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2026-05-14 - 09:30
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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 792 highest latencies:
System rack6slot5.osadl.org (updated Thu May 14, 2026 00:43:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
695599107755629,5095cyclictest18403-21kworker/0:020:05:580
695599106945448,5235cyclictest11239-21kworker/0:223:15:490
69559998865229,4645cyclictest11239-21kworker/0:223:07:480
69559995765077,4494cyclictest26907-21kworker/0:219:16:380
69559994684838,4619cyclictest26407-21kworker/0:122:24:040
69559992714741,4526cyclictest18403-21kworker/0:021:18:240
69559992044708,4485cyclictest11660-21kworker/0:022:07:200
69559991784691,4476cyclictest18403-21kworker/0:020:15:230
69559991064658,4444cyclictest11239-21kworker/0:223:27:240
69559990744639,4425cyclictest11239-21kworker/0:222:52:290
69559990244612,4401cyclictest13721-21kworker/0:100:16:590
69559990024602,4389cyclictest18403-21kworker/0:019:43:030
69559989794574,4394cyclictest11660-21kworker/0:021:58:590
69559988914746,4134cyclictest18403-21kworker/0:019:59:210
69559988014501,4289cyclictest26907-21kworker/0:219:23:480
69559987924503,4284cyclictest11239-21kworker/0:223:38:220
69559987754390,4374cyclictest11239-21kworker/0:222:56:160
69559987144457,4246cyclictest18403-21kworker/0:021:06:250
69559987014451,4239cyclictest18403-21kworker/0:020:42:530
69559986924326,4352cyclictest18403-21kworker/0:020:37:020
69559986614635,4014cyclictest13721-21kworker/0:100:33:330
69559986564534,4118cyclictest11239-21kworker/0:223:31:110
69559986304517,4103cyclictest6917-21kworker/0:121:50:120
69559984814182,4240cyclictest11660-21kworker/0:022:01:460
69559982654382,3832cyclictest18403-21kworker/0:021:04:420
69559981944398,3785cyclictest18403-21kworker/0:021:42:070
69559981464116,3971cyclictest18403-21kworker/0:020:25:210
69559980963993,4051cyclictest13721-21kworker/0:100:07:370
69559980293949,3992cyclictest26907-21kworker/0:219:37:200
69559979484338,3595cyclictest18403-21kworker/0:020:48:520
69559979454118,3775cyclictest18403-21kworker/0:021:24:560
69559978464128,3706cyclictest11239-21kworker/0:223:42:220
69559977944249,3494cyclictest18403-21kworker/0:020:56:540
69559977914047,3692cyclictest13721-21kworker/0:100:35:510
69559977774157,3606cyclictest11239-21kworker/0:223:52:370
69559976873814,3859cyclictest18403-21kworker/0:020:33:030
69559973464019,3267cyclictest11239-21kworker/0:223:21:510
69559973383932,3391cyclictest13721-21kworker/0:123:56:360
69559973163627,3674cyclictest18403-21kworker/0:021:28:540
69559972093544,3614cyclictest18403-21kworker/0:020:21:250
69559970903486,3553cyclictest18403-21kworker/0:020:01:520
69559970793686,3341cyclictest29779-21kworker/0:022:26:450
69559970333820,3208cyclictest18403-21kworker/0:019:47:140
69559970243756,3208cyclictest29779-21kworker/0:022:46:350
69559969943797,3186cyclictest13721-21kworker/0:100:01:470
69559969193758,3149cyclictest13721-21kworker/0:100:21:040
69559968693614,3244cyclictest11239-21kworker/0:223:00:160
69559968563749,3027cyclictest18403-21kworker/0:021:32:450
69559967983699,3094cyclictest29779-21kworker/0:022:36:350
69559966583555,3007cyclictest26907-21kworker/0:219:29:490
69559966113261,3299cyclictest26907-21kworker/0:219:33:370
69559965603583,2973cyclictest18403-21kworker/0:020:11:340
69559965323519,2962cyclictest18403-21kworker/0:021:12:370
69559965283531,2983cyclictest11239-21kworker/0:223:14:100
69559965203409,3059cyclictest29779-21kworker/0:022:35:050
69559963713456,2900cyclictest18403-21kworker/0:021:36:430
69559963713332,2996cyclictest29779-21kworker/0:022:42:320
69559963203398,2862cyclictest11239-21kworker/0:223:48:180
69559963113364,2904cyclictest13721-21kworker/0:100:11:330
69559961653235,2878cyclictest11660-21kworker/0:022:18:130
69559961643187,2966cyclictest6917-21kworker/0:121:46:070
69559960943290,2754cyclictest13721-21kworker/0:100:27:580
69559959813237,2692cyclictest18403-21kworker/0:020:53:000
69559957483022,2702cyclictest11660-21kworker/0:022:13:400
69559946512289,2310cyclictest18403-21kworker/0:019:53:330
69559942072396,1796cyclictest26907-21kworker/0:219:14:290
6371264149,204sleep00-21swapper19:05:500
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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