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2025-12-25 - 04:20
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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 Thu Dec 25, 2025 00:46:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
66759299369365,2cyclictest701486-21kworker/7:120:15:027
66758699367366,1cyclictest0-21swapper/621:11:026
66758699366365,1cyclictest0-21swapper/623:53:036
66758699366364,1cyclictest0-21swapper/622:07:026
66758699365364,1cyclictest0-21swapper/621:35:026
66758699365363,1cyclictest0-21swapper/623:25:026
66758699364363,1cyclictest0-21swapper/600:18:036
66758699363362,1cyclictest0-21swapper/623:03:026
66758699363362,1cyclictest0-21swapper/621:22:036
66758699362361,1cyclictest953421-21kworker/6:100:33:026
66758699362361,1cyclictest0-21swapper/622:16:026
66758699362361,1cyclictest0-21swapper/600:07:026
66758699362360,1cyclictest915701-21kworker/6:223:48:036
66758699362360,1cyclictest0-21swapper/600:38:026
66758699362360,1cyclictest0-21swapper/600:27:026
66758699361360,1cyclictest0-21swapper/622:22:026
66758699360359,1cyclictest790997-21kworker/6:222:00:026
66758699360357,2cyclictest953421-21kworker/6:100:24:036
66758699359358,1cyclictest953421-21kworker/6:100:12:036
66758699359358,1cyclictest829082-21kworker/6:123:33:026
66758699359358,1cyclictest829082-21kworker/6:122:46:026
66758699359358,1cyclictest0-21swapper/622:37:026
66758699359358,1cyclictest0-21swapper/620:40:026
66758699359358,1cyclictest0-21swapper/619:34:036
66758699359357,1cyclictest790997-21kworker/6:221:56:026
66758699358357,1cyclictest874505-21kworker/6:222:58:026
66758699358356,1cyclictest915701-21kworker/6:223:58:026
66758699358356,1cyclictest829082-21kworker/6:123:38:026
66758699357356,1cyclictest0-21swapper/620:48:036
66758699357356,1cyclictest0-21swapper/620:18:026
66758699357356,1cyclictest0-21swapper/619:11:026
66758699357355,1cyclictest790997-21kworker/6:221:50:026
66758699356355,1cyclictest829082-21kworker/6:122:41:036
66758699356355,1cyclictest829082-21kworker/6:122:32:036
66758699356355,1cyclictest638580-21kworker/6:120:01:036
66758699355354,1cyclictest752444-21kworker/6:021:44:026
66758699355353,1cyclictest638580-21kworker/6:119:35:026
66758699355353,1cyclictest638580-21kworker/6:119:20:026
66758699354353,1cyclictest829082-21kworker/6:123:44:026
66758699354353,1cyclictest829082-21kworker/6:122:29:026
66758699354353,1cyclictest0-21swapper/620:58:036
66759299353351,1cyclictest0-21swapper/700:00:037
66758699352350,1cyclictest638580-21kworker/6:120:34:026
66758699352350,1cyclictest638580-21kworker/6:120:28:026
66758699352350,1cyclictest638580-21kworker/6:119:43:026
66759299351349,2cyclictest0-21swapper/719:10:027
66758699351350,1cyclictest638580-21kworker/6:119:47:026
66759299350349,1cyclictest0-21swapper/722:44:027
66758699350349,1cyclictest638580-21kworker/6:121:08:026
66759299349348,1cyclictest900715-21kworker/7:023:52:027
66758699349348,1cyclictest638580-21kworker/6:119:18:026
66759299347345,2cyclictest899125-21kworker/u16:223:16:037
66759299347345,2cyclictest899125-21kworker/u16:223:16:027
66759299345344,1cyclictest900715-21kworker/7:023:27:037
66759299344343,1cyclictest900715-21kworker/7:000:29:037
66759299344343,1cyclictest701486-21kworker/7:122:38:027
66759299344342,1cyclictest884432-21kworker/7:223:10:037
66759299344342,1cyclictest810348-21kworker/u16:022:12:037
66759299344342,1cyclictest701486-21kworker/7:122:09:027
66759299343341,1cyclictest0-21swapper/722:31:027
66759299342341,1cyclictest790776-21kworker/7:021:54:037
66759299342341,1cyclictest701486-21kworker/7:123:07:027
66759299342341,1cyclictest701486-21kworker/7:121:17:027
66759299342341,1cyclictest0-21swapper/723:31:037
66759299342341,1cyclictest0-21swapper/723:00:027
66759299342341,1cyclictest0-21swapper/700:20:027
66759299342340,2cyclictest900715-21kworker/7:000:31:037
66759299341340,1cyclictest0-21swapper/722:15:037
66759299341340,1cyclictest0-21swapper/721:41:027
66759299341340,1cyclictest0-21swapper/700:13:027
66759299341339,1cyclictest900715-21kworker/7:023:56:037
66759299340339,1cyclictest0-21swapper/722:25:037
66759299340338,2cyclictest900715-21kworker/7:023:46:027
66759299340338,1cyclictest757015-21kworker/7:221:25:027
66759299340338,1cyclictest701486-21kworker/7:122:50:027
66759299340338,1cyclictest0-21swapper/721:38:037
66759299339338,1cyclictest900715-21kworker/7:023:35:037
66759299339338,1cyclictest900715-21kworker/7:023:23:027
66759299339338,1cyclictest790776-21kworker/7:021:58:037
66759299339338,1cyclictest701486-21kworker/7:122:45:037
66759299339338,1cyclictest701486-21kworker/7:122:23:027
66759299339338,1cyclictest0-21swapper/721:13:027
66759299339338,1cyclictest0-21swapper/720:50:027
66759299339337,1cyclictest701486-21kworker/7:121:33:037
66493923390,4sleep549-21ksoftirqd/519:05:125
66759299338337,1cyclictest900715-21kworker/7:000:16:027
66759299338337,1cyclictest0-21swapper/719:45:027
66759299338337,1cyclictest0-21swapper/700:08:027
66759299338336,1cyclictest0-21swapper/719:19:027
66759299337336,1cyclictest701486-21kworker/7:120:35:037
66759299337336,1cyclictest689400-21kworker/7:020:00:017
66759299337336,1cyclictest0-21swapper/719:50:027
66759299337335,1cyclictest0-21swapper/719:57:027
66759299336335,1cyclictest0-21swapper/721:05:027
66759299336334,2cyclictest701486-21kworker/7:120:25:037
66759299335334,1cyclictest2127051-21kworker/7:119:38:037
66759299335334,1cyclictest0-21swapper/719:25:027
66759299335333,1cyclictest0-21swapper/720:21:027
66759299335333,1cyclictest0-21swapper/720:21:027
66759299334333,1cyclictest0-21swapper/720:32:037
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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