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2026-05-15 - 15:24
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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 May 15, 2026 12:44:07)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
406799104305488,4928cyclictest11907-21kworker/0:008:15:590
406799100065314,4681cyclictest11907-21kworker/0:007:44:260
40679999025132,4719cyclictest32608-21kworker/0:110:24:250
40679997815085,4685cyclictest24656-21kworker/0:211:27:500
40679997285176,4541cyclictest11907-21kworker/0:007:37:090
40679997125071,4637cyclictest31243-21kworker/0:011:39:330
40679992984768,4519cyclictest32608-21kworker/0:109:44:440
40679992614649,4600cyclictest11907-21kworker/0:009:33:060
40679991164690,4422cyclictest4855-21kworker/0:111:48:170
40679990444646,4386cyclictest32608-21kworker/0:110:38:160
40679989564705,4239cyclictest11907-21kworker/0:008:29:120
40679989354595,4329cyclictest11907-21kworker/0:008:10:180
40679988984685,4210cyclictest4779-21kworker/0:107:13:280
40679988304540,4280cyclictest11907-21kworker/0:009:29:260
40679988004535,4260cyclictest20586-21kworker/0:212:26:490
40679987134374,4328cyclictest20586-21kworker/0:212:22:280
40679986044425,4175cyclictest32608-21kworker/0:110:50:470
40679985734417,4145cyclictest32608-21kworker/0:111:19:230
40679985704277,4269cyclictest11907-21kworker/0:008:50:090
40679985134483,4019cyclictest7640-21kworker/0:011:52:380
40679984864411,4036cyclictest11907-21kworker/0:008:31:090
40679984164335,4070cyclictest11907-21kworker/0:007:59:020
40679983784167,4151cyclictest4779-21kworker/0:107:17:260
40679983694274,4043cyclictest11907-21kworker/0:009:08:510
40679982484097,4090cyclictest11907-21kworker/0:008:23:310
40679980164185,3816cyclictest7640-21kworker/0:012:03:360
40679979344089,3840cyclictest32608-21kworker/0:111:03:220
40679979164156,3745cyclictest32608-21kworker/0:111:09:510
40679978434317,3512cyclictest11907-21kworker/0:009:01:080
40679978074100,3692cyclictest11907-21kworker/0:009:20:290
40679976894073,3605cyclictest4779-21kworker/0:107:27:100
40679976883825,3811cyclictest11907-21kworker/0:008:38:420
40679975974083,3463cyclictest11907-21kworker/0:008:57:380
40679975724060,3496cyclictest32608-21kworker/0:110:41:060
40679975513753,3747cyclictest11907-21kworker/0:007:31:300
40679973903690,3685cyclictest32608-21kworker/0:110:16:270
40679973753970,3362cyclictest32608-21kworker/0:110:49:220
40679973543817,3494cyclictest32608-21kworker/0:109:38:520
40679972803832,3432cyclictest11907-21kworker/0:007:50:000
40679972313813,3402cyclictest32608-21kworker/0:110:03:590
40679972233814,3393cyclictest7640-21kworker/0:012:12:030
40679971783791,3373cyclictest11907-21kworker/0:008:42:280
40679971453800,3334cyclictest32608-21kworker/0:110:13:480
40679970843727,3306cyclictest24656-21kworker/0:211:30:130
40679970643754,3306cyclictest32608-21kworker/0:109:57:080
40679970603526,3519cyclictest20586-21kworker/0:212:16:280
40679970303746,3279cyclictest27701-21kworker/0:112:31:280
40679970073482,3510cyclictest11907-21kworker/0:008:08:260
40679969273642,3271cyclictest32608-21kworker/0:110:28:330
40679968883643,3230cyclictest32608-21kworker/0:110:32:320
40679968043477,3312cyclictest11907-21kworker/0:008:00:540
40679967883616,3162cyclictest31243-21kworker/0:011:43:480
40679967833614,3158cyclictest11907-21kworker/0:009:10:320
40679967763510,3261cyclictest24656-21kworker/0:211:23:380
40679966803519,3146cyclictest32608-21kworker/0:109:51:250
40679966733603,2993cyclictest32608-21kworker/0:109:47:030
40679966663610,3004cyclictest11907-21kworker/0:008:46:170
40679966413553,3084cyclictest11907-21kworker/0:007:51:550
40679964843519,2950cyclictest32608-21kworker/0:110:08:070
40679963473372,2960cyclictest27701-21kworker/0:112:38:580
40679963273337,2930cyclictest7640-21kworker/0:011:59:240
40679963243339,2934cyclictest7640-21kworker/0:012:07:450
40679963213331,2938cyclictest4779-21kworker/0:107:21:100
40679962083306,2890cyclictest11907-21kworker/0:009:18:170
40679961703277,2877cyclictest32608-21kworker/0:111:13:550
40679961033351,2736cyclictest32608-21kworker/0:110:57:410
20542783182,178sleep00-21swapper07:05:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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