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2026-06-12 - 06:34
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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 Fri Jun 12, 2026 00:45:14)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
542499108945461,5418cyclictest13541-21kworker/0:223:19:260
54249999195277,4630cyclictest21609-21kworker/0:019:16:150
54249998235231,4581cyclictest16177-21kworker/0:120:10:490
54249995105076,4423cyclictest16177-21kworker/0:119:42:320
54249993574673,4669cyclictest24250-21kworker/0:123:41:510
54249987494706,4032cyclictest378-21kworker/0:220:31:220
54249986464462,4180cyclictest378-21kworker/0:220:38:310
54249986184320,4284cyclictest378-21kworker/0:220:46:220
54249985454268,4234cyclictest378-21kworker/0:220:43:490
54249984994227,4220cyclictest16177-21kworker/0:119:57:160
54249984564364,4087cyclictest21609-21kworker/0:019:32:260
54249982834117,4151cyclictest21609-21kworker/0:019:26:210
54249982764439,3813cyclictest10524-21kworker/0:022:06:370
54249982284399,3778cyclictest12016-21kworker/0:121:15:100
54249982214132,4038cyclictest16177-21kworker/0:120:16:190
54249981484061,4064cyclictest21609-21kworker/0:019:14:190
54249981064327,3747cyclictest3274-21kworker/0:122:55:380
54249980534131,3907cyclictest32297-21kworker/0:121:45:160
54249978174009,3793cyclictest16177-21kworker/0:119:35:590
54249977154163,3528cyclictest8674-21kworker/0:223:07:570
54249976124007,3582cyclictest5201-21kworker/0:221:55:240
54249975623895,3644cyclictest12016-21kworker/0:121:26:360
54249974904057,3410cyclictest18512-21kworker/0:023:30:280
54249974773846,3608cyclictest2336-21kworker/0:200:17:370
54249973543990,3349cyclictest22080-21kworker/0:122:43:390
54249973124040,3221cyclictest378-21kworker/0:220:29:470
54249972503617,3582cyclictest378-21kworker/0:220:23:050
54249972053813,3377cyclictest22080-21kworker/0:122:28:050
54249971363876,3217cyclictest16177-21kworker/0:120:09:150
54249970373517,3505cyclictest12016-21kworker/0:120:52:120
54249969543679,3260cyclictest15764-21kworker/0:100:28:340
54249967153674,3029cyclictest12016-21kworker/0:121:08:270
54249966993547,3136cyclictest24250-21kworker/0:123:51:320
54249966573514,3092cyclictest21609-21kworker/0:019:22:030
54249965013417,3045cyclictest10524-21kworker/0:022:03:110
54249964573404,2976cyclictest5201-21kworker/0:221:52:270
54249964473555,2881cyclictest16177-21kworker/0:120:04:500
54249964453509,2886cyclictest10524-21kworker/0:022:16:470
54249963393408,2926cyclictest16177-21kworker/0:119:53:100
54249962743422,2809cyclictest32297-21kworker/0:121:43:140
54249962523331,2906cyclictest3274-21kworker/0:122:53:020
54249962143396,2775cyclictest16177-21kworker/0:119:46:220
54249961663472,2642cyclictest12016-21kworker/0:120:59:230
54249961223286,2825cyclictest15764-21kworker/0:100:30:080
54249961173341,2725cyclictest18512-21kworker/0:023:28:290
54249960273202,2772cyclictest24250-21kworker/0:123:39:530
54249959743366,2549cyclictest12016-21kworker/0:121:24:260
54249957743086,2673cyclictest20832-21kworker/0:100:39:090
54249956703226,2392cyclictest2336-21kworker/0:200:03:310
54249954632720,2728cyclictest29282-21kworker/0:221:35:440
54249951752770,2390cyclictest29282-21kworker/0:221:33:470
54249948652451,2399cyclictest2336-21kworker/0:200:05:320
54249947502499,2240cyclictest12016-21kworker/0:121:00:580
54249934562037,1404cyclictest22080-21kworker/0:122:31:120
48862835184,203sleep00-21swapper19:06:150
54249951854,278cyclictest2677-21seq00:00:070
54249951431,420cyclictest32297-21ssh22:45:200
54249951054,396cyclictest18401-21diskmemload00:15:000
54249950755,439cyclictest13921-21ssh00:24:110
54249950754,439cyclictest16962-21ssh22:12:070
54249950653,439cyclictest7773-21ssh23:01:030
54249950553,439cyclictest28884-21ssh22:37:150
54249948155,365cyclictest18401-21diskmemload23:46:110
54249947755,361cyclictest18401-21diskmemload22:23:470
54249947055,345cyclictest18401-21diskmemload23:22:390
54249946828,425cyclictest18401-21diskmemload21:13:390
54249942228,378cyclictest12485-21rm23:11:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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