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2025-11-30 - 23:01
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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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack0slot7.osadl.org (updated Sun Nov 30, 2025 00:46:13)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
33146659945722,28cyclictest3835020-21Timer19:19:2710
3314651994441,27cyclictest0-21swapper/020:07:340
331466299429425,3cyclictest2343-21snmpd19:28:329
33146709942819,402cyclictest0-21swapper/519:55:2611
33146709942819,402cyclictest0-21swapper/519:55:2511
33146759942522,401cyclictest0-21swapper/719:29:5413
33146659942117,0cyclictest0-21swapper/420:08:5910
33146629941818,400cyclictest0-21swapper/319:10:249
33146629941510,404cyclictest0-21swapper/319:35:419
3314685994116,405cyclictest0-21swapper/1019:40:502
3314685994115,406cyclictest0-21swapper/1019:49:212
3314685994114,406cyclictest0-21swapper/1020:13:472
3314675994106,403cyclictest0-21swapper/720:09:5413
3314685994082,406cyclictest0-21swapper/1019:54:242
3314672994080,402cyclictest0-21swapper/620:08:5912
3314670994086,401cyclictest0-21swapper/519:48:5911
3314662994032,401cyclictest0-21swapper/320:13:599
3314660994000,400cyclictest0-21swapper/219:25:248
331468299398394,4cyclictest0-21swapper/919:46:4115
331465199397394,3cyclictest0-21swapper/020:19:460
331470199396395,1cyclictest0-21swapper/1519:35:157
331468299394392,2cyclictest0-21swapper/919:59:5315
331468299394392,2cyclictest0-21swapper/919:59:5315
331467599394394,0cyclictest0-21swapper/719:34:5513
331467099393393,0cyclictest2343-21snmpd20:19:1511
331468599392389,1cyclictest0-21swapper/1020:08:582
331469199391390,1cyclictest390842-21Renderer19:10:474
331466099387387,0cyclictest0-21swapper/220:12:248
331469199385385,0cyclictest0-21swapper/1220:12:594
331466099385385,0cyclictest0-21swapper/219:46:228
331468299384380,3cyclictest390842-21Renderer19:21:2315
331466099383382,1cyclictest0-21swapper/219:13:228
331466099382382,0cyclictest0-21swapper/220:17:478
331466099382382,0cyclictest0-21swapper/219:15:008
331465599382379,3cyclictest390842-21Renderer19:46:401
331469599380378,2cyclictest390842-21Renderer19:52:535
331469599379376,3cyclictest390842-21Renderer19:47:425
331465599379376,3cyclictest390842-21Renderer19:59:531
331465599379376,3cyclictest390842-21Renderer19:59:531
331466099378376,2cyclictest0-21swapper/219:57:528
331466099378376,2cyclictest0-21swapper/219:57:528
331467599376374,1cyclictest323925-21gnome-shell19:35:5913
331467599373372,1cyclictest323925-21gnome-shell19:46:5813
331467599371369,2cyclictest323925-21gnome-shell19:20:5813
331466599371371,0cyclictest0-21swapper/419:10:4810
331466099371368,2cyclictest3314394-21kworker/2:0+events19:40:508
3314701993700,369cyclictest0-21swapper/1519:44:237
331466599368366,2cyclictest323925-21gnome-shell20:12:5910
331469599366364,2cyclictest0-21swapper/1319:28:585
331467099366364,2cyclictest0-21swapper/519:22:1911
331465599366365,1cyclictest0-21swapper/119:21:231
331466099365363,2cyclictest3481099-21kworker/2:1+events19:54:248
331466099364362,2cyclictest390842-21Renderer19:37:208
331469599358357,1cyclictest3541844-21kworker/13:0+i915-unordered20:05:565
331467999357356,1cyclictest3419472-21kworker/8:2+events19:56:2814
331467999357356,1cyclictest3419472-21kworker/8:2+events19:56:2714
331469599355354,1cyclictest3291913-21kworker/13:0+i915-unordered19:30:315
331468299349345,3cyclictest323654-21Xorg20:20:2015
331466099348345,0cyclictest0-21swapper/220:08:588
331469199347345,2cyclictest323925-21gnome-shell19:27:584
3314701993440,343cyclictest0-21swapper/1519:59:327
3314701993440,343cyclictest0-21swapper/1519:59:327
3314697993440,344cyclictest0-21swapper/1419:45:586
331469599344342,2cyclictest2996338-21kworker/13:1+events19:12:465
331469199344343,1cyclictest0-21swapper/1220:03:324
331467299344342,2cyclictest323925-21gnome-shell19:45:5812
331469599343341,2cyclictest3291913-21kworker/13:0+events19:22:295
3314670993425,27cyclictest0-21swapper/520:07:5711
331469599340339,1cyclictest0-21swapper/1319:44:355
331465199338335,3cyclictest0-21swapper/019:31:330
3314701993370,336cyclictest3563118-21turbostat20:14:547
331468299334333,1cyclictest390842-21Renderer19:53:2115
3314701993330,26cyclictest0-21swapper/1520:17:467
3314697993330,332cyclictest0-21swapper/1420:19:156
3314701993310,24cyclictest0-21swapper/1519:51:477
331467299331330,0cyclictest3561410-21kworker/6:0+pm20:19:1512
331467099331330,1cyclictest0-21swapper/519:52:5411
331465599331329,2cyclictest0-21swapper/120:20:201
331467999329329,0cyclictest0-21swapper/820:00:2814
331467599329328,1cyclictest3441024-21kworker/7:2+events19:44:2313
33146889932823,304cyclictest0-21swapper/1119:38:583
331466599328327,1cyclictest0-21swapper/419:27:5910
3314701993270,18cyclictest0-21swapper/1519:46:217
3314701993260,325cyclictest0-21swapper/1519:32:317
331466599326324,1cyclictest3500851-21kworker/4:0+events20:03:3110
33146889932517,307cyclictest0-21swapper/1119:14:203
33146889932415,308cyclictest0-21swapper/1120:17:243
33146859932418,305cyclictest0-21swapper/1019:15:242
33146709932440,2cyclictest3403236-21dd19:30:2111
33146709932216,305cyclictest0-21swapper/519:28:4211
33146659932213,308cyclictest0-21swapper/420:15:5510
331469199321321,0cyclictest0-21swapper/1220:18:594
33146829931913,306cyclictest0-21swapper/919:19:4915
3314701993180,317cyclictest0-21swapper/1520:01:537
331469799317316,0cyclictest0-21swapper/1420:00:286
331469199317316,1cyclictest0-21swapper/1219:24:534
331465599317317,0cyclictest0-21swapper/119:53:211
331469199311308,2cyclictest270-21hwrng19:59:314
331469199311308,2cyclictest270-21hwrng19:59:314
3314691993110,310cyclictest0-21swapper/1219:34:354
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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