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2026-03-27 - 00:11
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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 Thu Mar 26, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
88672680,0sleep58866-21systemd-cgroups12:09:585
234922560,0sleep00-21swapper/009:49:450
65432530,0sleep70-21swapper/711:36:287
267822510,0sleep10-21swapper/110:08:281
1788924926,8sleep30-21swapper/307:04:293
1787224825,9sleep40-21swapper/407:04:144
190952460,0sleep719068-21sshd10:30:217
324382450,0sleep30-21swapper/309:53:573
311052450,0sleep60-21swapper/610:27:156
26052450,0sleep60-21swapper/609:09:316
182792450,0sleep10-21swapper/111:03:381
105842440,1sleep110582-21sshd10:15:011
299692430,1sleep665-21ksoftirqd/609:42:386
203402430,0sleep60-21swapper/609:32:456
1783724330,9sleep50-21swapper/507:03:435
153512430,0sleep20-21swapper/211:01:392
13332430,0sleep60-21swapper/609:26:126
112582430,2sleep61821999cyclictest12:10:076
58122420,1sleep65814-21grepconf.sh11:56:456
282792410,0sleep20-21swapper/212:24:042
282792410,0sleep20-21swapper/212:24:042
1803024129,8sleep60-21swapper/607:06:246
1785224129,9sleep20-21swapper/207:03:562
38402400,0sleep60-21swapper/610:42:216
270072400,0sleep40-21swapper/410:16:004
1803324027,9sleep70-21swapper/707:06:257
138272400,0sleep30-21swapper/311:05:173
325732390,0sleep60-21swapper/609:20:366
321772390,0sleep60-21swapper/610:16:186
236992390,0sleep023698-21grep10:02:420
201082390,1sleep320052-21sshd11:00:043
1800523928,8sleep10-21swapper/107:06:031
169052390,0sleep00-21swapper/012:08:330
1557123926,9sleep00-21swapper/007:01:370
139362390,0sleep40-21swapper/411:12:384
325982380,0sleep50-21swapper/509:16:505
256972380,0sleep10-21swapper/110:54:491
105432380,0sleep60-21swapper/610:55:516
247772370,1sleep524738-21sshd11:42:595
126092360,0sleep60-21swapper/610:20:436
311262320,0sleep50-21swapper/509:06:575
18204992712,3cyclictest25-21ksoftirqd/110:23:201
18204992712,1cyclictest25-21ksoftirqd/109:13:451
1820499247,1cyclictest25-21ksoftirqd/111:23:211
18204992410,3cyclictest25-21ksoftirqd/112:36:131
1820499236,1cyclictest25-21ksoftirqd/112:25:101
1820499236,1cyclictest25-21ksoftirqd/112:25:101
18204992310,3cyclictest25-21ksoftirqd/110:59:461
1820499228,4cyclictest25-21ksoftirqd/111:08:421
1820499227,1cyclictest25-21ksoftirqd/112:16:411
1820499226,1cyclictest25-21ksoftirqd/112:08:491
56922210,1sleep55693-21kworker/u16:111:17:445
56922210,1sleep55693-21kworker/u16:111:17:445
1820899216,1cyclictest33-21ksoftirqd/211:56:492
1820499219,3cyclictest25-21ksoftirqd/110:38:531
1820499219,1cyclictest25-21ksoftirqd/112:15:441
1820499218,3cyclictest25-21ksoftirqd/111:42:371
1820499214,3cyclictest25-21ksoftirqd/111:29:261
18204992119,1cyclictest25-21ksoftirqd/111:12:461
18204992118,1cyclictest25-21ksoftirqd/110:51:031
18204992117,1cyclictest25-21ksoftirqd/109:33:291
18204992116,3cyclictest25-21ksoftirqd/111:32:411
77402200,1sleep4471rcuc/409:45:094
1820499209,3cyclictest25-21ksoftirqd/109:44:361
1820499207,2cyclictest25-21ksoftirqd/111:41:201
1820499207,2cyclictest25-21ksoftirqd/109:39:431
1820499207,1cyclictest25-21ksoftirqd/110:28:221
1820499206,2cyclictest25-21ksoftirqd/109:24:281
1820499206,1cyclictest25-21ksoftirqd/110:45:441
1820499202,2cyclictest25-21ksoftirqd/110:01:351
18204992017,1cyclictest25-21ksoftirqd/111:52:121
18204992015,1cyclictest25-21ksoftirqd/112:29:111
18204992014,3cyclictest25-21ksoftirqd/109:59:051
18204992010,3cyclictest25-21ksoftirqd/112:04:261
18204992010,1cyclictest25-21ksoftirqd/109:07:041
1820499201,3cyclictest17620-21bash10:32:021
89372190,0sleep60-21swapper/612:30:256
68802190,0sleep70-21swapper/710:03:387
18220991914,3cyclictest73-21ksoftirqd/709:39:117
1820899197,3cyclictest33-21ksoftirqd/210:11:472
1820899194,2cyclictest33-21ksoftirqd/210:29:512
18208991916,3cyclictest33-21ksoftirqd/212:17:532
18208991916,2cyclictest33-21ksoftirqd/211:12:532
18208991916,1cyclictest33-21ksoftirqd/211:26:162
18208991915,3cyclictest33-21ksoftirqd/211:17:572
18208991915,3cyclictest33-21ksoftirqd/211:17:572
1820499197,1cyclictest25-21ksoftirqd/109:53:111
1820499196,2cyclictest25-21ksoftirqd/109:49:171
18204991916,3cyclictest25-21ksoftirqd/109:17:131
18220991815,2cyclictest31552-21sshd12:01:547
18218991815,2cyclictest9841-21systemd12:21:145
18217991815,2cyclictest49-21ksoftirqd/410:10:294
18208991816,2cyclictest33-21ksoftirqd/211:46:052
18208991816,2cyclictest33-21ksoftirqd/210:22:582
18208991816,2cyclictest33-21ksoftirqd/209:20:502
18208991816,1cyclictest33-21ksoftirqd/210:59:542
18208991816,1cyclictest33-21ksoftirqd/210:08:472
18208991816,1cyclictest33-21ksoftirqd/210:04:552
18208991816,1cyclictest33-21ksoftirqd/209:29:322
18208991815,2cyclictest33-21ksoftirqd/212:10:352
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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