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2026-06-15 - 19:32
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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 Mon Jun 15, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
63089915132,42cyclictest0-21swapper/111:41:181
264572900,2sleep0629999cyclictest12:04:410
264572900,2sleep0629999cyclictest12:04:410
11852790,1sleep341-21ksoftirqd/312:14:373
119622770,0sleep30-21swapper/312:30:553
89872730,0sleep70-21swapper/710:50:327
323332690,0sleep70-21swapper/709:15:257
19942690,0sleep00-21swapper/011:07:230
268052680,1sleep626782-21sshd09:51:446
212572560,2sleep5632699cyclictest11:18:095
76082520,0sleep5551rcuc/510:52:225
294512520,0sleep20-21swapper/212:35:512
54512500,0sleep10-21swapper/111:30:541
6333994914,35cyclictest0-21swapper/611:41:176
592224837,8sleep30-21swapper/307:05:023
54382480,0sleep20-21swapper/211:34:402
4032480,0sleep60-21swapper/609:09:236
233782480,0sleep3391rcuc/311:54:513
156302480,1sleep415628-21grepconf.sh12:11:424
156302480,1sleep415628-21grepconf.sh12:11:424
115982480,0sleep20-21swapper/212:05:472
115982480,0sleep20-21swapper/212:05:472
74362470,1sleep5561ktimersoftd/510:59:595
54062470,0sleep30-21swapper/312:34:243
86962460,1sleep78698-21bash10:44:397
581424635,8sleep20-21swapper/207:03:322
326912460,0sleep50-21swapper/510:21:065
320672460,1sleep557-21ksoftirqd/509:15:235
298302460,0sleep50-21swapper/511:53:175
193502460,0sleep70-21swapper/711:00:417
307122450,1sleep41-21systemd10:28:264
299472450,0sleep40-21swapper/411:43:474
77212440,1sleep77705-21rm10:34:547
596224432,8sleep70-21swapper/707:05:387
52502440,0sleep20-21swapper/210:38:332
5202440,0sleep40-21swapper/412:28:164
306922440,0sleep60-21swapper/612:26:106
251092440,0sleep30-21swapper/310:26:173
22292440,0sleep40-21swapper/412:26:244
197122440,0sleep60-21swapper/612:21:376
14812440,1sleep11482-21sshd12:18:281
146862440,0sleep114684-21sshd09:33:451
603524330,9sleep40-21swapper/407:06:394
595124330,9sleep50-21swapper/507:05:285
28662430,0sleep10-21swapper/112:01:221
175972430,0sleep10-21swapper/109:56:591
57322420,0sleep5632699cyclictest09:23:245
19602420,0sleep60-21swapper/610:42:226
179112420,0sleep70-21swapper/710:10:437
145352420,0sleep30-21swapper/312:25:103
50332410,0sleep00-21swapper/011:44:150
41072410,0sleep20-21swapper/212:22:372
277642410,0sleep40-21swapper/409:49:504
235982410,0sleep00-21swapper/009:34:160
188472410,0sleep40-21swapper/409:14:344
118602410,0sleep10-21swapper/111:35:031
6312994040,0cyclictest13550irq/24-ahci[00011:41:172
61162400,0sleep30-21swapper/311:15:183
596424029,8sleep00-21swapper/007:05:390
56942400,0sleep30-21swapper/310:36:423
568024026,9sleep60-21swapper/607:03:206
16552400,0sleep50-21swapper/509:42:385
111632400,0sleep30-21swapper/309:29:303
111632400,0sleep30-21swapper/309:29:303
325672390,0sleep10-21swapper/112:34:051
291082390,0sleep10-21swapper/109:49:551
585323827,8sleep10-21swapper/107:04:031
39602380,0sleep60-21swapper/612:34:196
6326993736,1cyclictest7975-21kworker/5:311:41:175
122182370,1sleep3631799cyclictest11:48:263
232812350,2sleep7633799cyclictest11:06:417
6299993432,1cyclictest9-21ksoftirqd/011:41:170
91792320,0sleep10-21swapper/110:38:481
6337992624,1cyclictest19583-21kworker/u16:011:41:187
6324992524,1cyclictest19583-21kworker/u16:011:41:184
631799230,22cyclictest28080-21kworker/3:411:41:173
629999220,21cyclictest31059-21kworker/0:110:37:560
632499190,18cyclictest15301-21sshd12:02:064
5072190,0sleep20-21swapper/212:12:442
5072190,0sleep20-21swapper/212:12:442
630899180,1cyclictest131rcu_sched10:54:131
6299991816,1cyclictest9-21ksoftirqd/010:09:570
6299991815,3cyclictest9-21ksoftirqd/010:04:280
6308991715,1cyclictest25-21ksoftirqd/112:24:471
6308991715,1cyclictest25-21ksoftirqd/110:43:291
6308991715,1cyclictest25-21ksoftirqd/110:12:471
6308991715,1cyclictest25-21ksoftirqd/109:45:171
6308991714,3cyclictest25-21ksoftirqd/111:02:581
6308991714,2cyclictest25-21ksoftirqd/110:20:291
630899170,17cyclictest6368-21kworker/1:411:25:261
6299991715,1cyclictest9-21ksoftirqd/011:11:260
6299991714,2cyclictest28227-21sshd09:32:400
6299991714,2cyclictest28227-21sshd09:32:400
6299991713,3cyclictest9-21ksoftirqd/009:40:280
6308991614,1cyclictest25-21ksoftirqd/111:15:341
6308991614,1cyclictest25-21ksoftirqd/111:08:491
6308991614,1cyclictest25-21ksoftirqd/109:41:161
6308991614,1cyclictest25-21ksoftirqd/109:26:511
6308991614,1cyclictest25-21ksoftirqd/109:14:191
6299991614,2cyclictest9-21ksoftirqd/012:30:300
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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