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2024-07-27 - 03:40
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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 rack0slot4.osadl.org (updated Sat Jul 27, 2024 00:46:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
26047492402395,4sleep110-21swapper/1119:05:333
260650599372367,2cyclictest2638931-21kworker/u32:1+i915-dp20:11:420
26013672354309,35sleep140-21swapper/1419:05:056
26057402346338,5sleep130-21swapper/1319:08:495
26048132346332,9sleep60-21swapper/619:05:4512
26047582342318,15sleep120-21swapper/1219:05:354
26058582339315,14sleep30-21swapper/319:09:129
26047892339316,14sleep10-21swapper/119:05:401
26050512338315,14sleep50-21swapper/519:06:3211
26053442337313,15sleep150-21swapper/1519:07:307
26053132337315,14sleep90-21swapper/919:07:2515
26049592337313,15sleep40-21swapper/419:06:1510
26060402336312,15sleep70-21swapper/719:09:4713
26058112334311,14sleep100-21swapper/1019:09:012
26051252334312,14sleep20-21swapper/219:06:458
26051082334310,15sleep00-21swapper/019:06:440
26051542333309,15sleep80-21swapper/819:06:5214
260654399316315,1cyclictest0-21swapper/1123:42:033
2606528993110,11cyclictest0-21swapper/720:11:4313
260651599310310,0cyclictest66550irq/155-i91523:42:039
260655599289288,1cyclictest1518762-21Xorg20:11:437
260651599289288,1cyclictest66550irq/155-i91520:11:439
260651399289289,0cyclictest0-21swapper/223:42:048
260654399286284,1cyclictest0-21swapper/1120:11:433
260654399285284,1cyclictest0-21swapper/1121:09:213
260653399282281,1cyclictest0-21swapper/820:11:4314
260655399281280,0cyclictest1518762-21Xorg21:09:206
260652899280280,0cyclictest0-21swapper/723:42:0413
260651599280279,1cyclictest66550irq/155-i91521:09:219
260651899279277,1cyclictest2895846-21kworker/u32:6+i915-dp23:42:0310
260653599277277,0cyclictest0-21swapper/921:09:2115
260650599275274,1cyclictest0-21swapper/023:42:020
260650899272271,1cyclictest1518762-21Xorg20:11:431
260652599262260,2cyclictest1518762-21Xorg21:09:2112
260655599259258,1cyclictest0-21swapper/1521:09:217
260650899258257,1cyclictest1518762-21Xorg23:42:041
260652299254252,2cyclictest1518762-21Xorg21:09:2011
260653899253251,2cyclictest1518762-21Xorg23:42:042
260650899252251,1cyclictest1518762-21Xorg21:09:201
260653599251251,0cyclictest0-21swapper/920:11:4315
260651899248246,2cyclictest0-21swapper/421:09:2110
260653399244244,0cyclictest0-21swapper/823:42:0314
260653599238237,1cyclictest0-21swapper/923:42:0415
260652899235233,2cyclictest2735294-21kworker/u32:3+i915-dp21:09:2113
260654599230229,0cyclictest0-21swapper/1223:42:034
260650599223221,2cyclictest1518762-21Xorg21:09:200
260652299217215,2cyclictest1519121-21gnome-shell23:41:5911
260653899204202,2cyclictest1518762-21Xorg21:09:212
260654899203201,2cyclictest0-21swapper/1321:09:215
260654599200198,2cyclictest1518762-21Xorg21:09:214
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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