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2026-06-19 - 19:55
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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 rack6slot0.osadl.org (updated Fri Jun 19, 2026 13:02:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3000499210205,4cyclictest0-21swapper/2712:31:3620
3000499210205,4cyclictest0-21swapper/2712:31:3620
3000499202195,3cyclictest3544-21CPU20
3000499202195,3cyclictest3544-21CPU20
3000499199193,4cyclictest0-21swapper/2712:12:4320
3000499199193,4cyclictest0-21swapper/2712:12:4320
3000499199193,4cyclictest0-21swapper/2712:06:0620
3000499199193,4cyclictest0-21swapper/2712:06:0620
3000499197190,5cyclictest0-21swapper/2712:18:5520
3000499197190,5cyclictest0-21swapper/2712:18:5520
3000799196164,17cyclictest3541-21CPU24
3000799196164,17cyclictest3541-21CPU24
3000799196164,17cyclictest3541-21CPU24
3000499196175,18cyclictest0-21swapper/2712:35:2920
3000499196175,18cyclictest0-21swapper/2712:35:2920
3000799194189,4cyclictest0-21swapper/3012:01:5624
3000799194189,4cyclictest0-21swapper/3012:01:5624
3000799194189,4cyclictest0-21swapper/3012:01:5624
3000799194187,5cyclictest0-21swapper/3007:20:0124
3000799194187,5cyclictest0-21swapper/3007:20:0124
3000499193188,4cyclictest0-21swapper/2712:04:5620
3000499193188,4cyclictest0-21swapper/2712:04:5620
3000499193188,4cyclictest0-21swapper/2712:04:5620
3001599190184,4cyclictest0-21swapper/3711:42:5531
3001599190184,4cyclictest0-21swapper/3711:42:5531
3001599190180,7cyclictest15936-21date08:55:0431
3001599190180,7cyclictest15936-21date08:55:0431
3000799188171,11cyclictest0-21swapper/3008:26:5824
3000799188171,11cyclictest0-21swapper/3008:26:5824
2998199188130,55cyclictest0-21swapper/809:33:4038
2998199188130,55cyclictest0-21swapper/809:33:4038
2998199188130,55cyclictest0-21swapper/809:33:4038
3000499187180,5cyclictest0-21swapper/2712:28:5020
3000499187180,5cyclictest0-21swapper/2712:28:5020
3001599186180,4cyclictest0-21swapper/3711:52:3531
3001599186180,4cyclictest0-21swapper/3711:52:3531
3001599186180,4cyclictest0-21swapper/3711:52:3531
3001599184175,7cyclictest0-21swapper/3710:20:0131
3001599184175,7cyclictest0-21swapper/3710:20:0131
2997899184166,5cyclictest0-21swapper/512:19:3935
2997899184166,5cyclictest0-21swapper/512:19:3935
2998199181142,25cyclictest0-21swapper/809:58:2938
2998199181142,25cyclictest0-21swapper/809:58:2938
2997999181169,10cyclictest0-21swapper/609:43:5136
2997999181169,10cyclictest0-21swapper/609:43:5136
2997999181169,10cyclictest0-21swapper/609:43:5136
2997999181168,7cyclictest0-21swapper/610:39:3336
2997999181168,7cyclictest0-21swapper/610:39:3336
3001599180173,3cyclictest0-21swapper/3708:55:1931
3001599180173,3cyclictest0-21swapper/3708:55:1931
3001299180169,6cyclictest0-21swapper/3408:40:1728
3001299180169,6cyclictest0-21swapper/3408:40:1728
3000799180139,8cyclictest0-21swapper/3011:17:0824
3000799180139,8cyclictest0-21swapper/3011:17:0824
3000799180139,8cyclictest0-21swapper/3011:17:0824
299819918071,102cyclictest0-21swapper/810:43:5938
299819918071,102cyclictest0-21swapper/810:43:5938
3001699179167,6cyclictest0-21swapper/3811:43:4932
3001699179167,6cyclictest0-21swapper/3811:43:4932
3001599179171,6cyclictest0-21swapper/3710:14:3031
3001599179171,6cyclictest0-21swapper/3710:14:3031
3001599179171,6cyclictest0-21swapper/3710:14:3031
3001599179167,5cyclictest0-21swapper/3711:59:0931
3001599179167,5cyclictest0-21swapper/3711:59:0931
3001599179167,5cyclictest0-21swapper/3711:59:0931
3001299179165,12cyclictest0-21swapper/3412:10:2728
3001299179165,12cyclictest0-21swapper/3412:10:2728
3001699177166,9cyclictest0-21swapper/3811:34:2432
3001699177166,9cyclictest0-21swapper/3811:34:2432
3000799177157,17cyclictest14025-21dump-pmu-power08:25:0024
3000799177157,17cyclictest14025-21dump-pmu-power08:25:0024
299949917780,87cyclictest0-21swapper/1910:05:1611
299949917780,87cyclictest0-21swapper/1910:05:1611
3001699176169,2cyclictest0-21swapper/3811:20:1932
3001699176169,2cyclictest0-21swapper/3811:20:1932
3001699176152,9cyclictest0-21swapper/3810:54:5432
3001699176152,9cyclictest0-21swapper/3810:54:5432
3001699176152,9cyclictest0-21swapper/3810:54:5432
3001599176165,7cyclictest0-21swapper/3707:35:2031
3001599176165,7cyclictest0-21swapper/3707:35:2031
3000799176171,4cyclictest0-21swapper/3007:50:3124
3000799176171,4cyclictest0-21swapper/3007:50:3124
3000799176168,4cyclictest3542-21CPU24
3000799176168,4cyclictest3542-21CPU24
3001599175166,7cyclictest0-21swapper/3711:00:4931
3001599175166,7cyclictest0-21swapper/3711:00:4931
3001299175144,23cyclictest0-21swapper/3410:02:1128
3001299175144,23cyclictest0-21swapper/3410:02:1128
300079917598,57cyclictest4408-21CPU24
300079917598,57cyclictest4408-21CPU24
2997999175158,11cyclictest0-21swapper/611:15:0436
2997999175158,11cyclictest0-21swapper/611:15:0436
3001599174161,10cyclictest0-21swapper/3711:45:1431
3001599174161,10cyclictest0-21swapper/3711:45:1431
3001599174161,10cyclictest0-21swapper/3711:45:1431
3000799174169,4cyclictest0-21swapper/3008:01:5124
3000799174169,4cyclictest0-21swapper/3008:01:5124
2999999174163,3cyclictest0-21swapper/2209:49:5615
2999999174163,3cyclictest0-21swapper/2209:49:5615
300119917383,72cyclictest0-21swapper/3312:20:2327
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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