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2026-06-23 - 21:30
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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 Tue Jun 23, 2026 12:46:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
31784923350,3sleep30-21swapper/307:05:203
31933099332331,1cyclictest359289-21kworker/0:111:44:030
31933099330329,1cyclictest359289-21kworker/0:111:53:030
31933099330328,1cyclictest0-21swapper/010:10:030
31933099329327,1cyclictest0-21swapper/010:20:020
31933099328327,1cyclictest0-21swapper/012:25:020
31933099327326,1cyclictest0-21swapper/012:39:020
31933099327326,1cyclictest0-21swapper/012:30:020
31933099327326,1cyclictest0-21swapper/009:22:020
31933099326325,1cyclictest0-21swapper/011:25:030
31933099325323,1cyclictest359289-21kworker/0:110:07:020
31933099324323,1cyclictest359289-21kworker/0:111:11:030
31933099324323,1cyclictest359289-21kworker/0:109:03:020
31933099324323,1cyclictest0-21swapper/010:48:020
31933099324323,1cyclictest0-21swapper/009:19:020
31933099324323,1cyclictest0-21swapper/009:19:020
31933099324322,1cyclictest0-21swapper/010:59:020
31933099323322,1cyclictest0-21swapper/012:17:030
31933099323322,1cyclictest0-21swapper/011:34:030
31934499321320,1cyclictest569027-21kworker/2:010:15:032
31934499320318,1cyclictest569027-21kworker/2:009:30:032
31933099320319,1cyclictest571661-21kworker/0:007:25:020
31933099320319,1cyclictest0-21swapper/011:00:020
31933099320319,1cyclictest0-21swapper/009:45:030
31933099320319,1cyclictest0-21swapper/007:30:020
31934499319318,1cyclictest569027-21kworker/2:010:00:022
31933099319318,1cyclictest571661-21kworker/0:007:55:030
31933099319318,1cyclictest359289-21kworker/0:108:30:020
31933099319318,1cyclictest0-21swapper/011:55:030
31933099319318,1cyclictest0-21swapper/010:32:020
31933099319318,1cyclictest0-21swapper/009:40:020
31933099319318,1cyclictest0-21swapper/008:35:020
31933099319318,1cyclictest0-21swapper/007:50:020
31933099319318,1cyclictest0-21swapper/007:35:020
31933099319317,1cyclictest571661-21kworker/0:008:05:030
31933099318317,1cyclictest0-21swapper/012:05:030
31933099318317,1cyclictest0-21swapper/009:10:020
31933099318317,1cyclictest0-21swapper/008:25:020
31933099318317,1cyclictest0-21swapper/007:40:020
31933099318317,1cyclictest0-21swapper/007:40:020
31933099317316,1cyclictest571661-21kworker/0:008:00:030
31933099317316,1cyclictest359289-21kworker/0:112:23:030
31933099317316,1cyclictest0-21swapper/009:35:020
31933099317315,1cyclictest0-21swapper/009:07:020
31934499316315,1cyclictest569027-21kworker/2:011:18:022
31934499316315,1cyclictest470637-21kworker/2:212:12:032
31934499316315,1cyclictest470637-21kworker/2:212:12:032
31933099316314,1cyclictest0-21swapper/011:39:020
31934499315314,1cyclictest569027-21kworker/2:010:09:022
31934499315313,1cyclictest470637-21kworker/2:212:38:022
31933099315314,1cyclictest0-21swapper/010:26:020
31933099315314,1cyclictest0-21swapper/008:46:020
31933099315313,1cyclictest0-21swapper/009:59:030
31933099315313,1cyclictest0-21swapper/007:16:020
31934499314313,1cyclictest569027-21kworker/2:011:01:032
31934499314312,1cyclictest0-21swapper/211:05:032
31933099314313,1cyclictest359289-21kworker/0:110:37:020
31933099314313,1cyclictest359289-21kworker/0:108:51:020
31933099314313,1cyclictest0-21swapper/007:24:020
31934499313312,1cyclictest470637-21kworker/2:211:37:022
31934499313311,1cyclictest470637-21kworker/2:212:20:022
31933099313312,1cyclictest359289-21kworker/0:111:09:020
31933099313312,1cyclictest359289-21kworker/0:108:16:030
31933099313312,1cyclictest0-21swapper/008:12:030
31934499312311,1cyclictest569027-21kworker/2:007:15:022
31934499311310,1cyclictest470637-21kworker/2:212:00:022
31934499311308,2cyclictest569027-21kworker/2:009:50:022
31933099311310,1cyclictest0-21swapper/008:56:360
31934499309307,1cyclictest470637-21kworker/2:211:43:022
31934499308306,1cyclictest374319-21kworker/2:108:48:022
31934499307306,1cyclictest569027-21kworker/2:009:42:032
31934499307306,1cyclictest569027-21kworker/2:008:33:022
31934499307306,1cyclictest470637-21kworker/2:211:52:022
31934499306305,1cyclictest569027-21kworker/2:008:22:022
31934499306304,1cyclictest374319-21kworker/2:109:06:022
31934499305304,1cyclictest569027-21kworker/2:010:11:022
31934499305304,1cyclictest470637-21kworker/2:211:31:022
31934499305304,1cyclictest374319-21kworker/2:109:13:022
31934499305303,2cyclictest569027-21kworker/2:007:11:022
31934499305303,1cyclictest374319-21kworker/2:108:53:022
31934499304303,1cyclictest569027-21kworker/2:007:21:022
31934499302301,1cyclictest569027-21kworker/2:010:53:032
31938299299298,1cyclictest0-21swapper/711:22:027
31938299296295,1cyclictest0-21swapper/710:35:037
31938299296295,1cyclictest0-21swapper/708:50:027
31938299295294,1cyclictest0-21swapper/712:36:027
31938299295294,1cyclictest0-21swapper/712:11:037
31938299295294,1cyclictest0-21swapper/712:11:027
31938299295294,1cyclictest0-21swapper/711:15:027
31938299295293,2cyclictest476643-21kworker/7:011:40:027
31938299294293,1cyclictest0-21swapper/710:45:027
31938299294293,1cyclictest0-21swapper/709:51:027
31938299293292,1cyclictest0-21swapper/712:16:027
31938299293292,1cyclictest0-21swapper/711:59:027
31938299293291,1cyclictest476643-21kworker/7:012:06:027
31938299293291,1cyclictest476643-21kworker/7:012:03:027
31938299292291,1cyclictest452588-21kworker/7:110:55:027
31938299292291,1cyclictest0-21swapper/712:29:027
31938299292291,1cyclictest0-21swapper/709:57:027
31938299290289,1cyclictest0-21swapper/712:21:027
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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