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2026-05-12 - 21:20
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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 Tue May 12, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
12362580,0sleep50-21swapper/511:27:495
106042520,0sleep10-21swapper/110:21:541
177182510,1sleep617717-21grep10:12:466
92422490,1sleep09241-21systemd-cgroups11:39:460
503524824,9sleep00-21swapper/007:06:460
235922480,0sleep00-21swapper/012:26:230
235832480,1sleep123576-21bash12:16:551
501924725,8sleep20-21swapper/207:06:322
204562470,1sleep320438-21sshd09:27:173
181442460,1sleep018143-21grep10:51:000
203362450,0sleep50-21swapper/510:24:225
85672440,0sleep30-21swapper/311:24:273
32522440,0sleep6631rcuc/610:57:476
289632440,1sleep528947-21cp09:44:415
110722440,1sleep011034-21cp12:08:370
46282430,0sleep30-21swapper/309:18:443
271062430,0sleep40-21swapper/410:11:154
264022430,0sleep00-21swapper/011:55:550
175512430,1sleep665-21ksoftirqd/611:40:166
134112430,2sleep5537799cyclictest12:35:175
94772420,1sleep19461-21bash09:39:491
94542420,0sleep20-21swapper/210:06:252
72472420,0sleep60-21swapper/611:35:516
521224230,9sleep40-21swapper/407:09:064
515424230,8sleep30-21swapper/307:08:253
161972420,0sleep50-21swapper/512:25:565
150422420,0sleep4471rcuc/409:49:374
263802410,0sleep20-21swapper/212:28:332
21842410,0sleep70-21swapper/711:58:357
147182410,0sleep10-21swapper/110:27:461
139212410,0sleep50-21swapper/511:41:595
134132410,0sleep1231rcuc/110:35:151
132612410,0sleep20-21swapper/210:22:032
55292400,0sleep00-21swapper/010:59:410
504624028,8sleep70-21swapper/707:06:537
495524028,8sleep50-21swapper/507:05:395
31092400,0sleep10-21swapper/109:28:111
219932400,0sleep60-21swapper/610:07:096
130522400,1sleep413053-21sshd10:33:264
89272390,0sleep38925-21systemd-cgroups12:38:513
492023926,9sleep60-21swapper/607:05:086
240122390,0sleep00-21swapper/010:26:250
490623826,9sleep10-21swapper/107:04:551
248512380,0sleep124848-21sshd12:37:531
221932380,0sleep30-21swapper/312:07:203
11692380,0sleep20-21swapper/211:43:082
210242370,2sleep2536099cyclictest10:01:282
304892360,0sleep40-21swapper/410:07:394
70672280,0sleep71844-21nfsd11:16:547
5370992614,1cyclictest49-21ksoftirqd/412:05:344
537099256,3cyclictest49-21ksoftirqd/412:18:314
535999256,2cyclictest25-21ksoftirqd/110:57:111
537099248,3cyclictest49-21ksoftirqd/410:45:594
537099248,3cyclictest49-21ksoftirqd/409:46:594
5370992412,3cyclictest49-21ksoftirqd/412:29:354
5370992411,3cyclictest49-21ksoftirqd/412:26:374
5370992410,4cyclictest49-21ksoftirqd/411:38:244
535999245,1cyclictest25-21ksoftirqd/110:03:391
89532230,0sleep10-21swapper/111:56:531
537099239,3cyclictest49-21ksoftirqd/409:17:564
537099238,3cyclictest49-21ksoftirqd/411:05:094
5370992310,3cyclictest49-21ksoftirqd/410:01:434
5359992310,3cyclictest25-21ksoftirqd/110:06:101
537099229,3cyclictest49-21ksoftirqd/412:13:424
537099229,2cyclictest49-21ksoftirqd/410:49:514
537099227,3cyclictest49-21ksoftirqd/411:40:154
537099227,1cyclictest49-21ksoftirqd/409:30:114
537099226,3cyclictest49-21ksoftirqd/410:14:264
537099226,2cyclictest49-21ksoftirqd/411:11:414
537099225,3cyclictest49-21ksoftirqd/412:35:144
5370992212,3cyclictest49-21ksoftirqd/411:21:534
5370992211,3cyclictest49-21ksoftirqd/409:37:504
5370992211,1cyclictest49-21ksoftirqd/411:33:464
5370992210,3cyclictest49-21ksoftirqd/411:17:344
5359992211,1cyclictest25-21ksoftirqd/111:53:011
5359992211,1cyclictest25-21ksoftirqd/111:53:011
537099219,2cyclictest49-21ksoftirqd/409:11:264
537099218,3cyclictest49-21ksoftirqd/409:54:234
537099218,1cyclictest49-21ksoftirqd/412:04:134
537099217,3cyclictest49-21ksoftirqd/410:28:404
537099216,2cyclictest49-21ksoftirqd/410:43:464
537099216,1cyclictest49-21ksoftirqd/409:22:354
537099213,3cyclictest49-21ksoftirqd/411:01:054
5370992110,2cyclictest49-21ksoftirqd/411:46:164
536099219,1cyclictest464-21systemd-journal12:37:032
536099219,1cyclictest33-21ksoftirqd/209:54:482
537099208,1cyclictest49-21ksoftirqd/412:21:304
537099208,1cyclictest49-21ksoftirqd/409:41:354
537099207,3cyclictest49-21ksoftirqd/409:25:534
5370992015,3cyclictest49-21ksoftirqd/410:56:594
537099200,3cyclictest22334-21sshd11:51:574
537099200,3cyclictest22334-21sshd11:51:574
536099207,1cyclictest33-21ksoftirqd/210:53:032
5360992016,1cyclictest33-21ksoftirqd/209:47:532
535999206,3cyclictest25-21ksoftirqd/111:36:431
535999206,3cyclictest25-21ksoftirqd/110:12:521
535999205,1cyclictest25-21ksoftirqd/111:13:471
5359992012,4cyclictest25-21ksoftirqd/111:40:541
6422190,0sleep10-21swapper/109:20:261
537099198,2cyclictest49-21ksoftirqd/410:19:304
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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