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2025-11-29 - 19:25
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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 rackcslot6.osadl.org (updated Sat Nov 29, 2025 12:46:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
39070972136117,17sleep20-21swapper/207:05:262
39065262122103,17sleep40-21swapper/407:05:214
3908067999326,38cyclictest0-21swapper/108:28:141
3908095999116,41cyclictest0-21swapper/411:13:144
216999880,44rtkit-daemon0-21swapper/607:07:486
390775728444,34sleep50-21swapper/507:08:195
3908079998317,37cyclictest0-21swapper/208:03:152
3908067998317,35cyclictest0-21swapper/111:23:141
3908079998215,37cyclictest0-21swapper/212:33:142
3908079998116,39cyclictest0-21swapper/209:48:142
3908079998115,38cyclictest0-21swapper/210:23:142
3908079998016,38cyclictest0-21swapper/212:08:142
3908067997934,39cyclictest0-21swapper/109:03:151
3908079997816,39cyclictest0-21swapper/208:53:142
390807999750,40cyclictest0-21swapper/209:28:152
40170152740,1sleep335-21ksoftirqd/310:00:213
40170152740,1sleep335-21ksoftirqd/310:00:213
40805102730,1sleep335-21ksoftirqd/311:45:143
3908067997215,37cyclictest0-21swapper/109:13:141
390767327151,13sleep00-21swapper/007:07:090
390760227145,13sleep30-21swapper/307:06:083
390773126944,12sleep10-21swapper/107:07:591
390763526648,12sleep70-21swapper/707:06:377
390810999618,23cyclictest0-21swapper/607:53:146
3908101995514,25cyclictest0-21swapper/509:38:145
3908067993511,24cyclictest0-21swapper/111:13:581
3908067993511,24cyclictest0-21swapper/110:09:581
3908061993511,24cyclictest0-21swapper/009:39:580
3908061993410,24cyclictest0-21swapper/007:49:580
390807999329,0cyclictest0-21swapper/209:21:592
390806799328,24cyclictest0-21swapper/110:21:581
3908101993115,15cyclictest0-21swapper/509:58:145
390809599317,24cyclictest0-21swapper/409:51:584
3908067993115,15cyclictest0-21swapper/110:28:141
390810999307,0cyclictest0-21swapper/608:10:586
3908109993014,15cyclictest0-21swapper/609:23:146
390807999306,24cyclictest0-21swapper/210:49:582
3908109992913,15cyclictest0-21swapper/610:13:156
390809599295,24cyclictest0-21swapper/408:34:584
390809599295,24cyclictest0-21swapper/408:34:584
3908116992827,1cyclictest0-21swapper/709:58:197
3908101992812,15cyclictest0-21swapper/512:18:145
390809599284,24cyclictest0-21swapper/410:27:584
3908067992813,15cyclictest0-21swapper/108:13:141
3908067992812,15cyclictest0-21swapper/112:13:141
390806199283,24cyclictest0-21swapper/010:38:580
3908101992711,15cyclictest0-21swapper/508:08:145
3908101992711,15cyclictest0-21swapper/507:13:145
390809599274,0cyclictest0-21swapper/412:01:584
3908109992615,11cyclictest0-21swapper/608:38:146
390809599262,24cyclictest0-21swapper/411:39:584
390809599262,24cyclictest0-21swapper/407:21:584
3908061992611,14cyclictest0-21swapper/007:43:150
390810199259,15cyclictest0-21swapper/509:18:145
3908101992513,4cyclictest0-21swapper/510:38:145
390806199251,24cyclictest0-21swapper/011:53:580
390806199251,24cyclictest0-21swapper/007:54:580
39261792240,0sleep70-21swapper/707:35:207
390810999249,15cyclictest56-21ksoftirqd/610:03:146
390810999249,15cyclictest56-21ksoftirqd/610:03:146
3908101992424,0cyclictest0-21swapper/508:46:595
390809599240,24cyclictest0-21swapper/411:19:584
390807999248,15cyclictest0-21swapper/208:23:142
390807999248,15cyclictest0-21swapper/207:33:142
390807999240,24cyclictest0-21swapper/211:02:582
390806199240,24cyclictest0-21swapper/012:11:580
390810199237,15cyclictest0-21swapper/510:58:145
390807999237,15cyclictest0-21swapper/208:43:142
390807999237,15cyclictest0-21swapper/208:33:152
390807999237,15cyclictest0-21swapper/208:33:152
3908079992322,1cyclictest2107-21gnome-shell07:12:582
390807999230,23cyclictest0-21swapper/209:13:582
390806799237,15cyclictest0-21swapper/111:43:141
3908101992221,1cyclictest2107-21gnome-shell07:27:595
390806799227,15cyclictest0-21swapper/111:03:141
390810999215,15cyclictest0-21swapper/609:53:146
390810999215,15cyclictest0-21swapper/607:23:146
3908109992120,1cyclictest2107-21gnome-shell07:13:586
390810999210,0cyclictest0-21swapper/611:15:246
390810199215,15cyclictest0-21swapper/511:53:145
390809599215,15cyclictest0-21swapper/407:58:144
3908095992120,1cyclictest2107-21gnome-shell12:29:584
3908095992120,1cyclictest2107-21gnome-shell07:25:584
3908079992020,0cyclictest0-21swapper/211:41:592
390806199204,15cyclictest0-21swapper/008:58:140
390810999194,14cyclictest0-21swapper/607:38:146
3908109991917,1cyclictest4113800-21unixbench-2d12:35:246
390810199197,1cyclictest0-21swapper/511:33:145
3908095991917,2cyclictest2107-21gnome-shell09:02:584
3908061991919,0cyclictest0-21swapper/010:16:580
3908061991919,0cyclictest0-21swapper/010:03:580
3908061991919,0cyclictest0-21swapper/010:03:580
390810999181,16cyclictest0-21swapper/608:48:146
390810199180,0cyclictest0-21swapper/509:00:095
3908095991817,1cyclictest2107-21gnome-shell12:15:584
3908095991817,1cyclictest0-21swapper/412:36:584
390809599180,14cyclictest4086264-21munin-run11:55:004
390809599180,0cyclictest0-21swapper/411:33:234
390807999182,15cyclictest0-21swapper/210:53:142
3908079991818,0cyclictest0-21swapper/211:14:582
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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