You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-28 - 06:34
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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 Fri Nov 28, 2025 00:46:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
33363952121103,16sleep40-21swapper/419:05:274
33373779911517,90cyclictest0-21swapper/222:33:142
33373829910234,37cyclictest0-21swapper/321:03:143
3337369999168,22cyclictest3474783-21ssh21:58:141
3337382998818,37cyclictest0-21swapper/300:38:143
3337369998717,40cyclictest0-21swapper/122:08:151
3337369998616,38cyclictest0-21swapper/119:53:141
333502228666,18sleep10-21swapper/119:05:161
3337382998517,37cyclictest0-21swapper/320:38:143
3337377998517,36cyclictest0-21swapper/219:38:142
34822972830,0sleep40-21swapper/422:04:544
33424652830,0sleep50-21swapper/519:15:145
333707928341,13sleep70-21swapper/719:08:447
3337369998216,36cyclictest0-21swapper/123:28:141
3337369998215,36cyclictest0-21swapper/123:08:141
333706528239,12sleep20-21swapper/219:08:302
3337369998016,36cyclictest0-21swapper/120:13:141
333687427843,29sleep60-21swapper/619:05:536
35893072770,0sleep30-21swapper/323:30:003
36332832760,0sleep30-21swapper/300:05:003
3337369997615,36cyclictest0-21swapper/123:18:141
333688327549,13sleep50-21swapper/519:06:015
33486042740,0sleep30-21swapper/319:25:133
34433242730,0sleep50-21swapper/521:33:245
36108182720,0sleep50-21swapper/523:45:245
35181522720,0sleep30-21swapper/322:32:083
333688127247,12sleep30-21swapper/319:05:583
333686826943,13sleep00-21swapper/019:05:470
3337361996816,37cyclictest0-21swapper/020:48:140
34894632650,0sleep20-21swapper/222:10:132
333738299575,16cyclictest0-21swapper/321:48:143
333740399375,16cyclictest0-21swapper/622:23:146
3337389993614,22cyclictest0-21swapper/420:03:144
3337410993511,24cyclictest3649261-21ssh00:15:597
3337369993511,24cyclictest0-21swapper/120:55:581
3337403993410,24cyclictest0-21swapper/621:52:586
3337369993411,0cyclictest0-21swapper/120:04:581
3337369993410,24cyclictest0-21swapper/121:28:581
333736999339,24cyclictest0-21swapper/121:31:581
333741099328,24cyclictest0-21swapper/700:04:597
3337382993215,16cyclictest3556667-21ssh23:03:143
333736199328,24cyclictest0-21swapper/022:12:580
333736199328,24cyclictest0-21swapper/022:00:580
333736199328,24cyclictest0-21swapper/000:08:590
333736199328,24cyclictest0-21swapper/000:08:590
3337410993131,0cyclictest0-21swapper/722:10:167
3337397993130,1cyclictest0-21swapper/500:18:145
3337369993115,15cyclictest0-21swapper/122:28:141
333741099306,24cyclictest0-21swapper/722:16:587
333741099306,24cyclictest0-21swapper/700:36:597
3337377993014,1cyclictest0-21swapper/221:43:142
3337361993014,15cyclictest0-21swapper/020:33:140
3337361993012,16cyclictest3412890-21diskmemload22:58:140
333741099295,24cyclictest0-21swapper/723:12:587
333738299295,24cyclictest0-21swapper/320:00:583
3337382992913,15cyclictest0-21swapper/320:53:143
3337377992912,16cyclictest0-21swapper/223:58:142
333736199295,24cyclictest0-21swapper/000:20:590
3337361992913,15cyclictest0-21swapper/020:23:150
333741099284,24cyclictest0-21swapper/721:27:587
3337410992828,0cyclictest0-21swapper/720:27:597
3337403992812,15cyclictest0-21swapper/622:13:146
3337377992812,15cyclictest0-21swapper/219:13:142
333741099274,0cyclictest0-21swapper/722:32:587
333741099271,24cyclictest0-21swapper/723:02:597
3337403992711,15cyclictest0-21swapper/619:28:146
3337397992712,14cyclictest0-21swapper/520:08:145
333738299273,24cyclictest0-21swapper/321:39:583
333736999273,24cyclictest0-21swapper/120:16:581
333736199273,24cyclictest0-21swapper/023:28:580
3337397992610,15cyclictest0-21swapper/500:03:145
3337382992610,15cyclictest0-21swapper/320:18:143
3337377992610,12cyclictest0-21swapper/200:13:142
333736999263,0cyclictest0-21swapper/120:23:581
36746012250,0sleep50-21swapper/500:36:185
333740399259,15cyclictest0-21swapper/620:43:146
333738299251,24cyclictest0-21swapper/322:37:583
333736999259,15cyclictest0-21swapper/123:48:141
333739799248,15cyclictest0-21swapper/522:03:145
333737799248,15cyclictest0-21swapper/221:08:142
3337377992424,0cyclictest0-21swapper/223:01:572
3337397992322,1cyclictest2107-21gnome-shell22:30:595
3337397992322,1cyclictest2107-21gnome-shell21:09:585
333738299230,2cyclictest0-21swapper/321:21:363
333736999237,4cyclictest0-21swapper/119:23:141
333736999237,15cyclictest0-21swapper/121:18:141
333740399226,15cyclictest0-21swapper/622:38:146
333739799226,15cyclictest0-21swapper/521:13:145
333739799226,15cyclictest0-21swapper/521:13:145
3337369992221,1cyclictest2107-21gnome-shell19:34:591
333736199226,15cyclictest0-21swapper/020:58:140
34858142210,0sleep50-21swapper/522:05:595
34505832210,0sleep00-21swapper/021:39:430
33399292210,1sleep33339934-21unixbench_multi19:10:233
3337382992120,1cyclictest2107-21gnome-shell00:15:593
3337369992120,1cyclictest2107-21gnome-shell19:47:581
34081562200,0sleep20-21swapper/221:00:202
3337389992020,0cyclictest0-21swapper/400:26:594
3337389992019,1cyclictest2107-21gnome-shell22:46:584
333737799204,15cyclictest0-21swapper/223:23:142
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional