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2026-06-02 - 14:32
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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 Jun 02, 2026 12:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
229322960,1sleep7822899cyclictest12:12:237
122562890,0sleep30-21swapper/310:40:163
171772840,2sleep1818399cyclictest09:37:111
97372750,0sleep70-21swapper/710:14:017
254132570,0sleep50-21swapper/510:20:325
5582540,2sleep0817599cyclictest09:17:390
44492530,1sleep14432-21bash12:26:101
202392510,0sleep00-21swapper/009:20:360
770925025,8sleep40-21swapper/407:05:084
19652500,0sleep10-21swapper/109:56:491
136032500,0sleep70-21swapper/712:02:307
765624925,8sleep00-21swapper/007:04:240
48002490,0sleep1464-21systemd-journal10:06:181
313612490,0sleep30-21swapper/311:56:013
300832490,0sleep70-21swapper/710:50:377
140652480,1sleep125-21ksoftirqd/111:47:341
170082470,0sleep40-21swapper/411:25:184
56082460,0sleep20-21swapper/211:17:152
277622440,0sleep50-21swapper/511:27:525
764924332,8sleep20-21swapper/207:04:182
61402430,0sleep60-21swapper/612:35:366
33692430,1sleep53366-21idleruntime-cro08:53:265
265472420,0sleep00-21swapper/010:13:140
265472420,0sleep00-21swapper/010:13:140
241712420,0sleep40-21swapper/411:57:304
195262420,0sleep70-21swapper/711:44:037
146602420,0sleep60-21swapper/609:42:366
118422420,0sleep30-21swapper/312:26:363
104032420,0sleep60-21swapper/611:28:416
775524129,8sleep50-21swapper/507:05:495
765024130,8sleep30-21swapper/307:04:193
307272410,0sleep70-21swapper/709:23:077
30082410,0sleep00-21swapper/011:28:190
273092410,0sleep00-21swapper/012:08:470
82672400,0sleep10-21swapper/111:54:391
793024028,9sleep70-21swapper/707:08:087
45702400,0sleep70-21swapper/709:25:157
44442400,0sleep50-21swapper/511:50:425
313912400,1sleep09-21ksoftirqd/012:27:450
262132400,0sleep70-21swapper/711:50:047
213362400,0sleep00-21swapper/010:50:060
154372400,0sleep10-21swapper/111:27:071
82352390,0sleep10-21swapper/110:49:191
81732390,0sleep30-21swapper/311:17:243
772423928,8sleep10-21swapper/107:05:211
20362390,0sleep60-21swapper/610:15:286
768923825,9sleep60-21swapper/607:04:546
150482380,0sleep50-21swapper/508:13:475
244902370,0sleep2721-21dbus-daemon11:38:462
175662370,2sleep7822899cyclictest09:13:067
70222300,0sleep30-21swapper/309:57:073
820699250,2cyclictest9267-21bash09:49:434
822899237,1cyclictest73-21ksoftirqd/709:30:337
8198992317,3cyclictest41-21ksoftirqd/312:19:063
820699220,2cyclictest16323-21grep11:42:064
817599220,21cyclictest19648-21kworker/0:212:21:130
225612220,0sleep70-21swapper/711:23:457
820699210,6cyclictest721-21dbus-daemon12:11:054
8198992116,1cyclictest41-21ksoftirqd/310:19:223
88832200,0sleep0721-21dbus-daemon09:12:350
8228992015,3cyclictest73-21ksoftirqd/709:15:157
820699204,5cyclictest24462-21grepconf.sh10:28:004
820699203,9cyclictest26392-21ntpq12:23:414
820699200,2cyclictest30039-21grepconf.sh10:05:534
820699200,2cyclictest27267-21sd-pam10:16:584
820699200,1cyclictest9085-21bash09:44:034
8228991915,3cyclictest73-21ksoftirqd/709:40:167
8228991914,3cyclictest73-21ksoftirqd/711:56:467
820699192,7cyclictest1-21systemd12:30:024
820699190,8cyclictest20689-21sshd11:19:554
820699190,8cyclictest15734-21systemd09:18:324
820699190,3cyclictest5082-21bash11:50:454
820699190,3cyclictest22651-21kill11:14:264
8228991816,1cyclictest73-21ksoftirqd/709:52:377
8228991815,3cyclictest73-21ksoftirqd/712:06:027
8228991815,3cyclictest73-21ksoftirqd/712:06:027
8228991815,3cyclictest73-21ksoftirqd/710:03:207
8228991813,3cyclictest73-21ksoftirqd/710:26:297
821499180,17cyclictest4621-21kworker/5:212:12:335
820699183,6cyclictest26959-21sshd09:15:254
820699181,7cyclictest721-21dbus-daemon10:08:474
820699181,7cyclictest721-21dbus-daemon10:08:474
820699180,2cyclictest27799-21grepconf.sh11:29:384
820699180,2cyclictest15382-21systemd11:08:314
820699180,1cyclictest21685-21sshd12:16:004
820699180,1cyclictest15988-21systemd10:36:484
820699180,1cyclictest1-21systemd11:38:184
820699180,1cyclictest1-21systemd09:38:014
819899185,2cyclictest41-21ksoftirqd/312:34:353
8198991816,1cyclictest41-21ksoftirqd/311:32:573
8198991815,1cyclictest41-21ksoftirqd/310:00:213
8198991815,1cyclictest41-21ksoftirqd/309:28:273
8198991814,3cyclictest41-21ksoftirqd/310:47:573
8198991814,1cyclictest41-21ksoftirqd/311:49:073
8198991814,1cyclictest41-21ksoftirqd/310:26:443
8198991813,1cyclictest41-21ksoftirqd/311:35:033
819899181,3cyclictest41-21ksoftirqd/312:03:533
819899181,3cyclictest41-21ksoftirqd/312:03:533
822899175,3cyclictest73-21ksoftirqd/711:07:007
822899175,2cyclictest73-21ksoftirqd/711:36:557
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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