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2026-01-05 - 06:39
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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 Mon Jan 05, 2026 00:46:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
88017199378376,1cyclictest0-21swapper/621:10:026
88017199376375,1cyclictest0-21swapper/623:11:026
88017199376375,1cyclictest0-21swapper/621:25:016
88017199376375,1cyclictest0-21swapper/600:29:026
88017199376375,1cyclictest0-21swapper/600:29:026
88017199375374,1cyclictest0-21swapper/623:45:036
88017199375373,1cyclictest877027-21kworker/6:222:39:016
88017199375373,1cyclictest877027-21kworker/6:221:46:026
88017199375373,1cyclictest877027-21kworker/6:221:46:026
88017199375372,1cyclictest877027-21kworker/6:222:51:016
88017199373372,1cyclictest0-21swapper/600:10:036
88017199373371,1cyclictest877027-21kworker/6:222:26:016
88017199373371,1cyclictest877027-21kworker/6:220:20:026
88017199372371,1cyclictest877027-21kworker/6:223:52:036
88017199372371,1cyclictest877027-21kworker/6:223:40:036
88017199372371,1cyclictest877027-21kworker/6:222:05:016
88017199372371,1cyclictest0-21swapper/621:16:016
88017199372369,2cyclictest877027-21kworker/6:223:59:026
88017199371370,1cyclictest877027-21kworker/6:223:38:036
88017199371369,1cyclictest877027-21kworker/6:222:57:026
88017199371369,1cyclictest877027-21kworker/6:221:40:016
88017199370369,1cyclictest0-21swapper/623:08:036
88017199370369,1cyclictest0-21swapper/623:08:036
88017199370369,1cyclictest0-21swapper/600:22:026
88017199370368,1cyclictest877027-21kworker/6:200:04:026
88017199369368,1cyclictest877027-21kworker/6:222:22:036
88017199369368,1cyclictest877027-21kworker/6:200:06:026
88017199369368,1cyclictest0-21swapper/623:28:026
88017199369368,1cyclictest0-21swapper/623:15:026
88017199369368,1cyclictest0-21swapper/621:22:016
88017199369368,1cyclictest0-21swapper/619:29:026
88017199368367,1cyclictest877027-21kworker/6:221:50:026
88017199368367,1cyclictest877027-21kworker/6:200:38:036
88017199368367,1cyclictest0-21swapper/622:30:026
88017199368367,1cyclictest0-21swapper/622:18:036
88017199368367,1cyclictest0-21swapper/619:40:026
88017199367366,1cyclictest877027-21kworker/6:222:43:016
88017199367366,1cyclictest877027-21kworker/6:221:57:016
88017199367366,1cyclictest877027-21kworker/6:219:30:026
88017199366365,1cyclictest877027-21kworker/6:220:45:026
88017199366365,1cyclictest0-21swapper/621:37:016
88017199366365,1cyclictest0-21swapper/619:51:016
88017199365364,1cyclictest877027-21kworker/6:220:28:026
88017199365364,1cyclictest877027-21kworker/6:220:19:026
88017199365364,1cyclictest877027-21kworker/6:220:19:026
88017199365364,1cyclictest877027-21kworker/6:220:04:016
88017199365364,1cyclictest0-21swapper/622:00:026
88017199364363,1cyclictest877027-21kworker/6:221:05:026
88017199364363,1cyclictest877027-21kworker/6:220:08:016
88017199364363,1cyclictest877027-21kworker/6:200:19:026
88017199364363,1cyclictest0-21swapper/620:40:026
88017199364363,1cyclictest0-21swapper/620:39:016
88017199364363,1cyclictest0-21swapper/619:39:026
88017199364362,1cyclictest0-21swapper/620:11:026
88017199363362,1cyclictest877027-21kworker/6:221:03:016
88017199363362,1cyclictest877027-21kworker/6:220:31:016
88017199363362,1cyclictest877027-21kworker/6:219:56:016
88017199363362,1cyclictest877027-21kworker/6:219:48:026
88017199363362,1cyclictest0-21swapper/619:19:016
88017199361360,1cyclictest877027-21kworker/6:220:57:016
88017199360359,1cyclictest0-21swapper/620:54:026
88012599323322,1cyclictest0-21swapper/023:29:030
88015599314313,1cyclictest1113718-21kworker/4:023:29:024
88014199302301,1cyclictest975076-21kworker/2:122:23:022
88014199298297,1cyclictest0-21swapper/221:13:012
88014199292291,1cyclictest1150132-21kworker/2:000:29:032
88014199292291,1cyclictest1150132-21kworker/2:000:29:032
88012599292285,2cyclictest929121-21kworker/0:000:15:030
88017899291290,1cyclictest962929-21kworker/7:021:33:017
88014199291290,1cyclictest975076-21kworker/2:123:11:022
88014199291290,1cyclictest1148978-21kworker/2:021:25:022
88014199291289,1cyclictest0-21swapper/221:46:022
88014199291289,1cyclictest0-21swapper/221:46:012
88014199290289,1cyclictest975076-21kworker/2:123:45:022
88014199290289,1cyclictest0-21swapper/222:39:022
88017899289288,1cyclictest0-21swapper/719:25:017
88014799289287,1cyclictest0-21swapper/321:33:023
88014199289288,1cyclictest0-21swapper/222:51:022
88017899288287,1cyclictest0-21swapper/721:29:017
88017899288286,1cyclictest1083015-21kworker/7:223:16:037
88014199288287,1cyclictest1150132-21kworker/2:000:10:022
88014199288287,1cyclictest0-21swapper/223:52:022
88014199288287,1cyclictest0-21swapper/223:40:022
88014199288287,1cyclictest0-21swapper/222:26:012
88014199288287,1cyclictest0-21swapper/222:05:022
88014199288287,1cyclictest0-21swapper/220:20:012
88017899287286,1cyclictest962929-21kworker/7:022:48:037
88017899287285,1cyclictest944170-21kworker/7:221:11:027
88014799287285,2cyclictest1157992-21kworker/3:119:25:023
88014199287286,1cyclictest1148978-21kworker/2:021:16:012
88014199287286,1cyclictest0-21swapper/223:38:022
88014199287285,1cyclictest975076-21kworker/2:123:08:022
88014199287285,1cyclictest975076-21kworker/2:123:08:022
88017899286285,1cyclictest0-21swapper/721:45:017
88017899286285,1cyclictest0-21swapper/721:45:017
88017899286285,1cyclictest0-21swapper/719:15:017
88017899286284,1cyclictest0-21swapper/722:20:027
88014199286285,1cyclictest1150132-21kworker/2:000:22:022
88014199286285,1cyclictest0-21swapper/223:56:022
88014199286285,1cyclictest0-21swapper/221:40:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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