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2026-05-03 - 14:23
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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 Sun May 03, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
59939914547,75cyclictest0-21swapper/510:39:235
59939914127,54cyclictest0-21swapper/510:46:555
595099913,87cyclictest0-21swapper/010:46:550
6001997715,53cyclictest0-21swapper/610:39:236
6001997543,32cyclictest0-21swapper/610:46:556
126562710,0sleep30-21swapper/310:41:463
5950996219,0cyclictest0-21swapper/010:39:230
61012540,2sleep1595899cyclictest09:19:101
563825446,5sleep50-21swapper/507:07:115
115052530,2sleep6600199cyclictest10:39:486
186632520,1sleep418624-21rm11:04:534
568925127,8sleep70-21swapper/707:07:537
33832510,1sleep13373-21sshd12:25:401
316062510,1sleep031607-21bash11:17:070
259092490,0sleep725908-21systemd-cgroups11:26:037
209692490,1sleep320941-21sshd12:17:173
102662490,0sleep60-21swapper/610:07:456
555424823,8sleep60-21swapper/607:06:006
26902480,0sleep50-21swapper/509:39:245
238962480,0sleep00-21swapper/011:12:500
171492480,1sleep517147-21sshd12:01:415
596699470,46cyclictest6943-21kworker/2:010:39:232
148572470,0sleep30-21swapper/310:51:233
5958994646,0cyclictest22057-21kworker/1:010:46:541
313202450,0sleep20-21swapper/210:27:512
270592450,2sleep1595899cyclictest09:37:041
211012450,0sleep60-21swapper/612:28:416
122112450,0sleep20-21swapper/210:23:032
119702450,0sleep40-21swapper/410:11:354
596699440,43cyclictest20805-21kworker/2:410:46:552
170902440,0sleep0111rcuc/012:28:270
84302430,0sleep30-21swapper/309:54:363
318872430,0sleep10-21swapper/109:10:531
160222430,0sleep61-21systemd11:04:476
160142420,0sleep50-21swapper/512:20:475
121872420,0sleep60-21swapper/612:12:556
580624128,9sleep40-21swapper/407:09:264
550124129,9sleep20-21swapper/207:05:162
548124129,8sleep00-21swapper/007:04:570
220912410,0sleep30-21swapper/311:09:013
150472410,0sleep70-21swapper/710:21:157
119032410,1sleep665-21ksoftirqd/609:45:266
88442400,0sleep50-21swapper/511:44:115
559624029,8sleep30-21swapper/307:06:373
550924028,9sleep10-21swapper/107:05:231
281152400,0sleep40-21swapper/410:44:354
20352400,0sleep40-21swapper/411:19:114
102922400,0sleep70-21swapper/711:57:267
102922400,0sleep70-21swapper/711:57:267
27402390,1sleep02715-21sshd12:33:320
598599380,36cyclictest27531-21kworker/4:110:39:234
105672380,1sleep510546-21sshd12:09:025
42612370,2sleep0595099cyclictest10:05:310
155552370,0sleep20-21swapper/211:29:182
5958993636,0cyclictest1610-21kworker/1:410:39:231
597599300,0cyclictest0-21swapper/310:39:233
597599223,1cyclictest0-21swapper/310:46:543
595099228,3cyclictest9-21ksoftirqd/012:23:150
5950992210,1cyclictest9-21ksoftirqd/010:30:170
595099211,2cyclictest9-21ksoftirqd/009:24:520
595099210,4cyclictest9-21ksoftirqd/010:15:330
600999200,19cyclictest16651-21kworker/7:210:39:237
595099208,1cyclictest9-21ksoftirqd/009:18:160
595099207,2cyclictest9-21ksoftirqd/010:41:280
595099201,2cyclictest9-21ksoftirqd/010:20:180
595099201,1cyclictest9-21ksoftirqd/012:02:530
595099200,2cyclictest9-21ksoftirqd/010:00:590
234912200,0sleep3401ktimersoftd/312:02:033
6009991912,3cyclictest73-21ksoftirqd/710:59:017
595099196,2cyclictest9-21ksoftirqd/011:25:390
5950991914,3cyclictest9-21ksoftirqd/010:12:410
5950991912,3cyclictest9-21ksoftirqd/010:55:500
5950991911,1cyclictest9-21ksoftirqd/011:51:180
595099191,2cyclictest9-21ksoftirqd/010:25:470
595099190,1cyclictest0-21swapper/011:02:010
239622190,1sleep523964-21sshd12:30:405
6009991812,2cyclictest27281-21sshd09:18:307
595099187,1cyclictest9-21ksoftirqd/009:29:560
595099181,2cyclictest9-21ksoftirqd/011:21:380
595099181,2cyclictest9-21ksoftirqd/009:54:050
595099180,4cyclictest0-21swapper/011:04:420
595099180,3cyclictest4586-21sshd09:35:450
595099180,3cyclictest18688-21bash11:44:450
595099180,1cyclictest9-21ksoftirqd/009:23:220
595099180,1cyclictest0-21swapper/012:17:580
595099180,1cyclictest0-21swapper/009:45:460
5958991716,1cyclictest25-21ksoftirqd/112:15:391
595099177,1cyclictest9-21ksoftirqd/012:34:340
595099175,3cyclictest9-21ksoftirqd/009:10:410
595099172,2cyclictest721-21dbus-daemon09:41:410
5950991712,3cyclictest9-21ksoftirqd/011:34:440
5950991712,2cyclictest9-21ksoftirqd/012:09:400
595099171,3cyclictest32464-21smartctl11:39:480
595099171,1cyclictest9-21ksoftirqd/009:54:510
595099171,1cyclictest709-21systemd-logind12:07:410
595099170,1cyclictest9-21ksoftirqd/011:56:420
595099170,1cyclictest9-21ksoftirqd/011:56:420
6009991614,1cyclictest73-21ksoftirqd/709:57:527
5975991614,1cyclictest41-21ksoftirqd/309:29:173
5958991611,4cyclictest25-21ksoftirqd/110:12:111
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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