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2024-11-22 - 11:44
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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
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rackeslot3.osadl.org (updated Fri Nov 22, 2024 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3049695997445,28cyclictest3107379-21kworker/1:122:20:141
3049695997443,29cyclictest3107379-21kworker/1:123:20:151
3049695997440,32cyclictest3064689-21kworker/1:120:25:131
3049695997342,29cyclictest3138503-21kworker/1:023:50:001
3049695997338,32cyclictest3064689-21kworker/1:120:50:151
3049695997337,35cyclictest3107379-21kworker/1:123:15:151
3049695997333,37cyclictest293642-1kworker/1:2H00:10:211
3049695997241,29cyclictest293642-1kworker/1:2H22:30:171
3049695997240,30cyclictest293642-1kworker/1:2H21:50:011
3049695997236,34cyclictest293642-1kworker/1:2H20:55:111
3049695997142,28cyclictest3064689-21kworker/1:120:20:001
3049695996836,30cyclictest293642-1kworker/1:2H19:40:001
3049695996634,31cyclictest3064689-21kworker/1:121:00:141
3049695996537,27cyclictest3138503-21kworker/1:023:40:141
3049695996536,28cyclictest3064689-21kworker/1:120:45:131
3049695996532,31cyclictest3090132-21kworker/1:221:10:151
3049695996434,28cyclictest293642-1kworker/1:2H22:00:131
3049695996433,29cyclictest293642-1kworker/1:2H23:35:001
304969599640,1cyclictest0-21swapper/122:57:111
304969599630,1cyclictest0-21swapper/121:16:031
3049695996258,3cyclictest0-21swapper/119:30:011
3049695996235,25cyclictest3138503-21kworker/1:000:00:121
3049695996159,1cyclictest0-21swapper/121:42:581
3049695996158,2cyclictest0-21swapper/100:30:111
3049695996136,24cyclictest293642-1kworker/1:2H19:40:171
3049695996136,24cyclictest293642-1kworker/1:2H19:40:171
3049695996053,5cyclictest0-21swapper/122:05:151
3049695996042,16cyclictest293642-1kworker/1:2H21:50:171
3049695996037,22cyclictest3064689-21kworker/1:120:35:131
3049695996032,27cyclictest3064689-21kworker/1:120:00:171
3049695996032,26cyclictest3150077-21kworker/1:200:20:141
3049695995956,2cyclictest0-21swapper/120:23:361
3049695995944,14cyclictest3138503-21kworker/1:000:15:061
3049695995944,14cyclictest3107379-21kworker/1:122:50:011
3049695995943,15cyclictest3132593-21kworker/1:223:35:031
3049695995943,15cyclictest3053406-21kworker/1:019:50:141
3049695995943,15cyclictest3053406-21kworker/1:019:45:061
3049695995942,16cyclictest3096072-21kworker/1:121:35:141
3049695995843,14cyclictest3138503-21kworker/1:023:50:111
3049695995843,14cyclictest3107379-21kworker/1:123:12:061
3049695995843,14cyclictest3102557-21kworker/1:021:55:381
3049695995842,15cyclictest3107379-21kworker/1:123:05:141
3049695995841,15cyclictest3150077-21kworker/1:200:25:141
3049695995840,16cyclictest3053406-21kworker/1:019:20:141
3049695995839,18cyclictest3096072-21kworker/1:121:34:061
3049695995838,19cyclictest293642-1kworker/1:2H23:55:061
3049695995742,14cyclictest3107379-21kworker/1:122:16:361
3049695995742,14cyclictest3053406-21kworker/1:019:25:361
3049695995741,15cyclictest3107379-21kworker/1:122:40:011
3049695995740,15cyclictest293642-1kworker/1:2H20:40:141
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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