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2025-12-01 - 22:31
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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 all highest latencies:
System rack1slot8.osadl.org (updated Mon Dec 01, 2025 12:43:59)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
272312946928,12sleep10-21swapper/107:09:481
256002514490,16sleep00-21swapper/007:05:070
2728499433341,63cyclictest0-21swapper/007:10:570
2728599386295,60cyclictest0-21swapper/107:10:571
2168991020,4rtkit-daemon2167-21rtkit-daemon12:07:471
256722980,10sleep013-21rcu_preempt08:35:010
216899910,13rtkit-daemon0-21swapper/011:06:050
27285998913,60cyclictest0-21swapper/108:12:591
141242860,16sleep00-21swapper/011:10:310
141242860,16sleep00-21swapper/011:10:300
281592830,13sleep00-21swapper/011:35:190
27285998313,55cyclictest0-21swapper/111:52:591
256272770,10sleep00-21swapper/009:40:260
216899770,4rtkit-daemon2167-21rtkit-daemon07:39:070
216899770,4rtkit-daemon2167-21rtkit-daemon07:39:070
216899760,4rtkit-daemon2167-21rtkit-daemon11:31:261
216899750,5rtkit-daemon2167-21rtkit-daemon11:11:261
216899750,5rtkit-daemon2167-21rtkit-daemon11:11:261
216899750,3rtkit-daemon2167-21rtkit-daemon10:50:161
216899750,3rtkit-daemon2167-21rtkit-daemon09:24:091
2728599736,44cyclictest0-21swapper/110:28:591
216899730,4rtkit-daemon2167-21rtkit-daemon09:53:540
2728599719,45cyclictest0-21swapper/110:32:591
27284997110,55cyclictest0-21swapper/008:24:590
216899710,4rtkit-daemon2167-21rtkit-daemon09:00:131
216899710,4rtkit-daemon2167-21rtkit-daemon07:29:470
216899710,4rtkit-daemon2167-21rtkit-daemon07:29:470
216899710,3rtkit-daemon2167-21rtkit-daemon09:05:581
27285997018,33cyclictest0-21swapper/111:20:591
27285997012,36cyclictest0-21swapper/108:45:001
27285997012,36cyclictest0-21swapper/108:45:001
216899700,4rtkit-daemon2167-21rtkit-daemon11:01:561
216899700,4rtkit-daemon2167-21rtkit-daemon08:59:531
216899700,4rtkit-daemon2167-21rtkit-daemon08:59:531
216899700,34rtkit-daemon2894-21runrttasks10:52:160
216899700,28rtkit-daemon2167-21rtkit-daemon07:20:171
27285996914,37cyclictest0-21swapper/107:54:001
216899690,3rtkit-daemon2167-21rtkit-daemon08:08:571
27284996811,52cyclictest0-21swapper/010:16:580
216899680,4rtkit-daemon2167-21rtkit-daemon12:11:321
216899680,4rtkit-daemon2167-21rtkit-daemon12:11:321
216899680,4rtkit-daemon2167-21rtkit-daemon12:04:160
216899680,4rtkit-daemon2167-21rtkit-daemon08:31:231
216899680,3rtkit-daemon2167-21rtkit-daemon10:45:451
216899670,4rtkit-daemon2167-21rtkit-daemon10:32:300
216899670,4rtkit-daemon2167-21rtkit-daemon09:30:540
216899670,4rtkit-daemon2167-21rtkit-daemon07:32:471
216899670,4rtkit-daemon2167-21rtkit-daemon07:32:461
216899670,3rtkit-daemon2167-21rtkit-daemon10:58:511
216899670,3rtkit-daemon2167-21rtkit-daemon08:17:521
216899670,3rtkit-daemon2167-21rtkit-daemon07:45:411
216899670,3rtkit-daemon2167-21rtkit-daemon07:44:271
216899670,3rtkit-daemon2167-21rtkit-daemon07:15:021
27285996616,31cyclictest0-21swapper/109:12:591
27285996613,32cyclictest0-21swapper/112:01:591
27284996632,29cyclictest0-21swapper/012:25:130
27284996623,22cyclictest0-21swapper/012:15:180
216899660,4rtkit-daemon2167-21rtkit-daemon12:19:121
216899660,4rtkit-daemon2167-21rtkit-daemon08:44:480
216899660,4rtkit-daemon2167-21rtkit-daemon08:44:480
216899660,3rtkit-daemon2167-21rtkit-daemon09:37:030
216899660,3rtkit-daemon2167-21rtkit-daemon07:26:371
216899660,3rtkit-daemon2167-21rtkit-daemon07:26:361
2728599659,34cyclictest0-21swapper/109:43:591
27285996511,33cyclictest0-21swapper/109:26:001
27284996512,47cyclictest0-21swapper/012:06:590
2728599646,42cyclictest78850irq/45-eth0-rx-11:49:591
27285996415,31cyclictest0-21swapper/110:19:001
27285996412,34cyclictest0-21swapper/107:40:001
27285996412,34cyclictest0-21swapper/107:39:591
216899640,4rtkit-daemon2167-21rtkit-daemon08:38:381
216899640,3rtkit-daemon2167-21rtkit-daemon07:51:020
27285996313,34cyclictest0-21swapper/110:05:591
27285996311,31cyclictest0-21swapper/111:36:001
2728499637,49cyclictest0-21swapper/009:55:430
216899630,4rtkit-daemon2167-21rtkit-daemon11:28:511
216899630,4rtkit-daemon2167-21rtkit-daemon10:20:300
27285996212,35cyclictest0-21swapper/108:22:591
2728499625,50cyclictest0-21swapper/007:15:220
27284996231,25cyclictest0-21swapper/010:28:500
27284996223,18cyclictest0-21swapper/011:55:120
27285996113,29cyclictest0-21swapper/110:10:591
27285996112,31cyclictest0-21swapper/108:02:591
2728499616,48cyclictest0-21swapper/010:38:550
27284996134,22cyclictest0-21swapper/010:05:170
216899610,4rtkit-daemon2167-21rtkit-daemon10:37:501
27285996014,32cyclictest0-21swapper/109:59:591
2728499606,47cyclictest0-21swapper/009:23:000
27284996038,17cyclictest0-21swapper/011:48:590
27284996036,17cyclictest0-21swapper/009:25:140
27284996036,15cyclictest0-21swapper/008:09:590
27284996035,20cyclictest0-21swapper/010:45:140
216899600,4rtkit-daemon2167-21rtkit-daemon12:25:521
216899600,3rtkit-daemon2167-21rtkit-daemon10:04:001
216899600,20rtkit-daemon2167-21rtkit-daemon11:52:510
2728599598,34cyclictest0-21swapper/107:59:591
27285995915,29cyclictest0-21swapper/108:55:001
27285995913,32cyclictest0-21swapper/110:43:591
2728499595,34cyclictest0-21swapper/008:20:010
27284995935,16cyclictest0-21swapper/007:40:190
27284995932,17cyclictest0-21swapper/010:42:110
27284995929,22cyclictest0-21swapper/011:03:110
27284995929,22cyclictest0-21swapper/009:15:210
27284995928,24cyclictest0-21swapper/009:13:480
216899590,3rtkit-daemon2167-21rtkit-daemon11:19:261
27285995815,32cyclictest0-21swapper/110:24:591
27285995814,28cyclictest0-21swapper/109:31:591
27285995813,27cyclictest0-21swapper/109:46:591
27284995830,21cyclictest0-21swapper/012:30:010
27285995714,30cyclictest0-21swapper/108:26:591
27285995712,33cyclictest0-21swapper/109:35:591
2728499576,44cyclictest0-21swapper/012:11:360
2728499576,44cyclictest0-21swapper/012:11:350
27284995733,17cyclictest0-21swapper/011:40:160
27284995732,19cyclictest0-21swapper/007:35:000
27284995732,19cyclictest0-21swapper/007:35:000
27284995731,20cyclictest0-21swapper/012:38:340
27284995731,19cyclictest0-21swapper/011:30:100
27284995730,21cyclictest0-21swapper/012:22:240
27284995728,22cyclictest0-21swapper/010:56:280
27284995716,26cyclictest0-21swapper/011:16:110
27284995711,30cyclictest0-21swapper/011:24:590
2728599568,33cyclictest0-21swapper/108:49:591
27285995611,30cyclictest0-21swapper/112:31:591
2728499566,42cyclictest0-21swapper/011:25:070
2728499565,32cyclictest0-21swapper/007:48:250
27284995636,14cyclictest0-21swapper/010:10:150
216899560,4rtkit-daemon2167-21rtkit-daemon08:58:180
216899560,4rtkit-daemon2167-21rtkit-daemon08:58:180
2728499559,38cyclictest0-21swapper/007:20:110
27284995532,16cyclictest0-21swapper/008:35:290
27284995521,24cyclictest0-21swapper/010:03:320
27284995516,33cyclictest0-21swapper/009:45:130
27284995513,27cyclictest0-21swapper/008:28:260
2728599547,31cyclictest0-21swapper/112:38:591
27285995413,28cyclictest0-21swapper/111:09:591
27285995411,25cyclictest0-21swapper/109:51:591
27285995410,31cyclictest0-21swapper/112:24:591
2728499544,41cyclictest0-21swapper/009:01:560
27284995432,16cyclictest0-21swapper/008:45:220
27284995432,16cyclictest0-21swapper/008:00:140
27285995313,32cyclictest0-21swapper/109:18:591
2728499535,32cyclictest0-21swapper/008:55:010
2728499535,32cyclictest0-21swapper/008:00:010
27284995327,20cyclictest0-21swapper/009:05:280
27284995112,33cyclictest0-21swapper/008:13:000
2728599495,36cyclictest0-21swapper/111:40:011
27285994810,33cyclictest0-21swapper/111:59:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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