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2025-12-06 - 02:56
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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 100 highest latencies:
System rack3slot0.osadl.org (updated Sat Dec 06, 2025 00:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
26502720,2sleep4472499cyclictest21:20:314
151332530,0sleep00-21swapper/022:39:320
151332530,0sleep00-21swapper/022:39:320
274592520,0sleep70-21swapper/723:19:117
441125126,9sleep30-21swapper/318:51:533
427624926,8sleep20-21swapper/218:50:002
46222460,0sleep60-21swapper/621:38:516
140112450,2sleep0469199cyclictest23:40:430
169562440,0sleep30-21swapper/321:04:293
192862430,0sleep20-21swapper/222:12:272
16992420,0sleep60-21swapper/623:06:056
138052420,1sleep7721ktimersoftd/700:09:257
447324129,8sleep50-21swapper/518:52:435
436324128,9sleep40-21swapper/418:51:144
33542410,0sleep70-21swapper/722:24:097
33542410,0sleep70-21swapper/722:24:097
150892410,0sleep20-21swapper/221:49:042
436624029,8sleep70-21swapper/718:51:177
434724027,9sleep60-21swapper/618:51:006
432424029,8sleep10-21swapper/118:50:391
252932400,0sleep00-21swapper/019:29:050
226962400,0sleep10-21swapper/122:54:551
136212400,0sleep5561ktimersoftd/500:09:235
81822390,0sleep40-21swapper/423:59:054
424623926,9sleep00-21swapper/018:49:340
304982390,0sleep70-21swapper/721:59:517
297002390,1sleep229701-21grepconf.sh23:33:482
213992370,0sleep60-21swapper/623:32:326
474799258,11cyclictest0-21swapper/719:30:087
474799247,11cyclictest0-21swapper/720:50:287
178672210,0sleep40-21swapper/422:17:024
4712992019,1cyclictest15029-21kworker/3:121:01:143
474799198,0cyclictest0-21swapper/720:44:207
474799198,0cyclictest0-21swapper/720:29:167
474799198,0cyclictest0-21swapper/719:16:347
474799198,0cyclictest0-21swapper/719:16:347
474799198,0cyclictest0-21swapper/718:58:427
473199198,5cyclictest0-21swapper/519:35:525
473199198,0cyclictest0-21swapper/520:02:045
473199191,6cyclictest0-21swapper/519:04:085
4712991918,1cyclictest15029-21kworker/3:121:11:483
4712991914,3cyclictest41-21ksoftirqd/322:00:563
33942190,0sleep30-21swapper/323:01:373
83202180,0sleep20-21swapper/222:43:342
83202180,0sleep20-21swapper/222:43:342
474799187,6cyclictest0-21swapper/721:55:067
474799187,5cyclictest0-21swapper/723:40:487
474799187,5cyclictest0-21swapper/723:03:307
474799187,5cyclictest0-21swapper/722:30:327
474799187,5cyclictest0-21swapper/722:18:567
474799187,5cyclictest0-21swapper/721:50:047
474799187,5cyclictest0-21swapper/720:23:547
474799187,5cyclictest0-21swapper/719:03:567
474799187,5cyclictest0-21swapper/719:02:247
474799187,5cyclictest0-21swapper/700:20:367
474799187,0cyclictest0-21swapper/723:51:567
474799187,0cyclictest0-21swapper/723:46:047
474799187,0cyclictest0-21swapper/723:33:547
474799187,0cyclictest0-21swapper/723:31:207
474799187,0cyclictest0-21swapper/723:18:487
474799187,0cyclictest0-21swapper/721:45:127
474799187,0cyclictest0-21swapper/721:30:087
474799187,0cyclictest0-21swapper/721:21:247
474799187,0cyclictest0-21swapper/720:39:487
474799187,0cyclictest0-21swapper/720:37:047
474799187,0cyclictest0-21swapper/719:56:007
474799187,0cyclictest0-21swapper/719:34:167
474799187,0cyclictest0-21swapper/719:25:487
474799187,0cyclictest0-21swapper/719:10:407
474799187,0cyclictest0-21swapper/700:02:187
474799181,5cyclictest0-21swapper/719:41:387
4731991813,0cyclictest0-21swapper/523:18:205
4712991817,1cyclictest28800-21kworker/3:023:33:563
303872180,0sleep330386-21sshd23:52:553
474799177,0cyclictest0-21swapper/719:50:587
474799176,5cyclictest0-21swapper/723:10:127
474799176,5cyclictest0-21swapper/722:12:287
474799176,5cyclictest0-21swapper/722:04:287
474799176,5cyclictest0-21swapper/721:28:507
474799176,5cyclictest0-21swapper/721:10:507
474799176,5cyclictest0-21swapper/720:22:027
474799176,5cyclictest0-21swapper/719:59:067
474799176,0cyclictest0-21swapper/723:55:207
474799176,0cyclictest0-21swapper/723:07:567
474799176,0cyclictest0-21swapper/722:58:487
474799176,0cyclictest0-21swapper/721:35:567
474799176,0cyclictest0-21swapper/720:56:207
474799176,0cyclictest0-21swapper/720:06:527
474799176,0cyclictest0-21swapper/719:45:167
474799170,5cyclictest0-21swapper/722:42:047
474799170,5cyclictest0-21swapper/722:42:047
4697991715,1cyclictest25-21ksoftirqd/122:53:421
4697991714,3cyclictest25-21ksoftirqd/100:12:011
183722170,1sleep018329-21sshd21:27:160
474799168,5cyclictest0-21swapper/723:24:127
474799168,5cyclictest0-21swapper/720:14:267
474799168,5cyclictest0-21swapper/720:10:207
474799167,5cyclictest0-21swapper/722:44:347
474799167,0cyclictest0-21swapper/722:17:367
474799167,0cyclictest0-21swapper/721:15:547
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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