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2025-11-23 - 17:32
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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 23, 2025 00:45:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
342681199401399,1cyclictest0-21swapper/420:06:5110
342681199399399,0cyclictest0-21swapper/421:02:1610
342683999391390,1cyclictest107156-21StreamT~5
342683999391390,1cyclictest107156-21StreamT~5
342679799384380,3cyclictest0-21swapper/021:57:510
342683799372368,3cyclictest3616566-21kthreadcore19:55:264
342684799362360,1cyclictest0-21swapper/1521:57:517
342682999352351,1cyclictest29450irq/128-xhci_hcd19:43:022
342682999347346,1cyclictest29450irq/128-xhci_hcd19:25:492
342681199342341,1cyclictest323654-21Xorg19:55:2510
342682999340340,0cyclictest0-21swapper/1021:04:452
342682999340340,0cyclictest0-21swapper/1020:08:262
342682999340339,1cyclictest0-21swapper/1022:11:182
342682999339339,0cyclictest0-21swapper/1022:22:052
342683999328321,7cyclictest0-21swapper/1320:52:445
342683999324323,1cyclictest0-21swapper/1322:19:315
342683999324322,2cyclictest0-21swapper/1320:32:045
342683999323322,1cyclictest510805-21TaskCon~ller5
342683999323322,1cyclictest0-21swapper/1322:24:535
342683999323322,1cyclictest0-21swapper/1321:01:295
342683999323322,1cyclictest0-21swapper/1319:14:095
342683999322322,0cyclictest0-21swapper/1322:46:565
342683999322322,0cyclictest0-21swapper/1322:27:355
342683999322322,0cyclictest0-21swapper/1322:10:055
342683999322322,0cyclictest0-21swapper/1320:42:085
342683999322322,0cyclictest0-21swapper/1320:22:165
342683999322322,0cyclictest0-21swapper/1320:17:315
342683999322322,0cyclictest0-21swapper/1320:12:395
342683999322322,0cyclictest0-21swapper/1320:07:495
342683999322322,0cyclictest0-21swapper/1320:01:595
342683999322322,0cyclictest0-21swapper/1320:01:585
342683999322322,0cyclictest0-21swapper/1319:48:315
342683999322322,0cyclictest0-21swapper/1319:31:035
342683999322322,0cyclictest0-21swapper/1319:27:275
342683999322322,0cyclictest0-21swapper/1319:21:585
342683999322321,1cyclictest0-21swapper/1323:01:145
342683999322321,1cyclictest0-21swapper/1322:55:595
342683999322321,1cyclictest0-21swapper/1322:00:125
342683999322321,1cyclictest0-21swapper/1321:58:055
342683999322321,1cyclictest0-21swapper/1320:26:365
342683999322321,1cyclictest0-21swapper/1319:57:575
342683999322321,1cyclictest0-21swapper/1319:15:455
342683999322321,0cyclictest0-21swapper/1320:56:085
342683999321321,0cyclictest0-21swapper/1321:06:065
342683999321321,0cyclictest0-21swapper/1321:06:065
342683999321321,0cyclictest0-21swapper/1320:47:425
342683999321321,0cyclictest0-21swapper/1320:36:415
342683999321321,0cyclictest0-21swapper/1319:51:435
342683999321321,0cyclictest0-21swapper/1319:43:475
342683999321321,0cyclictest0-21swapper/1319:37:235
342680199307307,0cyclictest0-21swapper/120:01:521
342680199307307,0cyclictest0-21swapper/120:01:521
342682799305303,1cyclictest2343-21snmpd20:01:5215
342682799305303,1cyclictest2343-21snmpd20:01:5115
342684299299296,2cyclictest0-21swapper/1422:08:426
342683799299291,7cyclictest323654-21Xorg22:28:414
342684299298295,2cyclictest0-21swapper/1419:56:126
3426842992980,297cyclictest0-21swapper/1420:01:526
3426842992980,297cyclictest0-21swapper/1420:01:526
342682299298296,2cyclictest3936333-21kworker/u64:0+events_unbound21:57:5114
342681399297295,1cyclictest323925-21gnome-shell22:50:5911
342681399297295,1cyclictest323925-21gnome-shell22:50:5911
342680199297292,2cyclictest0-21swapper/120:52:241
342682299296291,1cyclictest0-21swapper/819:24:0414
342682799295289,4cyclictest390842-21Renderer20:52:2415
342682299294292,1cyclictest0-21swapper/822:54:5914
342682299294292,1cyclictest0-21swapper/822:54:5914
342680399294287,5cyclictest0-21swapper/220:08:158
342679799293282,11cyclictest0-21swapper/022:51:520
342679799293282,11cyclictest0-21swapper/022:51:520
342679799293282,10cyclictest0-21swapper/022:20:450
342684799292289,0cyclictest0-21swapper/1522:09:527
342679799292283,8cyclictest323654-21Xorg22:44:300
342682999290283,5cyclictest323654-21Xorg22:54:532
342682999290283,5cyclictest323654-21Xorg22:54:532
342680199290282,7cyclictest323654-21Xorg20:05:411
3426797992900,1cyclictest0-21swapper/019:41:440
342683299289283,5cyclictest323654-21Xorg20:56:043
342683299289282,6cyclictest323654-21Xorg19:40:383
342682299289283,6cyclictest323925-21gnome-shell19:30:5914
342682299289281,7cyclictest323654-21Xorg19:35:2514
342681199289284,3cyclictest0-21swapper/422:20:4510
342680799289283,5cyclictest390842-21Renderer19:38:219
342680799289282,7cyclictest323654-21Xorg20:51:099
342680199289283,5cyclictest323654-21Xorg22:26:081
342680199289283,5cyclictest323654-21Xorg20:25:001
342679799289279,8cyclictest323654-21Xorg19:18:020
342683799288283,4cyclictest323654-21Xorg22:21:274
342683799288283,4cyclictest323654-21Xorg22:11:294
342683799288282,5cyclictest323654-21Xorg22:44:514
342683299288282,5cyclictest323654-21Xorg22:20:263
3426832992880,1cyclictest0-21swapper/1121:06:263
3426832992880,1cyclictest0-21swapper/1121:06:253
342682299288282,6cyclictest323654-21Xorg22:04:0314
3426822992880,283cyclictest0-21swapper/819:49:2414
3426822992880,1cyclictest0-21swapper/820:46:1014
342681199288284,2cyclictest0-21swapper/422:51:5210
342681199288284,2cyclictest0-21swapper/422:51:5210
342681199288283,4cyclictest323654-21Xorg20:47:0210
342681199288282,5cyclictest390842-21Renderer22:26:1510
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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