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2026-06-21 - 08:02
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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 Sun Jun 21, 2026 00:46:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
354730699389388,1cyclictest3572149-21kworker/6:020:12:026
354730699389388,1cyclictest3572149-21kworker/6:020:08:026
354730699382380,2cyclictest3544133-21kworker/6:119:43:016
3547277993810,380cyclictest0-21swapper/219:58:022
3547277993810,380cyclictest0-21swapper/219:43:022
354730699380379,1cyclictest3572149-21kworker/6:019:58:036
354730699380379,1cyclictest3572149-21kworker/6:019:54:036
354730699380378,2cyclictest3572149-21kworker/6:020:54:026
354730699380378,1cyclictest3544133-21kworker/6:119:24:036
354727799380379,1cyclictest3795431-21kworker/2:019:16:032
3547277993800,379cyclictest0-21swapper/219:24:022
354731399362361,1cyclictest0-21swapper/721:30:037
354731399361359,1cyclictest0-21swapper/723:11:027
354731399359358,1cyclictest3865977-21kworker/7:200:35:027
354731399359358,1cyclictest3865977-21kworker/7:200:35:027
3547313993590,358cyclictest0-21swapper/722:31:037
354731399357356,1cyclictest0-21swapper/722:35:027
354731399357355,1cyclictest3605019-21kworker/7:321:52:027
354731399355354,1cyclictest3715608-21kworker/7:023:00:037
354731399355353,2cyclictest3605019-21kworker/7:322:20:037
354731399355353,1cyclictest0-21swapper/723:08:037
354731399355349,2cyclictest3577819-21systemd-userwor20:00:037
354731399354353,1cyclictest3605019-21kworker/7:322:17:027
354731399354353,1cyclictest2891274-21kworker/7:219:55:017
354731399354353,1cyclictest0-21swapper/723:35:037
354731399353352,1cyclictest3605019-21kworker/7:322:09:027
354731399353352,1cyclictest0-21swapper/722:46:027
354731399353351,1cyclictest3715608-21kworker/7:023:50:027
354731399353351,1cyclictest0-21swapper/700:13:027
354731399352351,1cyclictest3715608-21kworker/7:022:55:027
354731399352351,1cyclictest3605019-21kworker/7:321:14:017
354731399351350,1cyclictest0-21swapper/723:59:027
354731399351350,1cyclictest0-21swapper/720:45:027
354731399351349,1cyclictest0-21swapper/720:40:027
354731399350349,1cyclictest3715608-21kworker/7:022:42:027
354731399350349,1cyclictest3605019-21kworker/7:321:18:027
354731399350348,1cyclictest3715608-21kworker/7:023:31:037
354731399349348,1cyclictest0-21swapper/722:13:027
354731399349348,1cyclictest0-21swapper/721:07:027
354731399349347,1cyclictest3599091-21kworker/7:020:38:027
354731399348347,1cyclictest0-21swapper/700:27:037
354731399348346,1cyclictest0-21swapper/721:03:027
354731399347346,1cyclictest3821829-21kworker/7:100:24:027
354731399347346,1cyclictest2891274-21kworker/7:219:41:017
354731399347346,1cyclictest2891274-21kworker/7:219:38:037
354731399347345,1cyclictest0-21swapper/720:21:037
354731399346345,1cyclictest3821829-21kworker/7:100:05:037
354731399345344,1cyclictest3821829-21kworker/7:100:15:027
354731399345344,1cyclictest3715608-21kworker/7:023:24:027
354731399345344,1cyclictest3578159-21kworker/7:120:31:027
354731399345344,1cyclictest0-21swapper/720:53:027
354731399345343,1cyclictest3715608-21kworker/7:023:44:037
354731399344343,1cyclictest0-21swapper/723:45:027
354731399344343,1cyclictest0-21swapper/722:28:027
354731399344342,1cyclictest3605019-21kworker/7:321:42:027
354731399344342,1cyclictest3605019-21kworker/7:321:42:027
354731399343342,1cyclictest3715608-21kworker/7:023:28:027
354731399343342,1cyclictest3620263-21diskmemload00:32:037
354731399343342,1cyclictest3605019-21kworker/7:321:27:037
354731399343342,1cyclictest0-21swapper/722:52:027
354731399343342,1cyclictest0-21swapper/720:27:037
354731399342341,1cyclictest3821829-21kworker/7:100:01:037
354731399342341,1cyclictest3605019-21kworker/7:321:55:027
354731399342341,1cyclictest2891274-21kworker/7:219:10:027
354731399342341,1cyclictest0-21swapper/719:22:027
354731399341340,1cyclictest0-21swapper/723:19:027
354731399339338,1cyclictest0-21swapper/719:32:037
354731399339338,1cyclictest0-21swapper/719:17:017
354731399338337,1cyclictest0-21swapper/720:16:027
354731399338337,1cyclictest0-21swapper/720:16:027
354731399338337,1cyclictest0-21swapper/719:28:037
354731399336335,1cyclictest0-21swapper/719:47:017
354730099301299,1cyclictest0-21swapper/523:04:025
354730099301299,1cyclictest0-21swapper/521:45:035
354730099301299,1cyclictest0-21swapper/521:45:025
354730099300297,2cyclictest3696367-21kworker/5:222:40:035
354730099299298,1cyclictest0-21swapper/523:15:035
354730099297295,1cyclictest3541003-21kworker/5:322:04:025
354730099297295,1cyclictest0-21swapper/521:54:025
354730099296294,1cyclictest3696367-21kworker/5:222:31:025
354730099296294,1cyclictest3541003-21kworker/5:321:37:035
354730099296294,1cyclictest0-21swapper/519:50:025
354730099295293,1cyclictest0-21swapper/519:15:025
354730099294292,1cyclictest3696367-21kworker/5:200:34:025
354730099294292,1cyclictest0-21swapper/521:21:025
354729299294293,1cyclictest0-21swapper/400:00:034
354730099293291,1cyclictest3696367-21kworker/5:222:48:035
354730099292291,1cyclictest0-21swapper/522:29:035
354730099292290,1cyclictest3541003-21kworker/5:322:07:025
354730099292289,2cyclictest3725484-21kworker/5:022:37:035
354730099291289,1cyclictest0-21swapper/500:07:025
354729299291290,1cyclictest0-21swapper/422:14:024
354730099290289,1cyclictest0-21swapper/523:30:025
354730099290288,1cyclictest0-21swapper/521:43:035
354730099290288,1cyclictest0-21swapper/521:43:025
354730099290288,1cyclictest0-21swapper/500:11:035
354729299290288,1cyclictest3695246-21kworker/4:222:59:024
354730099289287,1cyclictest3541003-21kworker/5:320:46:025
354729299289288,1cyclictest0-21swapper/421:11:024
354729299289287,1cyclictest3812507-21kworker/4:221:16:024
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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