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2025-11-24 - 02:58
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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 Mon Nov 24, 2025 00:43:28)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1633225126,9sleep60-21swapper/618:52:376
1639124925,8sleep00-21swapper/018:53:270
1623224926,8sleep30-21swapper/318:51:143
104572490,0sleep20-21swapper/223:34:362
115452480,1sleep511526-21sshd21:07:115
20522450,0sleep60-21swapper/621:19:306
71012440,0sleep00-21swapper/023:16:240
131502440,0sleep00-21swapper/023:52:520
103922440,0sleep60-21swapper/622:40:596
194342430,0sleep00-21swapper/020:49:370
140352430,5sleep50-21swapper/518:49:305
123512430,0sleep50-21swapper/522:32:175
73722410,0sleep30-21swapper/323:34:213
246812410,0sleep10-21swapper/123:49:491
1625524129,8sleep70-21swapper/718:51:347
272162400,0sleep40-21swapper/422:20:464
251582400,0sleep00-21swapper/022:52:140
19072400,0sleep40-21swapper/421:32:414
18442400,0sleep20-21swapper/222:21:492
118752400,0sleep70-21swapper/723:43:547
76222390,0sleep50-21swapper/522:58:525
76222390,0sleep50-21swapper/522:58:525
55572390,2sleep61663599cyclictest22:26:496
42072390,0sleep60-21swapper/622:17:446
175292390,2sleep41662099cyclictest22:51:064
1624823927,9sleep10-21swapper/118:51:281
1624023925,10sleep20-21swapper/218:51:212
1613623928,8sleep40-21swapper/418:49:544
246222380,0sleep70-21swapper/722:02:397
1662799203,0cyclictest0-21swapper/520:37:235
1662799203,0cyclictest0-21swapper/520:37:235
1662799200,7cyclictest0-21swapper/521:10:215
72722190,0sleep40-21swapper/400:05:144
3352190,0sleep10-21swapper/123:02:161
1664399198,0cyclictest0-21swapper/722:57:417
1664399198,0cyclictest0-21swapper/722:57:417
1664399198,0cyclictest0-21swapper/720:45:257
1664399191,6cyclictest0-21swapper/723:19:237
1662799198,5cyclictest0-21swapper/523:34:375
1662799198,5cyclictest0-21swapper/522:40:475
1662799198,5cyclictest0-21swapper/521:59:475
1664399187,0cyclictest0-21swapper/720:41:337
1664399187,0cyclictest0-21swapper/720:14:477
1663599189,1cyclictest65-21ksoftirqd/622:51:116
1662799187,5cyclictest0-21swapper/523:09:355
1662799187,5cyclictest0-21swapper/520:53:235
1662799187,0cyclictest0-21swapper/519:54:475
1662799181,11cyclictest0-21swapper/523:53:155
227642170,2sleep21660099cyclictest21:04:202
1664399176,0cyclictest0-21swapper/720:14:157
16643991712,0cyclictest0-21swapper/722:12:037
1663599178,2cyclictest65-21ksoftirqd/623:08:036
1662799176,5cyclictest0-21swapper/520:41:235
1658699179,5cyclictest9-21ksoftirqd/023:05:290
288712160,0sleep30-21swapper/320:09:363
1664399164,9cyclictest27918-21sshd22:20:537
1664399164,9cyclictest15422-21sshd23:26:257
16643991612,0cyclictest0-21swapper/723:53:497
16635991613,1cyclictest65-21ksoftirqd/621:57:016
1663599160,2cyclictest65-21ksoftirqd/620:57:106
1662799165,6cyclictest28104-21nfsd00:22:255
320362150,1sleep4471rcuc/423:06:354
1664399158,6cyclictest18270-21grepconf.sh23:44:357
1664399152,7cyclictest0-21swapper/721:10:117
1664399150,9cyclictest0-21swapper/722:31:477
1664399150,9cyclictest0-21swapper/721:23:457
1664399150,9cyclictest0-21swapper/700:00:117
1663599157,4cyclictest65-21ksoftirqd/621:13:016
1663599156,3cyclictest65-21ksoftirqd/620:59:406
1663599156,1cyclictest65-21ksoftirqd/621:29:106
1663599155,3cyclictest65-21ksoftirqd/621:30:056
16635991514,1cyclictest65-21ksoftirqd/600:14:336
16635991514,1cyclictest65-21ksoftirqd/600:14:336
1663599151,3cyclictest65-21ksoftirqd/623:23:076
1663599151,3cyclictest0-21swapper/623:27:236
1663599151,2cyclictest65-21ksoftirqd/623:02:106
1663599151,2cyclictest0-21swapper/622:04:336
1663599151,2cyclictest0-21swapper/621:47:006
1663599151,2cyclictest0-21swapper/621:34:416
1663599151,1cyclictest65-21ksoftirqd/623:51:516
1663599150,3cyclictest0-21swapper/623:35:366
1663599150,3cyclictest0-21swapper/623:13:346
1663599150,3cyclictest0-21swapper/622:47:086
1663599150,13cyclictest30513-21sshd21:18:586
1663599150,1cyclictest65-21ksoftirqd/622:56:486
1663599150,1cyclictest65-21ksoftirqd/622:56:486
1663599150,1cyclictest3469-21kworker/6:122:13:186
1663599150,1cyclictest0-21swapper/600:00:406
1663599150,0cyclictest0-21swapper/622:24:046
1662799154,5cyclictest0-21swapper/523:54:335
1662799154,0cyclictest0-21swapper/521:47:575
16627991510,0cyclictest0-21swapper/523:26:395
1660899150,13cyclictest19103-21sed23:49:183
1659399150,9cyclictest13498-21systemd-cgroups22:54:541
1659399150,9cyclictest13498-21systemd-cgroups22:54:541
16586991514,1cyclictest9-21ksoftirqd/022:47:330
112152150,0sleep10-21swapper/121:42:551
91452140,2sleep71664399cyclictest22:49:497
236512140,0sleep10-21swapper/123:05:201
1664399149,0cyclictest0-21swapper/723:55:017
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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