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2025-11-15 - 20:56
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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 Sat Nov 15, 2025 12:43:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
596199118136105,5649cyclictest27021-21kworker/0:110:12:300
596199112695872,5387cyclictest19384-21kworker/0:208:41:500
596199109605632,5314cyclictest27021-21kworker/0:109:43:500
596199105725428,5133cyclictest26615-21kworker/0:011:36:470
59619999835327,4645cyclictest19384-21kworker/0:208:02:020
59619998615283,4575cyclictest25926-21kworker/0:007:19:350
59619997565121,4630cyclictest26615-21kworker/0:012:21:250
59619997425111,4627cyclictest19384-21kworker/0:208:58:160
59619997355104,4620cyclictest19384-21kworker/0:207:46:120
59619997145094,4609cyclictest30930-21kworker/0:110:54:580
59619996385058,4569cyclictest19384-21kworker/0:208:25:500
59619995665019,4536cyclictest26615-21kworker/0:012:05:010
59619993934744,4638cyclictest27021-21kworker/0:109:30:160
59619992954799,4485cyclictest25926-21kworker/0:007:34:340
59619992514759,4481cyclictest27021-21kworker/0:109:26:290
59619992224663,4555cyclictest27021-21kworker/0:109:53:310
59619990884695,4382cyclictest19384-21kworker/0:207:53:540
59619990844803,4278cyclictest25926-21kworker/0:007:13:560
59619989994651,4337cyclictest26615-21kworker/0:011:28:390
59619989274516,4400cyclictest19384-21kworker/0:209:22:420
59619988774588,4278cyclictest19384-21kworker/0:208:09:530
59619988654489,4372cyclictest30930-21kworker/0:111:07:010
59619988494575,4264cyclictest19384-21kworker/0:209:18:460
59619987374416,4317cyclictest27923-21kworker/0:010:22:260
59619987294409,4309cyclictest26615-21kworker/0:012:00:480
59619987084404,4293cyclictest27021-21kworker/0:110:18:140
59619986984397,4290cyclictest30930-21kworker/0:110:42:460
59619986854388,4285cyclictest26615-21kworker/0:011:48:480
59619986304466,4153cyclictest19384-21kworker/0:208:13:530
59619985794541,4027cyclictest19384-21kworker/0:208:37:490
59619985754539,4025cyclictest19384-21kworker/0:208:21:590
59619984424271,4159cyclictest26615-21kworker/0:011:44:440
59619983664383,3940cyclictest6204-21kworker/0:212:37:070
59619983184189,4118cyclictest30930-21kworker/0:111:14:580
59619982194303,3902cyclictest26615-21kworker/0:012:19:550
59619981164159,3942cyclictest19384-21kworker/0:208:16:050
59619980454457,3572cyclictest26615-21kworker/0:011:24:220
59619980243985,4025cyclictest30930-21kworker/0:111:17:190
59619978264064,3751cyclictest19384-21kworker/0:208:53:530
59619975804140,3429cyclictest19384-21kworker/0:208:33:430
59619975043756,3698cyclictest26615-21kworker/0:011:51:180
59619973813710,3619cyclictest25926-21kworker/0:007:36:350
59619973383775,3549cyclictest26615-21kworker/0:012:28:040
59619973263884,3428cyclictest30930-21kworker/0:110:29:000
59619972763643,3619cyclictest27021-21kworker/0:110:00:150
59619972663755,3496cyclictest27021-21kworker/0:109:39:420
59619972463633,3598cyclictest25926-21kworker/0:007:28:530
59619972243816,3357cyclictest30930-21kworker/0:110:33:070
59619972003700,3449cyclictest30930-21kworker/0:110:37:060
59619971533829,3313cyclictest26615-21kworker/0:012:13:190
59619971273571,3505cyclictest19384-21kworker/0:209:04:230
59619970893840,3233cyclictest27021-21kworker/0:109:55:460
59619969813491,3439cyclictest26615-21kworker/0:011:55:130
59619968993560,3288cyclictest30930-21kworker/0:110:45:100
59619968893694,3184cyclictest19384-21kworker/0:209:06:160
59619967453618,3116cyclictest27021-21kworker/0:109:45:280
59619966603586,3070cyclictest30930-21kworker/0:111:02:530
59619966383515,3072cyclictest19384-21kworker/0:208:47:560
59619965783595,2932cyclictest19384-21kworker/0:207:44:160
59619965513531,3009cyclictest27021-21kworker/0:110:06:010
59619964433573,2859cyclictest19384-21kworker/0:207:58:070
59619964173317,3048cyclictest26615-21kworker/0:011:31:170
59619963403258,2996cyclictest25926-21kworker/0:007:21:150
59619962073248,2943cyclictest30930-21kworker/0:110:59:030
59619961383267,2811cyclictest19384-21kworker/0:209:12:440
59619957462993,2738cyclictest26615-21kworker/0:012:32:360
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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