099343342,1cyclictest724122-21kworker/5:220:29:015
68122099343342,1cyclictest639248-21kworker/5:019:47:025
68122099343342,1cyclictest0-21swapper/522:21:015
68122099343341,1cyclictest724122-21kworker/5:221:16:015
68118399343342,1cyclictest0-21swapper/020:09:010
68118399343342,1cyclictest0-21swapper/000:13:010
68118399343341,1cyclictest887671-21kworker/0:023:29:020
68122099342341,1cyclictest709066-21kworker/5:120:01:015
68122099342339,2cyclictest781882-21kworker/5:121:52:025
68122099341340,1cyclictest639248-21kworker/5:019:21:025
68122099341339,2cyclictest781882-21kworker/5:122:07:015
68122099341339,1cyclictest851603-21kworker/5:000:04:025
68122099341339,1cyclictest0-21swapper/522:12:025
68120599341340,1cyclictest862231-21kworker/3:123:23:013
68122099340338,1cyclictest709066-21kworker/5:120:11:025
68122099340338,1cyclictest0-21swapper/500:22:025
68120599340338,1cyclictest862231-21kworker/3:123:47:013
68118399340339,1cyclictest0-21swapper/020:11:010
68118399340339,1cyclictest0-21swapper/019:33:020
68122099339338,1cyclictest639248-21kworker/5:019:41:025
68122099339338,1cyclictest639248-21kworker/5:019:13:015
68118399339338,1cyclictest887671-21kworker/0:000:22:020
68118399339337,1cyclictest0-21swapper/022:46:020
68118399339336,2cyclictest985418-21kworker/0:300:36:010
68122099338337,1cyclictest724122-21kworker/5:220:40:025
68122099338337,1cyclictest709066-21kworker/5:119:59:025
68122099338336,1cyclictest0-21swapper/522:54:015
68122099338336,1cyclictest0-21swapper/520:46:025
68120599338336,1cyclictest862231-21kworker/3:100:11:013
68118399338337,1cyclictest672010-21kworker/0:121:44:020
68118399338337,1cyclictest0-21swapper/000:30:020
68118399338336,1cyclictest672010-21kworker/0:122:54:010
68118399338336,1cyclictest672010-21kworker/0:121:31:020
68118399338336,1cyclictest672010-21kworker/0:119:39:010
68118399338336,1cyclictest672010-21kworker/0:119:39:010
68122099337336,1cyclictest724122-21kworker/5:220:37:015
68122099337335,1cyclictest0-21swapper/520:30:015
68118399337336,1cyclictest672010-21kworker/0:119:13:010
68118399337336,1cyclictest0-21swapper/020:46:020
68118399337336,1cyclictest0-21swapper/019:41:010
68118399337335,1cyclictest672010-21kworker/0:121:14:020
68118399337335,1cyclictest672010-21kworker/0:120:30:020
68120599336335,1cyclictest727121-21kworker/3:021:33:023
68120599336334,2cyclictest862231-21kworker/3:123:41:023
68120599336334,1cyclictest0-21swapper/321:55:023
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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