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2026-05-05 - 04:03
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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 Tue May 05, 2026 00:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2193499101345309,4810cyclictest8046-21kworker/0:219:30:020
219349999715240,4720cyclictest26909-21kworker/0:221:02:020
219349999375222,4704cyclictest17476-21kworker/0:121:50:510
219349997315119,4608cyclictest28746-21kworker/0:022:10:480
219349996255076,4538cyclictest8046-21kworker/0:219:35:330
219349994985019,4475cyclictest2616-21kworker/0:120:15:070
219349992864818,4457cyclictest2616-21kworker/0:120:10:450
219349991444639,4494cyclictest11457-21kworker/0:021:27:450
219349991304744,4375cyclictest2616-21kworker/0:119:48:070
219349990484598,4439cyclictest28746-21kworker/0:022:17:200
219349990094579,4419cyclictest2616-21kworker/0:120:01:200
219349989264805,4069cyclictest2616-21kworker/0:120:31:550
219349988624609,4242cyclictest2616-21kworker/0:119:43:520
219349988464652,4170cyclictest23811-21kworker/0:123:24:580
219349987774567,4199cyclictest2616-21kworker/0:120:38:120
219349987474655,4081cyclictest26909-21kworker/0:220:47:530
219349986584592,4055cyclictest8046-21kworker/0:219:19:370
219349986064477,4114cyclictest17476-21kworker/0:121:58:000
219349985544362,4188cyclictest11457-21kworker/0:021:33:290
219349984224229,4133cyclictest26909-21kworker/0:220:51:100
219349983904221,4127cyclictest26909-21kworker/0:221:05:100
219349983804509,3856cyclictest28746-21kworker/0:022:34:490
219349982674151,4057cyclictest2616-21kworker/0:119:59:540
219349981004405,3681cyclictest30255-21kworker/0:000:24:340
219349980244230,3734cyclictest23811-21kworker/0:123:56:170
219349977794141,3623cyclictest5158-21kworker/0:121:20:440
219349977634106,3605cyclictest30255-21kworker/0:000:12:040
219349977324217,3463cyclictest28746-21kworker/0:022:48:160
219349977254105,3605cyclictest23811-21kworker/0:123:32:330
219349976484151,3482cyclictest28746-21kworker/0:022:28:400
219349976224034,3528cyclictest28746-21kworker/0:022:02:520
219349973724017,3341cyclictest28746-21kworker/0:022:22:170
219349973113938,3362cyclictest26909-21kworker/0:221:11:070
219349972834010,3262cyclictest23811-21kworker/0:123:50:240
219349972713966,3263cyclictest30255-21kworker/0:000:35:150
219349972193853,3351cyclictest23811-21kworker/0:123:17:400
219349970763817,3248cyclictest2616-21kworker/0:120:28:450
219349968463701,3134cyclictest23811-21kworker/0:123:12:240
219349968243734,3038cyclictest26909-21kworker/0:220:55:520
219349967153527,3177cyclictest23811-21kworker/0:122:57:290
219349967063635,3060cyclictest17476-21kworker/0:121:39:120
219349966363521,3019cyclictest30255-21kworker/0:000:31:390
219349965893463,3111cyclictest23811-21kworker/0:123:27:140
219349965663334,3209cyclictest23811-21kworker/0:123:05:210
219349965093320,3174cyclictest23811-21kworker/0:100:06:000
219349964553496,2948cyclictest17476-21kworker/0:121:45:080
219349963513533,2775cyclictest2616-21kworker/0:120:22:390
219349963273389,2895cyclictest28746-21kworker/0:022:09:130
219349962733419,2851cyclictest8046-21kworker/0:219:31:320
219349962563297,2944cyclictest8046-21kworker/0:219:14:230
219349962353389,2842cyclictest5158-21kworker/0:121:16:310
219349962173358,2844cyclictest28746-21kworker/0:022:41:400
219349962113431,2738cyclictest23811-21kworker/0:123:41:350
219349958863212,2670cyclictest2616-21kworker/0:120:06:120
219349958613280,2566cyclictest23811-21kworker/0:123:48:500
219349958053146,2607cyclictest23811-21kworker/0:123:02:580
219349952425175,44cyclictest23811-21kworker/0:123:35:110
219349950132580,2428cyclictest28746-21kworker/0:022:36:250
219349949952672,2312cyclictest2616-21kworker/0:119:52:380
219349947012427,2263cyclictest8046-21kworker/0:219:23:250
219349944812524,1953cyclictest2616-21kworker/0:120:43:050
219349942914178,99cyclictest17476-21kworker/0:121:43:340
219349942074123,42cyclictest23811-21kworker/0:100:03:210
216922748185,203sleep00-21swapper19:09:060
219349948833,440cyclictest2681-21diskmemload22:52:470
219349947633,373cyclictest6331-21ssh00:25:220
219349939221,302cyclictest30255-21kworker/0:000:18:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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