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2025-11-11 - 07:54
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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 Tue Nov 11, 2025 00:44:00)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2529899113325884,5437cyclictest30651-21kworker/0:223:39:560
2529899112735961,5301cyclictest21264-21kworker/0:120:44:410
2529899111275779,5337cyclictest4948-21kworker/0:100:12:130
2529899110815675,5396cyclictest12474-21kworker/0:221:33:110
2529899101165089,5016cyclictest10411-21kworker/0:222:29:220
2529899100035327,4664cyclictest21264-21kworker/0:121:00:520
252989999955086,4858cyclictest10411-21kworker/0:222:20:180
252989999155280,4624cyclictest21264-21kworker/0:119:34:110
252989994674873,4583cyclictest30651-21kworker/0:223:27:300
252989994154846,4558cyclictest21264-21kworker/0:120:00:330
252989993664823,4538cyclictest3618-21kworker/0:022:01:450
252989993474810,4526cyclictest30651-21kworker/0:223:31:310
252989993444812,4528cyclictest21264-21kworker/0:120:48:440
252989991854729,4445cyclictest24455-21kworker/0:000:36:360
252989991084696,4407cyclictest4948-21kworker/0:100:24:350
252989990814676,4400cyclictest30651-21kworker/0:223:51:550
252989990624666,4385cyclictest30651-21kworker/0:222:50:160
252989990514659,4381cyclictest10411-21kworker/0:222:37:110
252989990324647,4374cyclictest30651-21kworker/0:223:19:100
252989989974637,4349cyclictest21264-21kworker/0:120:12:240
252989989384607,4320cyclictest4430-21kworker/0:221:12:570
252989989374609,4317cyclictest21264-21kworker/0:119:41:390
252989989374608,4318cyclictest4948-21kworker/0:100:04:170
252989988434668,4172cyclictest21264-21kworker/0:119:16:370
252989988434454,4384cyclictest30651-21kworker/0:223:14:510
252989987074375,4309cyclictest21264-21kworker/0:119:23:330
252989986464550,4084cyclictest30651-21kworker/0:223:55:520
252989985614325,4232cyclictest21264-21kworker/0:119:52:590
252989984474453,3983cyclictest10411-21kworker/0:222:14:160
252989983194471,3804cyclictest21264-21kworker/0:119:39:420
252989982074140,4056cyclictest3618-21kworker/0:022:05:530
252989980924022,3982cyclictest21264-21kworker/0:120:38:500
252989980224009,3962cyclictest21264-21kworker/0:120:06:280
252989979954289,3655cyclictest30651-21kworker/0:223:21:500
252989979614399,3558cyclictest12474-21kworker/0:221:37:140
252989979534179,3759cyclictest30651-21kworker/0:223:09:210
252989979204148,3728cyclictest27727-21kworker/0:022:44:430
252989978324023,3794cyclictest21264-21kworker/0:119:28:350
252989978033890,3862cyclictest21264-21kworker/0:120:22:360
252989977604275,3434cyclictest21264-21kworker/0:119:58:400
252989977394075,3612cyclictest24455-21kworker/0:000:34:570
252989976474033,3575cyclictest21264-21kworker/0:119:15:020
252989976443909,3692cyclictest8960-21kworker/0:021:19:310
252989975224015,3492cyclictest21264-21kworker/0:120:51:010
252989974243896,3513cyclictest21264-21kworker/0:120:30:520
252989973233844,3464cyclictest4948-21kworker/0:100:18:320
252989972563838,3403cyclictest12474-21kworker/0:221:44:040
252989972363812,3373cyclictest21264-21kworker/0:120:26:410
252989971233784,3334cyclictest30651-21kworker/0:222:58:510
252989968073647,3155cyclictest12474-21kworker/0:221:29:210
252989968063672,3074cyclictest12474-21kworker/0:221:23:340
252989967093499,3168cyclictest30651-21kworker/0:223:42:180
252989966733620,2977cyclictest4948-21kworker/0:100:27:130
252989966543558,3085cyclictest32569-21kworker/0:121:57:540
252989965433295,3233cyclictest4430-21kworker/0:221:07:000
252989964923535,2905cyclictest21264-21kworker/0:120:59:060
252989964513464,2976cyclictest4948-21kworker/0:100:08:120
252989964353524,2897cyclictest10411-21kworker/0:222:31:500
252989964163424,2978cyclictest21264-21kworker/0:120:18:230
252989963693374,2944cyclictest27727-21kworker/0:022:48:480
252989963283590,2724cyclictest10411-21kworker/0:222:18:170
252989963283354,2922cyclictest30651-21kworker/0:223:01:320
252989962713476,2790cyclictest21264-21kworker/0:119:49:040
252989962653472,2783cyclictest12474-21kworker/0:221:53:460
252989961983306,2840cyclictest30651-21kworker/0:223:46:160
252989959863222,2753cyclictest12474-21kworker/0:221:49:540
251622778184,203sleep00-21swapper19:09:410
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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