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2025-11-30 - 13:50
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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 Sun Nov 30, 2025 00:46:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
40324372950,0sleep60-21swapper/619:45:196
1001172930,0sleep60-21swapper/623:55:176
4008059998817,38cyclictest0-21swapper/023:33:140
400768828745,13sleep00-21swapper/019:07:080
4008066998617,38cyclictest0-21swapper/123:43:141
4008066998616,39cyclictest0-21swapper/119:28:141
4008059998614,39cyclictest0-21swapper/020:13:140
4008066998515,39cyclictest0-21swapper/119:38:141
4008066998515,39cyclictest0-21swapper/119:38:141
4008059998516,35cyclictest0-21swapper/020:48:140
4008066998416,35cyclictest0-21swapper/120:03:131
400779028446,13sleep40-21swapper/419:08:334
4008066998117,32cyclictest0-21swapper/122:23:141
4008066998116,35cyclictest0-21swapper/121:13:131
41385202790,0sleep20-21swapper/221:52:022
40287222790,0sleep70-21swapper/719:40:157
400557427960,17sleep10-21swapper/119:05:161
596812770,1sleep228-21ksoftirqd/223:24:062
1383612760,0sleep00-21swapper/000:25:240
710612750,0sleep40-21swapper/423:32:244
4008059997515,34cyclictest0-21swapper/021:58:140
41890562740,0sleep60-21swapper/622:32:116
41055742740,0sleep70-21swapper/721:25:247
976172730,0sleep70-21swapper/723:54:237
976172730,0sleep70-21swapper/723:54:237
40742482720,0sleep656-21ksoftirqd/620:54:556
400785827146,12sleep60-21swapper/619:09:316
337102710,0sleep20-21swapper/223:02:592
816592700,0sleep228-21ksoftirqd/223:40:232
400774227051,13sleep30-21swapper/319:07:513
400767627044,12sleep70-21swapper/719:06:597
4008059996916,34cyclictest0-21swapper/020:28:130
400784326843,12sleep20-21swapper/219:09:192
1355262680,0sleep20-21swapper/200:24:382
4008059996617,35cyclictest0-21swapper/021:23:140
4008066996516,38cyclictest0-21swapper/123:23:141
400776226544,14sleep50-21swapper/519:08:095
604112630,0sleep00-21swapper/023:25:000
4008074995734,23cyclictest0-21swapper/219:18:132
4008074995715,37cyclictest0-21swapper/220:38:142
4008104994915,33cyclictest0-21swapper/600:23:136
4008104994815,33cyclictest0-21swapper/621:38:146
4008066993712,24cyclictest146199-21ssh00:31:581
40232062350,2sleep549-21ksoftirqd/519:30:205
4008111993511,24cyclictest0-21swapper/719:12:597
4008079993511,24cyclictest0-21swapper/322:56:593
4008066993410,24cyclictest0-21swapper/123:30:581
4008059993411,0cyclictest0-21swapper/020:17:590
400811199317,24cyclictest0-21swapper/721:35:597
4008098993114,16cyclictest0-21swapper/500:08:145
400807999317,24cyclictest0-21swapper/319:35:593
400807999317,24cyclictest0-21swapper/319:35:593
400811199306,24cyclictest0-21swapper/721:40:597
4008098993014,15cyclictest0-21swapper/521:28:135
400807999306,24cyclictest0-21swapper/319:16:593
400806699306,24cyclictest0-21swapper/120:15:591
4008059993030,0cyclictest0-21swapper/000:20:530
4008059993014,15cyclictest0-21swapper/023:03:140
4008111992927,1cyclictest0-21swapper/722:40:547
4008098992913,15cyclictest0-21swapper/500:18:135
400806699295,24cyclictest0-21swapper/121:49:591
400806699295,24cyclictest0-21swapper/119:43:591
400806699295,24cyclictest0-21swapper/119:15:591
400806699294,24cyclictest4083607-21diskmemload23:36:591
400807999284,24cyclictest0-21swapper/322:05:593
400807499284,24cyclictest0-21swapper/220:47:592
400807499284,24cyclictest0-21swapper/219:24:592
4008059992813,15cyclictest0-21swapper/023:53:140
4008059992813,15cyclictest0-21swapper/023:53:130
4008059992812,15cyclictest0-21swapper/022:08:140
4008059992812,15cyclictest0-21swapper/020:58:140
4008059992812,15cyclictest0-21swapper/019:13:140
40446512270,0sleep20-21swapper/220:05:172
4008090992713,14cyclictest0-21swapper/420:23:144
400807999273,24cyclictest0-21swapper/323:00:593
4008098992610,15cyclictest0-21swapper/520:08:145
400807999263,0cyclictest0-21swapper/323:50:593
400807999263,0cyclictest0-21swapper/323:50:583
4008111992525,0cyclictest0-21swapper/722:21:337
400810499251,24cyclictest0-21swapper/621:16:596
400809099259,15cyclictest0-21swapper/421:43:144
4008090992524,1cyclictest2107-21gnome-shell23:20:594
400807999251,24cyclictest0-21swapper/322:32:593
400807499251,24cyclictest0-21swapper/220:20:592
400805999259,15cyclictest0-21swapper/022:38:140
400811199240,0cyclictest0-21swapper/721:05:597
4008098992424,0cyclictest0-21swapper/523:49:585
4008098992424,0cyclictest0-21swapper/520:41:415
400806699248,15cyclictest0-21swapper/122:43:141
1207852240,0sleep50-21swapper/500:11:355
400810499237,15cyclictest0-21swapper/623:38:146
400810499237,15cyclictest0-21swapper/622:28:146
400810499237,15cyclictest0-21swapper/622:28:136
400809099230,23cyclictest0-21swapper/400:38:594
400807999237,15cyclictest0-21swapper/321:08:143
400805999238,15cyclictest0-21swapper/021:33:130
41472912220,1sleep7621rcuc/721:59:597
4008111992221,1cyclictest0-21swapper/700:33:147
4008111992220,1cyclictest2107-21gnome-shell20:51:587
400810499226,15cyclictest0-21swapper/623:13:146
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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