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2026-05-23 - 03:54
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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 May 23, 2026 00:46:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
148509099349346,2cyclictest1680432-21kworker/0:019:57:020
148510699344342,1cyclictest0-21swapper/200:36:022
148510699343342,1cyclictest0-21swapper/221:59:022
148510699343342,1cyclictest0-21swapper/221:16:022
148510699342341,1cyclictest0-21swapper/222:30:022
148510699342340,1cyclictest1692574-21kworker/2:023:41:022
148510699341340,1cyclictest0-21swapper/223:10:022
148510699341340,1cyclictest0-21swapper/200:27:012
148510699341339,1cyclictest1728634-21kworker/2:223:31:022
148510699340339,1cyclictest0-21swapper/223:05:022
148510699340339,1cyclictest0-21swapper/222:25:022
148510699340339,1cyclictest0-21swapper/222:25:022
148510699340337,2cyclictest1692574-21kworker/2:023:21:022
148510699338337,1cyclictest0-21swapper/222:50:022
148510699338336,1cyclictest1692574-21kworker/2:000:16:022
148510699337336,1cyclictest0-21swapper/221:34:022
148510699337335,1cyclictest1569741-21kworker/2:221:20:022
148510699336333,2cyclictest1540059-21kworker/2:021:12:022
148510699335334,1cyclictest497743-21kworker/2:119:20:022
148510699335334,1cyclictest0-21swapper/223:50:022
148510699335334,1cyclictest0-21swapper/223:50:022
148510699335334,1cyclictest0-21swapper/222:09:022
148510699335333,1cyclictest1692574-21kworker/2:023:56:022
148510699335333,1cyclictest1692574-21kworker/2:023:35:022
148510699335333,1cyclictest1692574-21kworker/2:023:16:022
148510699335333,1cyclictest0-21swapper/223:48:022
148510699335333,1cyclictest0-21swapper/222:18:022
148510699334333,1cyclictest0-21swapper/222:38:022
148510699334333,1cyclictest0-21swapper/222:01:022
148510699334333,1cyclictest0-21swapper/221:50:022
148510699334333,1cyclictest0-21swapper/200:21:022
148510699333332,1cyclictest0-21swapper/220:10:022
148510699333332,1cyclictest0-21swapper/219:51:022
148510699333332,1cyclictest0-21swapper/219:49:022
148510699333331,1cyclictest0-21swapper/219:34:022
148510699333331,1cyclictest0-21swapper/219:34:022
148512699332330,1cyclictest0-21swapper/521:47:025
148510699332331,1cyclictest0-21swapper/220:52:022
148510699332331,1cyclictest0-21swapper/219:59:022
148510699332330,1cyclictest1540059-21kworker/2:020:42:022
148510699331330,1cyclictest1593996-21kworker/2:122:21:022
148510699330329,1cyclictest1540059-21kworker/2:021:05:022
148510699330329,1cyclictest1528041-21kworker/2:120:25:022
148510699330328,1cyclictest1522008-21kworker/2:220:15:022
148510699329327,1cyclictest1494933-21kworker/2:020:03:022
148510699327325,1cyclictest1494933-21kworker/2:019:29:022
148509099301300,1cyclictest0-21swapper/021:33:020
148514099300299,1cyclictest0-21swapper/723:03:027
148514099299298,1cyclictest0-21swapper/722:06:027
148514099298297,1cyclictest0-21swapper/721:56:027
148514099297296,1cyclictest0-21swapper/722:32:037
148514099297295,1cyclictest0-21swapper/722:24:027
148514099296295,1cyclictest0-21swapper/700:35:027
148514099295294,1cyclictest1668538-21kworker/7:023:17:027
148514099295294,1cyclictest0-21swapper/723:06:027
148514099295294,1cyclictest0-21swapper/721:11:027
148514099295293,1cyclictest0-21swapper/722:00:027
148514099294293,1cyclictest0-21swapper/723:59:027
148514099294293,1cyclictest0-21swapper/723:43:027
148514099294293,1cyclictest0-21swapper/721:38:027
148514099294293,1cyclictest0-21swapper/721:25:027
148514099294292,1cyclictest0-21swapper/722:35:027
148514099293292,1cyclictest1668538-21kworker/7:023:38:027
148514099293292,1cyclictest0-21swapper/723:49:027
148514099293292,1cyclictest0-21swapper/723:14:027
148514099293291,1cyclictest0-21swapper/723:53:027
148514099293291,1cyclictest0-21swapper/723:53:027
148514099293291,1cyclictest0-21swapper/721:22:027
148514099293291,1cyclictest0-21swapper/719:50:027
148514099292291,1cyclictest0-21swapper/721:45:027
148514099292291,1cyclictest0-21swapper/720:55:027
148514099292290,1cyclictest0-21swapper/722:47:027
148514099292290,1cyclictest0-21swapper/722:14:027
148514099292290,1cyclictest0-21swapper/721:01:027
148514099292290,1cyclictest0-21swapper/721:01:027
148514099292290,1cyclictest0-21swapper/720:12:027
148514099292290,1cyclictest0-21swapper/700:25:027
148511899292290,1cyclictest0-21swapper/419:57:024
148514099291290,1cyclictest1668538-21kworker/7:023:25:027
148514099291290,1cyclictest1668538-21kworker/7:000:06:027
148514099291290,1cyclictest1668538-21kworker/7:000:01:027
148514099291290,1cyclictest0-21swapper/723:33:027
148514099291290,1cyclictest0-21swapper/720:20:027
148514099291289,1cyclictest1668538-21kworker/7:000:17:027
148514099291289,1cyclictest0-21swapper/720:16:027
148514099290289,1cyclictest1668538-21kworker/7:022:41:027
148512699290289,1cyclictest0-21swapper/523:03:025
148514099289288,1cyclictest1531046-21kworker/7:121:41:037
148514099289287,1cyclictest1651461-21kworker/7:322:27:027
148514099289287,1cyclictest1651461-21kworker/7:322:27:027
148514099289287,1cyclictest0-21swapper/721:31:027
148514099289287,1cyclictest0-21swapper/720:46:027
148514099289287,1cyclictest0-21swapper/720:44:027
148514099289287,1cyclictest0-21swapper/720:38:027
148514099289287,1cyclictest0-21swapper/719:46:027
148512699289288,1cyclictest0-21swapper/522:15:025
148514099288286,1cyclictest1668538-21kworker/7:022:51:027
148514099288286,1cyclictest0-21swapper/719:43:027
148512699288287,1cyclictest0-21swapper/523:29:025
148512699288287,1cyclictest0-21swapper/521:32:025
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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