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2026-06-08 - 13:32
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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 Mon Jun 08, 2026 00:45:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
760399109695616,5343cyclictest30667-21kworker/0:019:16:060
760399104775257,5206cyclictest5278-21kworker/0:223:01:580
76039998025213,4578cyclictest18715-21kworker/0:019:59:030
76039997995086,4702cyclictest2420-21kworker/0:221:43:290
76039997645093,4660cyclictest29933-21kworker/0:120:40:140
76039996725165,4504cyclictest30667-21kworker/0:019:12:390
76039996594802,4797cyclictest18715-21kworker/0:019:47:390
76039992174616,4577cyclictest16216-21kworker/0:122:15:300
76039990534543,4494cyclictest14394-21kworker/0:123:19:280
76039986994352,4332cyclictest22594-21kworker/0:223:41:290
76039986884576,4107cyclictest29933-21kworker/0:120:19:370
76039986314317,4299cyclictest6471-21kworker/0:200:09:250
76039985414296,4234cyclictest2201-21kworker/0:122:53:100
76039984724645,3811cyclictest22066-21kworker/0:222:44:010
76039981844175,3957cyclictest18715-21kworker/0:019:39:040
76039979884275,3661cyclictest14828-21kworker/0:000:33:320
76039979783991,3971cyclictest8006-21kworker/0:221:55:350
76039979314255,3625cyclictest16216-21kworker/0:122:13:330
76039979224370,3528cyclictest29312-21kworker/0:221:29:470
76039976333917,3701cyclictest10797-21kworker/0:022:05:130
76039975243964,3545cyclictest21726-21kworker/0:221:10:350
76039975233940,3524cyclictest16446-21kworker/0:119:31:310
76039975024051,3427cyclictest22594-21kworker/0:223:53:310
76039974583929,3514cyclictest10797-21kworker/0:022:03:150
76039974184118,3285cyclictest22594-21kworker/0:223:35:180
76039973833798,3570cyclictest14394-21kworker/0:123:27:050
76039973593662,3654cyclictest29933-21kworker/0:120:49:040
76039972573607,3599cyclictest29933-21kworker/0:120:38:390
76039972103784,3375cyclictest8006-21kworker/0:221:53:330
76039970623805,3206cyclictest29933-21kworker/0:120:07:550
76039969683565,3352cyclictest5278-21kworker/0:223:08:230
76039969283795,3128cyclictest18715-21kworker/0:019:40:390
76039966013586,2964cyclictest22066-21kworker/0:222:22:460
76039965613500,3050cyclictest14828-21kworker/0:000:35:070
76039965593459,3040cyclictest3679-21kworker/0:123:59:210
76039965133567,2942cyclictest29933-21kworker/0:120:29:510
76039964163535,2870cyclictest30667-21kworker/0:019:25:530
76039963623238,3062cyclictest22594-21kworker/0:223:49:340
76039963133336,2926cyclictest30667-21kworker/0:019:24:170
76039962483306,2891cyclictest14828-21kworker/0:000:22:470
76039962243311,2898cyclictest22594-21kworker/0:223:32:570
76039961763097,3055cyclictest14828-21kworker/0:000:26:400
76039961233202,2878cyclictest22066-21kworker/0:222:32:000
76039960203111,2894cyclictest9320-21kworker/0:100:15:230
76039956662914,2736cyclictest5278-21kworker/0:222:59:360
76039953132839,2431cyclictest14394-21kworker/0:123:24:380
76039950462637,2398cyclictest3679-21kworker/0:100:00:560
76039924952440,42cyclictest5278-21kworker/0:223:10:500
74912780184,204sleep00-21swapper19:09:410
76039949054,252cyclictest24322-21munin-node21:16:500
76039948951,253cyclictest6328-21chrt21:50:040
76039947721,394cyclictest29409-21kworker/u2:000:11:590
76039946099,302cyclictest11-21ksoftirqd/021:21:190
76039944972,191cyclictest13-21rcuc/021:36:490
76039941746,203cyclictest0-21swapper19:51:040
76039940746,302cyclictest0-21swapper20:22:190
76039940537,88cyclictest24532-21ssh22:26:310
76039939237,341cyclictest4894-21runrttasks20:00:330
76039938936,339cyclictest29407-21ssh22:37:140
76039938935,354cyclictest0-21swapper22:47:380
76039938473,88cyclictest29933-21kworker/0:120:32:400
76039938045,77cyclictest30885-21ssh21:30:470
76039935596,246cyclictest11-21ksoftirqd/020:14:310
76039925718,57cyclictest11-21ksoftirqd/021:07:540
76039925526,200cyclictest29933-21kworker/0:121:02:070
76039924024,203cyclictest0-21swapper20:54:250
76039922720,207cyclictest0-21swapper20:56:370
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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