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2025-12-13 - 07:49
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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 Dec 13, 2025 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
66292780,0sleep50-21swapper/521:33:085
205162740,0sleep50-21swapper/522:01:505
337725643,9sleep70-21swapper/719:05:457
577225139,8sleep30-21swapper/319:09:503
558624725,8sleep00-21swapper/019:07:150
323082470,0sleep30-21swapper/323:07:473
332624629,13sleep50-21swapper/519:05:035
78932450,0sleep71-21systemd23:46:517
176622430,0sleep60-21swapper/623:26:566
576624231,8sleep60-21swapper/619:09:456
44872420,0sleep60-21swapper/621:32:456
307412420,0sleep60-21swapper/622:56:536
565724127,10sleep40-21swapper/419:08:154
308792410,0sleep10-21swapper/122:51:431
94492400,0sleep60-21swapper/623:04:066
571324027,9sleep20-21swapper/219:09:012
567224027,9sleep10-21swapper/119:08:281
262892390,0sleep40-21swapper/419:46:494
202602390,0sleep00-21swapper/022:17:390
210492340,0sleep50-21swapper/520:31:585
269182210,0sleep626911-21sshd21:46:546
5926991812,3cyclictest33-21ksoftirqd/221:53:032
5926991812,2cyclictest32743-21kill21:42:332
5953991714,2cyclictest18202-21systemd22:38:455
295732170,1sleep11-21systemd00:06:471
5969991614,1cyclictest691-21systemd-logind23:07:507
180982160,0sleep20-21swapper/222:22:382
170592160,1sleep517058-21systemd-cgroups23:59:145
596999150,14cyclictest29751-21kworker/7:221:27:137
5953991513,1cyclictest9409-21systemd21:28:215
5953991513,1cyclictest57-21ksoftirqd/522:07:425
5953991513,1cyclictest1-21systemd23:27:595
5953991512,2cyclictest11961-21systemd00:03:435
593499150,14cyclictest686-21dbus-daemon23:18:183
592699159,1cyclictest33-21ksoftirqd/223:23:452
5926991513,1cyclictest33-21ksoftirqd/223:16:102
5926991513,1cyclictest33-21ksoftirqd/221:26:462
5926991512,2cyclictest33-21ksoftirqd/200:09:372
5926991510,3cyclictest33-21ksoftirqd/223:00:382
592699150,1cyclictest131rcu_sched00:35:242
65432140,2sleep6596199cyclictest22:36:516
5926991412,2cyclictest33-21ksoftirqd/223:10:442
5926991412,2cyclictest33-21ksoftirqd/222:30:142
5926991412,1cyclictest33-21ksoftirqd/223:55:572
5926991412,1cyclictest33-21ksoftirqd/223:41:522
5926991412,1cyclictest33-21ksoftirqd/220:26:562
5926991412,1cyclictest33-21ksoftirqd/200:23:142
5926991412,1cyclictest311rcuc/221:21:232
596999132,5cyclictest763-21NetworkManager21:41:457
593499130,0cyclictest0-21swapper/323:21:183
592699138,1cyclictest33-21ksoftirqd/223:36:462
5926991312,1cyclictest9251-21kworker/2:221:15:002
5926991312,1cyclictest33-21ksoftirqd/223:52:432
5926991312,1cyclictest33-21ksoftirqd/221:10:102
5926991312,1cyclictest33-21ksoftirqd/200:10:182
5926991311,2cyclictest33-21ksoftirqd/222:52:082
5926991311,2cyclictest33-21ksoftirqd/221:57:072
5926991311,1cyclictest33-21ksoftirqd/223:47:022
5926991311,1cyclictest33-21ksoftirqd/223:33:192
5926991311,1cyclictest33-21ksoftirqd/223:06:562
5926991311,1cyclictest33-21ksoftirqd/222:36:432
5926991311,1cyclictest33-21ksoftirqd/221:45:022
5926991311,1cyclictest33-21ksoftirqd/221:39:542
5926991311,1cyclictest33-21ksoftirqd/221:39:542
5926991311,1cyclictest33-21ksoftirqd/221:05:322
5926991311,1cyclictest33-21ksoftirqd/221:02:212
5926991311,1cyclictest33-21ksoftirqd/200:30:262
5926991311,1cyclictest33-21ksoftirqd/200:01:522
5926991310,1cyclictest33-21ksoftirqd/222:27:102
5926991310,1cyclictest33-21ksoftirqd/221:33:242
281252130,1sleep728123-21sshd22:40:287
272912130,1sleep727292-21kworker/u16:500:28:157
596999122,4cyclictest31385-21systemd22:08:577
596999121,5cyclictest691-21systemd-logind23:02:477
5961991211,1cyclictest65-21ksoftirqd/600:09:136
596199120,11cyclictest11034-21kworker/6:522:10:066
595399129,1cyclictest5317-21systemd21:54:015
5953991211,1cyclictest57-21ksoftirqd/521:02:465
5953991210,1cyclictest18709-21bash21:24:455
5953991210,1cyclictest13869-21systemd00:09:315
5941991210,1cyclictest49-21ksoftirqd/421:05:364
593499127,0cyclictest0-21swapper/323:42:163
593499125,1cyclictest1-21systemd23:55:053
5934991210,1cyclictest1-21systemd23:31:553
593499120,0cyclictest0-21swapper/323:47:363
5926991211,1cyclictest33-21ksoftirqd/222:14:382
5926991211,1cyclictest33-21ksoftirqd/222:08:222
5926991210,2cyclictest33-21ksoftirqd/223:29:252
5926991210,2cyclictest33-21ksoftirqd/222:40:152
5926991210,1cyclictest33-21ksoftirqd/222:01:492
5926991210,1cyclictest33-21ksoftirqd/200:15:502
591999128,3cyclictest25-21ksoftirqd/121:42:311
591399122,4cyclictest686-21dbus-daemon22:48:280
591399120,11cyclictest9749-21kworker/0:122:10:200
321152120,2sleep0591399cyclictest00:17:510
306292120,0sleep70-21swapper/722:19:307
596999114,6cyclictest763-21NetworkManager21:51:447
596999112,4cyclictest17906-21sshd21:45:357
596999112,4cyclictest0-21swapper/700:33:427
596999111,4cyclictest885-21polkitd22:47:227
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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