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2026-03-26 - 21:19
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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 highest latencies:
System rack6slot5.osadl.org (updated Thu Mar 26, 2026 12:43:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2662799115176045,5462cyclictest2038-21kworker/0:008:00:490
266279998805109,4760cyclictest6945-21kworker/0:112:17:010
266279998365208,4623cyclictest2038-21kworker/0:008:17:570
266279997725053,4668cyclictest2038-21kworker/0:009:36:350
266279996094993,4606cyclictest28293-21kworker/0:210:20:440
266279995174863,4643cyclictest2038-21kworker/0:007:56:390
266279993405035,4245cyclictest2038-21kworker/0:008:46:580
266279992794745,4523cyclictest2038-21kworker/0:009:12:100
266279992354621,4610cyclictest13142-21kworker/0:010:26:330
266279991834677,4496cyclictest7009-21kworker/0:111:26:150
266279991664685,4470cyclictest21319-21kworker/0:210:59:380
266279991604681,4468cyclictest26390-21kworker/0:212:05:160
266279991394672,4456cyclictest2038-21kworker/0:007:31:270
266279991214662,4448cyclictest7009-21kworker/0:111:42:400
266279991024755,4342cyclictest2038-21kworker/0:007:52:260
266279990944653,4436cyclictest2038-21kworker/0:009:22:460
266279990664634,4421cyclictest2038-21kworker/0:009:48:290
266279990124608,4393cyclictest26390-21kworker/0:211:59:300
266279989774593,4380cyclictest2038-21kworker/0:008:35:100
266279989724588,4373cyclictest28293-21kworker/0:209:58:450
266279989494559,4379cyclictest21319-21kworker/0:210:48:540
266279988804741,4128cyclictest2038-21kworker/0:008:05:020
266279988574529,4317cyclictest4299-21kworker/0:107:20:030
266279988304520,4305cyclictest2038-21kworker/0:007:43:440
266279987924497,4285cyclictest28293-21kworker/0:210:09:310
266279987884494,4283cyclictest2038-21kworker/0:008:43:570
266279987614484,4266cyclictest7009-21kworker/0:111:48:320
266279987394470,4258cyclictest9579-21kworker/0:012:28:060
266279987014570,4128cyclictest4299-21kworker/0:107:13:190
266279986674436,4220cyclictest2038-21kworker/0:008:52:580
266279986124281,4289cyclictest4299-21kworker/0:107:18:040
266279986014601,3989cyclictest2038-21kworker/0:008:13:330
266279984624433,4019cyclictest28293-21kworker/0:210:15:060
266279981444240,3852cyclictest2038-21kworker/0:009:41:380
266279981324039,4078cyclictest7009-21kworker/0:111:30:230
266279981324023,4057cyclictest6945-21kworker/0:112:21:040
266279981204324,3782cyclictest21319-21kworker/0:211:03:320
266279980744194,3829cyclictest2038-21kworker/0:008:56:140
266279980303963,3979cyclictest2038-21kworker/0:008:29:270
266279978803990,3838cyclictest2038-21kworker/0:007:37:460
266279978004157,3591cyclictest28293-21kworker/0:209:52:240
266279977284149,3565cyclictest7009-21kworker/0:111:19:520
266279976693992,3626cyclictest21319-21kworker/0:210:42:020
266279975833740,3783cyclictest2038-21kworker/0:007:29:450
266279975153930,3534cyclictest28293-21kworker/0:210:13:300
266279974553834,3578cyclictest21319-21kworker/0:210:53:030
266279973843832,3492cyclictest7009-21kworker/0:111:35:370
266279969283608,3269cyclictest2038-21kworker/0:009:06:040
266279968663685,3130cyclictest2038-21kworker/0:007:46:240
266279967483581,3162cyclictest2038-21kworker/0:009:27:580
266279966913417,3222cyclictest2038-21kworker/0:009:15:450
266279966843512,3121cyclictest21319-21kworker/0:211:08:380
266279966763639,3025cyclictest7009-21kworker/0:111:21:130
266279966233479,3093cyclictest9579-21kworker/0:012:37:350
266279966213380,3189cyclictest9579-21kworker/0:012:32:130
266279964683385,2991cyclictest2038-21kworker/0:008:33:410
266279964063404,2992cyclictest21319-21kworker/0:211:10:130
266279964013363,3000cyclictest26390-21kworker/0:211:52:350
266279963463216,3116cyclictest13142-21kworker/0:010:36:260
266279963153320,2935cyclictest28293-21kworker/0:210:02:200
266279963073396,2852cyclictest2038-21kworker/0:009:01:260
266279962263272,2939cyclictest13142-21kworker/0:010:30:440
266279961653253,2861cyclictest2038-21kworker/0:009:31:270
266279959213264,2646cyclictest26390-21kworker/0:212:11:200
266279953603066,2280cyclictest26390-21kworker/0:212:03:400
266279951232713,2358cyclictest2038-21kworker/0:008:20:560
263702779184,202sleep00-21swapper07:08:290
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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