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2025-11-27 - 16:26
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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 Thu Nov 27, 2025 12:46:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
32288802128106,4sleep40-21swapper/407:05:214
32306242122104,3sleep20-21swapper/207:09:132
33794612910,1sleep010-21ksoftirqd/011:05:140
3230889998816,38cyclictest0-21swapper/310:38:133
3230863998718,37cyclictest0-21swapper/007:58:130
32619092840,1sleep442-21ksoftirqd/407:55:204
3230863998415,39cyclictest0-21swapper/010:28:130
3230863998316,37cyclictest0-21swapper/010:03:140
3230863998316,37cyclictest0-21swapper/010:03:130
3230863998316,36cyclictest0-21swapper/008:33:140
3230863998316,36cyclictest0-21swapper/008:33:140
3230863998315,37cyclictest0-21swapper/011:48:140
323046528343,33sleep60-21swapper/607:06:586
3230903998117,36cyclictest0-21swapper/509:38:135
3230863998136,12cyclictest0-21swapper/007:13:130
3230863998015,37cyclictest0-21swapper/012:18:130
3230903997815,34cyclictest0-21swapper/511:13:135
3230863997816,36cyclictest0-21swapper/007:33:130
33454442770,1sleep656-21ksoftirqd/610:10:186
322942627745,23sleep00-21swapper/007:05:240
32735762760,0sleep50-21swapper/508:15:145
323044227247,12sleep10-21swapper/107:06:371
323047326943,13sleep50-21swapper/507:07:065
322795726943,13sleep30-21swapper/307:05:023
3230881996715,36cyclictest0-21swapper/210:13:132
3230881996515,37cyclictest0-21swapper/212:08:132
323059126546,13sleep70-21swapper/707:08:457
3230903996315,15cyclictest0-21swapper/512:33:145
3230903996215,16cyclictest0-21swapper/511:33:135
3230870996210,16cyclictest0-21swapper/108:43:131
3230903996015,15cyclictest0-21swapper/508:53:145
3230881995615,32cyclictest0-21swapper/211:58:132
3230863995417,36cyclictest0-21swapper/009:28:130
3230863994515,6cyclictest0-21swapper/008:18:140
3230910994325,18cyclictest0-21swapper/609:03:136
3230881994215,24cyclictest0-21swapper/209:18:132
3230910994014,26cyclictest0-21swapper/607:43:146
3230910993914,25cyclictest0-21swapper/611:23:136
3230863993815,6cyclictest0-21swapper/010:58:130
3230903993511,24cyclictest0-21swapper/509:13:585
3230903993511,24cyclictest0-21swapper/507:25:585
3230870993511,24cyclictest0-21swapper/111:25:581
3230870993511,24cyclictest0-21swapper/110:15:581
3230918993411,0cyclictest0-21swapper/708:56:587
3230903993410,24cyclictest0-21swapper/507:48:585
3230903993410,24cyclictest0-21swapper/507:41:585
323090399339,24cyclictest0-21swapper/512:35:595
323090399339,24cyclictest0-21swapper/511:22:585
323091899328,24cyclictest0-21swapper/712:23:587
323090399328,24cyclictest0-21swapper/507:15:585
323091899318,0cyclictest0-21swapper/707:55:587
323091899317,24cyclictest0-21swapper/708:44:587
323090399317,24cyclictest0-21swapper/511:56:585
323088999317,24cyclictest0-21swapper/308:40:583
323088199317,24cyclictest0-21swapper/211:42:582
323091899306,24cyclictest0-21swapper/711:19:597
323091899306,24cyclictest0-21swapper/707:29:597
3230910993014,15cyclictest0-21swapper/607:18:136
3230889993014,15cyclictest0-21swapper/311:53:143
3230889993014,15cyclictest0-21swapper/311:08:133
323087099305,24cyclictest0-21swapper/107:46:591
3230863993014,15cyclictest0-21swapper/011:18:130
323091899296,0cyclictest0-21swapper/712:04:587
3230903992913,15cyclictest0-21swapper/508:23:145
3230903992913,15cyclictest0-21swapper/508:03:135
323091899284,24cyclictest0-21swapper/712:31:587
323090399284,24cyclictest0-21swapper/512:18:585
323088999284,24cyclictest0-21swapper/308:35:593
323088199284,24cyclictest0-21swapper/207:14:592
3230881992812,15cyclictest0-21swapper/212:23:132
3230881992812,15cyclictest0-21swapper/209:33:132
3230910992710,14cyclictest0-21swapper/609:43:136
323088999273,24cyclictest0-21swapper/308:45:593
3230881992711,15cyclictest0-21swapper/208:48:132
3230870992711,15cyclictest0-21swapper/107:23:131
323090399263,0cyclictest0-21swapper/508:09:585
3230903992610,15cyclictest0-21swapper/510:53:135
323088999262,24cyclictest0-21swapper/311:35:583
323088999262,1cyclictest0-21swapper/309:29:583
3230863992614,6cyclictest0-21swapper/012:28:140
3230918992524,1cyclictest2107-21gnome-shell11:13:597
323091899251,24cyclictest0-21swapper/707:51:597
323091899251,24cyclictest0-21swapper/707:37:597
3230918992510,14cyclictest0-21swapper/708:08:137
323088999259,15cyclictest0-21swapper/308:58:133
323088999251,24cyclictest0-21swapper/307:59:583
323088199259,15cyclictest0-21swapper/210:43:132
323088199259,15cyclictest0-21swapper/210:33:132
323091899240,24cyclictest0-21swapper/707:45:597
3230903992423,1cyclictest2107-21gnome-shell12:25:585
3230903992413,11cyclictest0-21swapper/509:08:135
323088999240,24cyclictest0-21swapper/311:01:583
323087099248,15cyclictest0-21swapper/109:23:141
323088199237,15cyclictest0-21swapper/208:28:132
323088199237,15cyclictest0-21swapper/207:53:142
323091099226,15cyclictest0-21swapper/609:13:146
3230910992221,1cyclictest2107-21gnome-shell08:21:596
3230881992221,1cyclictest2107-21gnome-shell07:42:582
323087099226,15cyclictest0-21swapper/109:48:131
3230870992222,0cyclictest0-21swapper/111:35:141
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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