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2025-11-19 - 16:30
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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 Wed Nov 19, 2025 12:43:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2137999825761,51cyclictest0-21swapper/007:12:060
2138099757695,48cyclictest0-21swapper/107:12:071
2137999499420,51cyclictest0-21swapper/010:58:340
210802478455,16sleep00-21swapper/007:07:250
2138099431351,45cyclictest0-21swapper/110:58:341
2138099421387,19cyclictest0-21swapper/110:33:591
2168991300,4rtkit-daemon2167-21rtkit-daemon10:15:370
21379991092,56cyclictest18446-21ssh10:34:000
2168991060,4rtkit-daemon2167-21rtkit-daemon11:24:491
2168991050,4rtkit-daemon2167-21rtkit-daemon09:07:411
2168991010,4rtkit-daemon2167-21rtkit-daemon09:34:421
21379999481,8cyclictest0-21swapper/011:37:590
21379999476,14cyclictest0-21swapper/012:19:580
21379999273,15cyclictest0-21swapper/008:22:590
21380999013,59cyclictest0-21swapper/108:33:011
21380998319,48cyclictest0-21swapper/112:13:581
21379998212,65cyclictest0-21swapper/010:04:010
21380997915,45cyclictest0-21swapper/109:44:591
21379997961,14cyclictest0-21swapper/012:07:580
21379997812,61cyclictest0-21swapper/009:21:000
21379997711,59cyclictest0-21swapper/009:52:000
21380997413,48cyclictest0-21swapper/111:52:591
216899720,4rtkit-daemon2167-21rtkit-daemon11:35:251
216899720,3rtkit-daemon24096-21ssh12:32:561
216899720,12rtkit-daemon0-21swapper/011:18:441
21379997252,15cyclictest0-21swapper/010:27:000
273592710,4sleep127358-21ssh12:38:541
216899710,4rtkit-daemon2167-21rtkit-daemon10:10:021
216899710,4rtkit-daemon15504-21munin-node09:35:171
216899710,3rtkit-daemon8937-21munin-run08:05:011
21379997132,24cyclictest0-21swapper/009:40:160
21380997016,32cyclictest0-21swapper/107:25:011
21380997014,38cyclictest0-21swapper/108:14:001
21380997012,36cyclictest0-21swapper/108:21:001
21379997040,23cyclictest0-21swapper/011:26:580
21379997011,25cyclictest0-21swapper/009:14:000
216899690,4rtkit-daemon2167-21rtkit-daemon11:11:300
216899690,4rtkit-daemon2167-21rtkit-daemon11:09:490
216899690,4rtkit-daemon2167-21rtkit-daemon10:43:240
216899690,3rtkit-daemon2167-21rtkit-daemon09:55:371
21380996911,36cyclictest0-21swapper/108:38:591
2137999699,53cyclictest0-21swapper/009:45:590
21379996950,13cyclictest0-21swapper/011:34:580
21380996813,33cyclictest0-21swapper/107:41:001
21380996812,36cyclictest0-21swapper/107:18:001
21380996810,37cyclictest0-21swapper/109:20:591
21379996835,26cyclictest0-21swapper/011:55:210
21379996813,47cyclictest0-21swapper/010:25:000
216899670,8rtkit-daemon0-21swapper/010:48:480
216899670,4rtkit-daemon2167-21rtkit-daemon08:35:160
21380996715,32cyclictest0-21swapper/107:51:011
21380996714,34cyclictest0-21swapper/111:46:591
21380996714,34cyclictest0-21swapper/111:33:581
21380996713,35cyclictest0-21swapper/110:25:591
21379996731,29cyclictest0-21swapper/011:15:200
21379996714,33cyclictest0-21swapper/012:25:180
216899660,4rtkit-daemon2167-21rtkit-daemon11:55:000
216899660,4rtkit-daemon2167-21rtkit-daemon10:50:090
216899660,4rtkit-daemon2167-21rtkit-daemon07:22:000
216899660,3rtkit-daemon2167-21rtkit-daemon12:04:000
216899660,3rtkit-daemon2167-21rtkit-daemon09:25:110
216899660,12rtkit-daemon0-21swapper/012:07:401
216899650,5rtkit-daemon2167-21rtkit-daemon09:05:560
216899650,4rtkit-daemon2167-21rtkit-daemon12:31:360
216899650,4rtkit-daemon2167-21rtkit-daemon11:23:240
216899650,4rtkit-daemon2167-21rtkit-daemon11:00:540
216899650,4rtkit-daemon2167-21rtkit-daemon10:11:380
216899650,4rtkit-daemon2167-21rtkit-daemon09:31:480
216899650,4rtkit-daemon2167-21rtkit-daemon09:26:461
216899650,4rtkit-daemon2167-21rtkit-daemon08:57:560
216899650,4rtkit-daemon2167-21rtkit-daemon08:06:350
216899650,4rtkit-daemon2167-21rtkit-daemon07:25:400
216899650,3rtkit-daemon2167-21rtkit-daemon11:41:040
216899650,3rtkit-daemon2167-21rtkit-daemon10:39:130
21380996515,31cyclictest0-21swapper/107:34:001
21380996514,34cyclictest0-21swapper/107:45:591
21379996532,25cyclictest0-21swapper/012:10:260
216899640,4rtkit-daemon2167-21rtkit-daemon12:36:310
216899640,4rtkit-daemon2167-21rtkit-daemon12:21:450
216899640,4rtkit-daemon2167-21rtkit-daemon11:45:340
216899640,4rtkit-daemon2167-21rtkit-daemon10:05:070
216899640,4rtkit-daemon2167-21rtkit-daemon09:56:570
216899640,4rtkit-daemon2167-21rtkit-daemon09:37:320
216899640,4rtkit-daemon2167-21rtkit-daemon09:15:010
216899640,4rtkit-daemon2167-21rtkit-daemon09:00:170
216899640,4rtkit-daemon2167-21rtkit-daemon08:53:110
216899640,4rtkit-daemon2167-21rtkit-daemon08:45:460
216899640,4rtkit-daemon2167-21rtkit-daemon08:31:310
216899640,4rtkit-daemon2167-21rtkit-daemon08:28:410
216899640,4rtkit-daemon2167-21rtkit-daemon07:55:150
216899640,4rtkit-daemon2167-21rtkit-daemon07:51:500
216899640,4rtkit-daemon2167-21rtkit-daemon07:49:300
216899640,4rtkit-daemon2167-21rtkit-daemon07:40:400
216899640,4rtkit-daemon2167-21rtkit-daemon07:34:450
216899640,4rtkit-daemon2167-21rtkit-daemon07:18:050
216899640,3rtkit-daemon2167-21rtkit-daemon07:39:450
21380996414,32cyclictest0-21swapper/110:51:581
21380996413,35cyclictest0-21swapper/111:58:001
216899630,9rtkit-daemon0-21swapper/008:42:260
216899630,8rtkit-daemon0-21swapper/008:11:000
216899630,4rtkit-daemon2167-21rtkit-daemon08:17:060
216899630,4rtkit-daemon2167-21rtkit-daemon08:01:150
21380996316,31cyclictest0-21swapper/111:25:581
21380996315,39cyclictest0-21swapper/111:11:581
21380996315,32cyclictest0-21swapper/112:18:581
21380996314,31cyclictest0-21swapper/108:50:591
21380996314,31cyclictest0-21swapper/107:30:001
21380996313,38cyclictest0-21swapper/110:15:591
21380996313,34cyclictest0-21swapper/111:01:591
21380996313,31cyclictest0-21swapper/108:17:591
21380996215,36cyclictest0-21swapper/109:02:001
21380996214,33cyclictest0-21swapper/109:15:591
21380996115,29cyclictest0-21swapper/110:05:591
21380996112,31cyclictest0-21swapper/108:58:001
21380996112,30cyclictest0-21swapper/110:48:581
21380996111,36cyclictest0-21swapper/107:39:591
2094226119,12sleep10-21swapper/107:05:591
21380995915,28cyclictest0-21swapper/110:23:001
21380995913,32cyclictest0-21swapper/111:43:581
21380995913,32cyclictest0-21swapper/108:07:591
21380995713,32cyclictest0-21swapper/110:36:591
21380995712,29cyclictest0-21swapper/111:06:591
21380995710,33cyclictest0-21swapper/108:29:001
2138099557,35cyclictest0-21swapper/107:56:001
21380995514,30cyclictest0-21swapper/110:44:591
21380995513,32cyclictest0-21swapper/109:53:001
21380995511,32cyclictest0-21swapper/112:28:581
21380995415,28cyclictest0-21swapper/112:03:581
21380995413,32cyclictest0-21swapper/108:47:591
21380995411,31cyclictest0-21swapper/108:41:001
21380995311,30cyclictest0-21swapper/112:24:581
216762514,7sleep10-21swapper/109:45:161
21380995110,33cyclictest0-21swapper/109:11:001
21380994511,28cyclictest0-21swapper/110:00:101
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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