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2026-03-22 - 20:23
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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 Sun Mar 22, 2026 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
699699111425842,5290cyclictest1132-21kworker/0:108:47:400
69969998395081,4747cyclictest8168-21kworker/0:211:00:090
69969998365193,4638cyclictest1132-21kworker/0:108:37:580
69969997075123,4573cyclictest1132-21kworker/0:108:33:050
69969994224969,4438cyclictest14504-21kworker/0:212:25:150
69969993464860,4475cyclictest26233-21kworker/0:107:23:480
69969990294699,4319cyclictest18385-21kworker/0:008:09:580
69969988564717,4135cyclictest18385-21kworker/0:007:44:070
69969987774483,4290cyclictest1132-21kworker/0:109:07:320
69969987674541,4202cyclictest30317-21kworker/0:209:39:100
69969987394436,4292cyclictest1132-21kworker/0:108:28:210
69969987224428,4283cyclictest12554-21kworker/0:109:57:530
69969986854426,4248cyclictest26233-21kworker/0:107:27:530
69969986194489,4119cyclictest1935-21kworker/0:211:48:420
69969986144594,4009cyclictest1935-21kworker/0:211:42:220
69969986134394,4208cyclictest23348-21kworker/0:209:18:290
69969986044587,4006cyclictest1132-21kworker/0:108:23:390
69969985384348,4175cyclictest14504-21kworker/0:212:03:560
69969984724315,4146cyclictest12554-21kworker/0:110:40:050
69969983424222,4068cyclictest18385-21kworker/0:008:04:130
69969982474410,3826cyclictest18385-21kworker/0:007:52:390
69969982194391,3817cyclictest14504-21kworker/0:212:33:090
69969981204294,3767cyclictest21362-21kworker/0:011:19:160
69969979754317,3643cyclictest18385-21kworker/0:008:13:000
69969979214204,3674cyclictest26389-21kworker/0:109:22:520
69969978834293,3567cyclictest12554-21kworker/0:110:33:160
69969976384071,3553cyclictest30317-21kworker/0:209:50:000
69969976373874,3748cyclictest1132-21kworker/0:108:51:070
69969975623956,3583cyclictest12554-21kworker/0:110:47:260
69969975094092,3403cyclictest26233-21kworker/0:107:30:150
69969974113892,3515cyclictest12554-21kworker/0:110:18:130
69969974094070,3315cyclictest30317-21kworker/0:209:32:070
69969974093938,3457cyclictest12554-21kworker/0:110:38:300
69969972663874,3341cyclictest8168-21kworker/0:210:52:300
69969972013865,3320cyclictest26168-21kworker/0:211:23:030
69969971583758,3384cyclictest12554-21kworker/0:110:11:400
69969971273849,3267cyclictest12554-21kworker/0:110:24:360
69969971173629,3437cyclictest1132-21kworker/0:108:41:220
69969970903832,3247cyclictest14504-21kworker/0:212:39:530
69969969063723,3172cyclictest30317-21kworker/0:209:51:350
69969968543686,3153cyclictest26168-21kworker/0:211:28:000
69969968363708,3123cyclictest12554-21kworker/0:110:04:150
69969968283667,3146cyclictest30317-21kworker/0:209:29:420
69969967833676,3096cyclictest18385-21kworker/0:007:57:070
69969966793626,3042cyclictest1132-21kworker/0:109:02:320
69969966353713,2919cyclictest26233-21kworker/0:107:13:160
69969965923516,2988cyclictest8168-21kworker/0:210:58:470
69969965303449,3070cyclictest1132-21kworker/0:108:57:330
69969965163547,2965cyclictest31465-21kworker/0:111:36:010
69969964643522,2900cyclictest12554-21kworker/0:110:08:580
69969963713418,2902cyclictest12554-21kworker/0:110:29:060
69969963223399,2871cyclictest26168-21kworker/0:211:34:260
69969962873304,2941cyclictest1132-21kworker/0:109:11:030
69969962863429,2846cyclictest1132-21kworker/0:108:19:020
69969961673248,2904cyclictest14504-21kworker/0:212:12:010
69969961063386,2661cyclictest8168-21kworker/0:211:12:560
69969960373254,2732cyclictest14504-21kworker/0:212:17:040
69969960083333,2660cyclictest18385-21kworker/0:007:38:140
69969960043248,2705cyclictest14504-21kworker/0:212:09:350
69969959423125,2802cyclictest30317-21kworker/0:209:43:530
69969953392756,2572cyclictest1935-21kworker/0:211:55:000
69969946672519,2136cyclictest26233-21kworker/0:107:16:330
69969945634496,44cyclictest8168-21kworker/0:211:07:430
69969942074123,34cyclictest18385-21kworker/0:007:46:550
69969939433848,44cyclictest11632-21kworker/0:111:59:390
64742748184,177sleep00-21swapper07:06:210
69969922914,215cyclictest0-21swapper12:22:480
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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