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2024-05-28 - 06:06
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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 50 highest latencies:
System rackcslot6.osadl.org (updated Tue May 28, 2024 00:46:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
18808922920,0sleep50-21swapper/521:50:235
1765201998953,34cyclictest0-21swapper/221:03:582
1765209998623,39cyclictest0-21swapper/322:58:583
216099840,39rtkit-daemon0-21swapper/119:05:591
19556782840,0sleep70-21swapper/722:54:107
1765209998418,36cyclictest0-21swapper/322:48:573
176499228442,13sleep30-21swapper/319:09:383
1765227998316,37cyclictest0-21swapper/520:28:585
1765221998216,36cyclictest0-21swapper/422:38:574
1765209998217,39cyclictest0-21swapper/320:38:583
1765201998215,37cyclictest0-21swapper/221:13:582
1765201998215,37cyclictest0-21swapper/221:13:572
1765227998116,39cyclictest0-21swapper/500:13:575
1765227998115,37cyclictest0-21swapper/523:23:575
1765209997917,38cyclictest0-21swapper/323:13:583
1765201997915,33cyclictest0-21swapper/200:33:572
176498727838,13sleep70-21swapper/719:09:357
20194632760,1sleep335-21ksoftirqd/323:46:513
1765227997615,34cyclictest0-21swapper/519:28:575
20083912730,0sleep00-21swapper/023:37:590
20034992720,0sleep656-21ksoftirqd/623:34:306
19359062710,0sleep20-21swapper/222:36:272
18273842710,1sleep3341rcuc/321:00:323
176495327145,13sleep50-21swapper/519:09:085
20035522700,0sleep20-21swapper/223:34:342
1765227997016,35cyclictest0-21swapper/520:03:585
176470227050,18sleep20-21swapper/219:05:362
18830112690,0sleep70-21swapper/721:52:347
1765227996910,28cyclictest0-21swapper/522:13:585
176478926748,13sleep60-21swapper/619:06:536
1765201996615,36cyclictest0-21swapper/220:53:582
176490426648,12sleep40-21swapper/419:08:274
176262826646,13sleep00-21swapper/019:05:090
1765237996012,22cyclictest0-21swapper/620:13:576
176523799597,38cyclictest0-21swapper/619:53:586
18533972550,0sleep70-21swapper/721:27:597
1765194993130,1cyclictest0-21swapper/122:03:571
1765209993015,15cyclictest0-21swapper/319:23:583
1765194993014,15cyclictest0-21swapper/123:28:581
19855162290,2sleep656-21ksoftirqd/623:19:166
1765245992913,15cyclictest0-21swapper/721:38:587
1765245992913,15cyclictest0-21swapper/719:13:587
1765194992913,15cyclictest0-21swapper/122:43:581
1765194992913,15cyclictest0-21swapper/122:43:571
1765245992812,15cyclictest0-21swapper/723:48:587
1765201992812,15cyclictest0-21swapper/200:18:582
1765194992812,15cyclictest0-21swapper/120:48:581
1765209992711,15cyclictest0-21swapper/320:08:583
1765209992711,15cyclictest0-21swapper/319:33:583
1765209992710,16cyclictest0-21swapper/323:43:573
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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