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2026-07-08 - 18:18
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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 Wed Jul 08, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
145022930,0sleep4464-21systemd-journal10:48:104
87352820,0sleep50-21swapper/511:04:535
71522750,2sleep2947199cyclictest09:14:532
97692720,0sleep00-21swapper/011:46:290
238712640,0sleep30-21swapper/309:27:193
887425725,18sleep20-21swapper/207:02:342
195382540,1sleep119507-21sshd12:34:271
170292540,1sleep1756-21sshd10:18:031
299152530,0sleep60-21swapper/611:13:356
29692530,1sleep32959-21sshd12:26:043
59902510,1sleep2758-21runrttasks11:49:592
49762510,1sleep24978-21grepconf.sh10:07:472
49762510,1sleep24978-21grepconf.sh10:07:472
242962500,0sleep40-21swapper/412:17:324
120882500,0sleep40-21swapper/411:48:254
311092490,0sleep50-21swapper/510:07:265
311092490,0sleep50-21swapper/510:07:265
287672490,2sleep7951399cyclictest11:22:577
139522490,0sleep40-21swapper/410:16:064
139522490,0sleep40-21swapper/410:16:064
7922480,0sleep70-21swapper/710:49:177
234472480,1sleep223431-21cp11:02:012
284182470,0sleep70-21swapper/711:45:407
240332470,0sleep60-21swapper/611:07:346
82932460,2sleep3948199cyclictest09:54:513
298522460,1sleep7721-21dbus-daemon10:26:267
252852460,1sleep325284-21grepconf.sh10:31:513
201532460,0sleep10-21swapper/110:31:331
149532460,1sleep40-21swapper/410:02:454
243252450,0sleep7721ktimersoftd/711:07:357
73472440,0sleep60-21swapper/610:53:246
232852440,0sleep523284-21systemd-cgroups12:11:575
80572430,1sleep31-21systemd11:27:253
28592430,0sleep30-21swapper/311:44:073
314982420,0sleep60-21swapper/610:34:026
307202420,0sleep20-21swapper/210:22:372
286252420,0sleep50-21swapper/512:17:495
13852420,0sleep10-21swapper/111:27:071
130922420,0sleep60-21swapper/610:14:086
130922420,0sleep60-21swapper/610:14:086
101512420,0sleep30-21swapper/311:33:103
281722410,0sleep028169-21sshd12:31:140
920524029,8sleep10-21swapper/107:05:291
86322400,2sleep4949099cyclictest11:53:534
243942400,0sleep10-21swapper/112:29:071
213702400,0sleep70-21swapper/710:08:487
213702400,0sleep70-21swapper/710:08:487
178932400,0sleep6950699cyclictest12:05:496
909623928,8sleep70-21swapper/707:04:077
908423926,9sleep40-21swapper/407:03:564
902523926,9sleep30-21swapper/307:03:073
899523927,8sleep00-21swapper/007:02:400
28102390,0sleep50-21swapper/509:58:135
178442390,2sleep1946899cyclictest11:12:501
909423825,10sleep50-21swapper/507:04:055
900123826,8sleep60-21swapper/607:02:466
300562380,0sleep30-21swapper/309:40:573
52052370,0sleep10-21swapper/111:42:211
149022300,1sleep341-21ksoftirqd/310:10:283
149022300,1sleep341-21ksoftirqd/310:10:283
10252300,1sleep21844-21nfsd10:02:022
100832300,0sleep20-21swapper/208:02:222
951399238,3cyclictest73-21ksoftirqd/712:27:167
9513992312,2cyclictest73-21ksoftirqd/711:49:457
951399229,4cyclictest73-21ksoftirqd/709:18:077
9513992213,3cyclictest73-21ksoftirqd/710:04:117
9490992216,3cyclictest49-21ksoftirqd/409:27:034
951399209,1cyclictest73-21ksoftirqd/709:49:177
951399208,3cyclictest73-21ksoftirqd/710:32:117
951399206,3cyclictest73-21ksoftirqd/710:37:227
951399205,3cyclictest73-21ksoftirqd/709:22:517
9513992015,2cyclictest73-21ksoftirqd/710:16:487
9513992015,2cyclictest73-21ksoftirqd/710:16:487
116822200,0sleep20-21swapper/210:42:232
951399199,3cyclictest73-21ksoftirqd/711:27:287
951399197,3cyclictest73-21ksoftirqd/712:34:287
951399197,3cyclictest73-21ksoftirqd/712:10:397
951399197,3cyclictest73-21ksoftirqd/709:53:037
951399196,4cyclictest73-21ksoftirqd/711:32:347
951399195,3cyclictest73-21ksoftirqd/711:13:017
9513991918,1cyclictest711rcuc/710:43:047
951399191,3cyclictest27476-21sshd10:56:367
951399191,1cyclictest12384-21systemd12:22:457
951399190,3cyclictest18071-21sshd10:57:517
949099194,1cyclictest49-21ksoftirqd/409:27:414
949099193,3cyclictest49-21ksoftirqd/411:39:514
949099193,1cyclictest49-21ksoftirqd/411:28:444
949099193,1cyclictest49-21ksoftirqd/409:49:124
9490991910,1cyclictest49-21ksoftirqd/411:04:514
946099190,1cyclictest0-21swapper/011:48:040
951399188,1cyclictest73-21ksoftirqd/711:06:467
951399187,3cyclictest73-21ksoftirqd/711:53:397
951399187,3cyclictest73-21ksoftirqd/709:29:097
951399187,1cyclictest73-21ksoftirqd/711:19:067
951399186,3cyclictest73-21ksoftirqd/711:57:467
951399186,3cyclictest73-21ksoftirqd/711:41:257
951399186,3cyclictest73-21ksoftirqd/709:36:447
951399185,3cyclictest73-21ksoftirqd/709:15:257
9513991815,1cyclictest73-21ksoftirqd/712:02:327
951399181,1cyclictest19116-21sshd09:38:197
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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