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2026-07-27 - 16:59
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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 Jul 27, 2026 12:46:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
15890223870,5sleep40-21swapper/407:05:174
16082999373371,1cyclictest191628-21kworker/7:108:14:027
16081499370368,1cyclictest221781-21kworker/5:010:17:025
16080899352350,1cyclictest957486-21kworker/4:207:35:024
16080899349348,1cyclictest0-21swapper/408:15:024
16080899348346,1cyclictest0-21swapper/412:00:024
16080899348346,1cyclictest0-21swapper/411:33:024
16080899348346,1cyclictest0-21swapper/410:27:024
16080899347345,1cyclictest0-21swapper/410:01:024
16080899346345,1cyclictest0-21swapper/410:53:024
16080899346345,1cyclictest0-21swapper/410:18:024
16080899346345,1cyclictest0-21swapper/409:59:024
16080899346345,1cyclictest0-21swapper/409:59:024
16080899346345,1cyclictest0-21swapper/407:53:034
16080899346344,1cyclictest0-21swapper/412:21:024
16080899346344,1cyclictest0-21swapper/409:53:024
16080899346344,1cyclictest0-21swapper/409:21:024
16080899346344,1cyclictest0-21swapper/408:58:034
16080899345344,1cyclictest0-21swapper/411:27:024
16080899345344,1cyclictest0-21swapper/411:27:024
16080899345344,1cyclictest0-21swapper/408:37:024
16080899345344,1cyclictest0-21swapper/407:44:024
16080899344343,1cyclictest0-21swapper/411:44:024
16080899344343,1cyclictest0-21swapper/411:19:024
16080899344343,1cyclictest0-21swapper/409:29:024
16080899344343,1cyclictest0-21swapper/409:19:024
16080899344343,1cyclictest0-21swapper/409:12:024
16080899344343,1cyclictest0-21swapper/407:49:034
16080899344342,1cyclictest315047-21kworker/4:211:39:024
16080899344342,1cyclictest0-21swapper/411:58:024
16080899344342,1cyclictest0-21swapper/409:02:024
16080899343342,1cyclictest0-21swapper/412:39:024
16080899342340,1cyclictest170635-21kworker/4:008:22:024
16080899340338,1cyclictest170635-21kworker/4:011:02:024
16080899337336,1cyclictest0-21swapper/411:50:034
16080899337336,1cyclictest0-21swapper/408:05:034
16080899337335,1cyclictest0-21swapper/410:12:024
16080899335333,1cyclictest0-21swapper/408:49:024
16080899334333,1cyclictest0-21swapper/412:10:024
16080899332331,1cyclictest0-21swapper/408:41:024
16080899332330,1cyclictest0-21swapper/410:07:034
16080899330329,1cyclictest0-21swapper/412:19:024
16080899330329,1cyclictest0-21swapper/407:56:024
16080899329328,1cyclictest0-21swapper/409:39:034
16078199297296,1cyclictest0-21swapper/108:03:021
16082199296295,1cyclictest0-21swapper/607:45:026
16080099294292,1cyclictest0-21swapper/308:03:023
16082199292291,1cyclictest0-21swapper/611:25:026
16082199292291,1cyclictest0-21swapper/611:25:026
16082199292291,1cyclictest0-21swapper/609:35:026
16082199291290,1cyclictest263893-21kworker/6:112:11:026
16082199291289,1cyclictest418151-21kworker/6:107:31:036
16082199291289,1cyclictest263893-21kworker/6:111:30:026
16082199291288,2cyclictest0-21swapper/612:05:026
16082199290289,1cyclictest418151-21kworker/6:108:01:026
16082199290289,1cyclictest0-21swapper/608:21:026
16082199290288,1cyclictest263893-21kworker/6:110:43:026
16082199290288,1cyclictest0-21swapper/611:23:026
16082199290288,1cyclictest0-21swapper/611:03:026
16082199289287,2cyclictest263893-21kworker/6:111:54:026
16082199289287,2cyclictest215528-21kworker/6:209:11:026
16082199289287,1cyclictest263893-21kworker/6:110:15:026
16082199289287,1cyclictest0-21swapper/608:53:026
16082199289286,2cyclictest418151-21kworker/6:108:17:026
16082199288287,1cyclictest418151-21kworker/6:108:07:026
16082199288287,1cyclictest0-21swapper/611:45:026
16082199288287,1cyclictest0-21swapper/610:47:026
16082199288287,1cyclictest0-21swapper/607:36:036
16082199288286,1cyclictest418151-21kworker/6:108:25:026
16082199288286,1cyclictest418151-21kworker/6:108:25:026
16082199288286,1cyclictest418151-21kworker/6:107:23:026
16082199288286,1cyclictest263893-21kworker/6:111:14:026
16082199288286,1cyclictest263893-21kworker/6:111:09:026
16082199287286,1cyclictest418151-21kworker/6:107:27:026
16082199287286,1cyclictest263893-21kworker/6:110:51:026
16082199287286,1cyclictest215528-21kworker/6:209:49:026
16082199287286,1cyclictest0-21swapper/611:57:026
16082199287285,1cyclictest263893-21kworker/6:112:31:026
16082199287285,1cyclictest215528-21kworker/6:208:57:026
16082199286285,1cyclictest215528-21kworker/6:209:31:036
16082199286284,1cyclictest215528-21kworker/6:209:07:026
16082199286283,2cyclictest263893-21kworker/6:112:23:026
16082199285283,2cyclictest418151-21kworker/6:108:13:026
16082199285283,1cyclictest418151-21kworker/6:107:58:026
16082199284283,1cyclictest263893-21kworker/6:111:16:026
16082199282280,1cyclictest0-21swapper/611:40:036
16082199280279,1cyclictest0-21swapper/607:40:026
16082199278277,1cyclictest0-21swapper/610:38:026
16082199278277,1cyclictest0-21swapper/609:01:026
16082199278276,2cyclictest418151-21kworker/6:107:10:026
16082199278276,1cyclictest0-21swapper/610:04:036
16082199277276,1cyclictest263893-21kworker/6:110:30:026
16082199277276,1cyclictest263893-21kworker/6:110:10:026
16082199277276,1cyclictest0-21swapper/609:58:036
16082199277276,1cyclictest0-21swapper/609:58:036
16082199277276,1cyclictest0-21swapper/609:42:026
16082199276275,1cyclictest263893-21kworker/6:112:01:026
16082199276275,1cyclictest0-21swapper/612:36:026
16082199276275,1cyclictest0-21swapper/609:17:026
16082199276274,1cyclictest418151-21kworker/6:107:16:026
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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