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2026-04-12 - 00:27
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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 Apr 11, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
137202880,0sleep513719-21systemd-cgroups11:08:395
178592700,0sleep1595499cyclictest12:28:281
53192670,0sleep10-21swapper/110:42:161
231542570,1sleep423157-21bash09:23:544
48202560,2sleep34773-21sshd10:55:163
276092520,1sleep527612-21grepconf.sh11:24:175
555925125,9sleep40-21swapper/407:03:104
249012510,0sleep70-21swapper/711:35:167
78732500,0sleep40-21swapper/409:56:144
114902500,0sleep20-21swapper/209:32:252
544424926,8sleep50-21swapper/507:01:355
303232490,1sleep430287-21rm12:18:064
150562490,0sleep00-21swapper/012:19:060
545924825,8sleep20-21swapper/207:01:482
278742480,0sleep50-21swapper/511:39:075
250632480,2sleep3597099cyclictest11:38:573
233892480,2sleep5598699cyclictest10:02:405
247282470,0sleep70-21swapper/711:03:457
22932460,0sleep60-21swapper/611:24:426
92532450,1sleep341-21ksoftirqd/309:34:103
321222450,1sleep532123-21grep10:41:565
317662450,0sleep30-21swapper/310:40:103
257712450,1sleep225772-21grep09:46:112
219792450,0sleep70-21swapper/710:10:037
77282440,0sleep00-21swapper/010:40:390
54152440,0sleep30-21swapper/309:07:433
71622430,0sleep20-21swapper/209:59:562
52592430,0sleep70-21swapper/711:30:287
311012430,0sleep20-21swapper/209:39:062
272972430,2sleep5598699cyclictest11:48:205
107642430,0sleep50-21swapper/510:13:055
36012420,2sleep1595499cyclictest11:30:221
232052420,0sleep40-21swapper/412:02:524
569224129,8sleep30-21swapper/307:05:013
556524128,9sleep10-21swapper/107:03:151
287532410,0sleep11-21systemd11:31:421
233662410,0sleep30-21swapper/310:08:143
565824027,9sleep00-21swapper/007:04:340
287172400,0sleep50-21swapper/512:06:545
160472400,0sleep00-21swapper/012:15:300
562923928,8sleep70-21swapper/707:04:097
51862390,0sleep60-21swapper/611:54:306
38422390,0sleep10-21swapper/110:47:451
38422390,0sleep10-21swapper/110:47:451
313972390,0sleep50-21swapper/511:18:565
295242390,0sleep20-21swapper/212:31:022
548523827,8sleep60-21swapper/607:02:086
305952380,0sleep70-21swapper/710:58:327
275332380,0sleep50-21swapper/509:55:355
275332380,0sleep50-21swapper/509:55:355
27352380,0sleep40-21swapper/412:35:044
174672380,0sleep00-21swapper/009:23:340
22522370,0sleep50-21swapper/510:58:465
50242360,0sleep30-21swapper/312:11:083
247982350,0sleep724799-21sshd09:51:367
247982350,0sleep724799-21sshd09:51:367
599199221,3cyclictest22316-21sshd11:11:026
212332220,0sleep70-21swapper/710:04:267
5954992113,5cyclictest25-21ksoftirqd/112:01:171
80832200,0sleep50-21swapper/509:59:595
599199202,1cyclictest32198-21systemd-cgroups10:25:266
599199201,7cyclictest1-21systemd10:40:396
599199201,6cyclictest686-21dbus-daemon11:10:426
599199200,5cyclictest16680-21bash10:35:376
5946992012,2cyclictest3898-21kworker/0:009:10:500
150952200,0sleep70-21swapper/711:43:577
599199192,4cyclictest686-21dbus-daemon11:28:266
599199191,5cyclictest22774-21bash12:32:266
599199190,6cyclictest14154-21sshd10:59:286
599199190,3cyclictest16465-21grepconf.sh09:47:296
5962991916,2cyclictest33-21ksoftirqd/211:46:232
272112190,0sleep00-21swapper/010:15:560
599199182,6cyclictest7746-21systemd11:41:366
599199182,15cyclictest5330-21sshd11:58:106
599199181,4cyclictest2502-21grep09:57:466
599199181,1cyclictest0-21swapper/612:26:206
599199180,6cyclictest26673-21bash09:51:436
599199180,6cyclictest26673-21bash09:51:436
599199180,6cyclictest0-21swapper/609:36:356
599199180,6cyclictest0-21swapper/609:34:586
599199180,5cyclictest686-21dbus-daemon10:06:306
595499185,1cyclictest25-21ksoftirqd/109:20:551
5954991816,2cyclictest25-21ksoftirqd/111:15:261
5954991816,1cyclictest25-21ksoftirqd/111:47:091
5954991816,1cyclictest25-21ksoftirqd/110:26:171
5954991816,1cyclictest25-21ksoftirqd/109:42:381
5954991815,2cyclictest25-21ksoftirqd/110:10:081
5954991815,1cyclictest25-21ksoftirqd/110:18:351
5954991814,1cyclictest25-21ksoftirqd/110:55:261
5954991811,3cyclictest25-21ksoftirqd/112:13:471
5946991815,2cyclictest16696-21kworker/u16:212:04:080
5946991814,3cyclictest9-21ksoftirqd/011:18:440
5946991814,1cyclictest9-21ksoftirqd/010:29:080
5991991716,1cyclictest65-21ksoftirqd/609:06:516
599199171,3cyclictest885-21polkitd10:55:336
599199171,3cyclictest22643-21grep10:11:526
599199171,2cyclictest1-21systemd12:23:336
599199170,6cyclictest26851-21grepconf.sh12:12:206
599199170,6cyclictest19027-21bash11:18:136
599199170,6cyclictest14563-21systemd-cgroups12:09:516
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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