You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-07 - 13:58
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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack1slot8.osadl.org (updated Fri Nov 07, 2025 12:43:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
52132822800,15sleep10-21swapper/107:05:051
67612478455,16sleep00-21swapper/007:08:590
690199430342,47cyclictest21680-21strings09:15:210
690199427343,77cyclictest0-21swapper/007:10:210
690299347278,49cyclictest21687-21ssh09:15:211
690299330273,26cyclictest7711-21strings07:10:221
201832970,2sleep041ktimersoftd/009:13:170
6901999577,13cyclictest0-21swapper/010:35:590
6902999110,61cyclictest0-21swapper/109:55:581
216899910,5rtkit-daemon2167-21rtkit-daemon10:29:220
6902998715,58cyclictest0-21swapper/108:53:001
6902998616,51cyclictest0-21swapper/109:41:591
216899810,4rtkit-daemon2167-21rtkit-daemon10:25:271
216899780,5rtkit-daemon2167-21rtkit-daemon09:55:011
194932780,3sleep0221rcuc/010:05:220
6901997765,6cyclictest8816-21ssh09:46:590
216899770,4rtkit-daemon2167-21rtkit-daemon10:14:360
216899750,4rtkit-daemon2167-21rtkit-daemon12:36:190
216899750,3rtkit-daemon2167-21rtkit-daemon10:03:561
216899750,3rtkit-daemon2167-21rtkit-daemon10:03:551
216899740,4rtkit-daemon2167-21rtkit-daemon11:44:171
216899740,3rtkit-daemon2167-21rtkit-daemon10:44:260
216899730,4rtkit-daemon2167-21rtkit-daemon07:45:131
216899730,3rtkit-daemon2167-21rtkit-daemon10:07:511
216899720,5rtkit-daemon2167-21rtkit-daemon12:30:181
216899720,3rtkit-daemon2167-21rtkit-daemon09:25:051
126792720,7sleep1271ktimersoftd/110:50:011
6902997111,53cyclictest0-21swapper/110:52:581
216899710,5rtkit-daemon4561-21switchtime08:30:251
216899710,3rtkit-daemon2167-21rtkit-daemon11:40:170
216899710,3rtkit-daemon2167-21rtkit-daemon07:31:441
216899700,4rtkit-daemon2167-21rtkit-daemon10:19:470
216899690,4rtkit-daemon2167-21rtkit-daemon09:36:151
216899690,4rtkit-daemon2167-21rtkit-daemon09:08:391
216899690,3rtkit-daemon2167-21rtkit-daemon12:35:241
216899690,3rtkit-daemon2167-21rtkit-daemon11:49:281
216899690,3rtkit-daemon2167-21rtkit-daemon07:56:181
6901996812,49cyclictest0-21swapper/012:16:590
216899680,4rtkit-daemon2167-21rtkit-daemon10:41:461
216899680,3rtkit-daemon2167-21rtkit-daemon09:04:251
216899680,3rtkit-daemon2167-21rtkit-daemon08:17:191
6902996714,37cyclictest0-21swapper/111:06:591
216899670,4rtkit-daemon2167-21rtkit-daemon07:38:331
216899670,3rtkit-daemon2167-21rtkit-daemon08:07:241
216899670,3rtkit-daemon2167-21rtkit-daemon07:53:041
6902996613,43cyclictest0-21swapper/107:42:001
6902996613,32cyclictest0-21swapper/108:56:591
6901996629,26cyclictest0-21swapper/011:19:200
6901996610,51cyclictest0-21swapper/011:24:580
216899660,4rtkit-daemon2167-21rtkit-daemon11:28:381
6902996523,31cyclictest0-21swapper/111:00:001
6902996516,30cyclictest0-21swapper/112:21:581
6901996511,47cyclictest0-21swapper/010:03:590
6901996511,47cyclictest0-21swapper/010:03:580
216899650,3rtkit-daemon2167-21rtkit-daemon08:41:301
6901996416,40cyclictest0-21swapper/007:36:000
216899640,4rtkit-daemon2167-21rtkit-daemon11:55:131
216899640,4rtkit-daemon2167-21rtkit-daemon08:23:290
216899640,3rtkit-daemon2167-21rtkit-daemon09:29:450
690199636,40cyclictest0-21swapper/008:02:580
216899630,4rtkit-daemon2167-21rtkit-daemon10:14:261
6902996215,31cyclictest0-21swapper/108:46:591
6902996214,31cyclictest0-21swapper/112:00:581
6902996211,32cyclictest0-21swapper/111:37:591
690199628,15cyclictest14638-21ssh09:56:580
690199626,40cyclictest0-21swapper/008:12:590
6901996230,26cyclictest0-21swapper/011:11:000
6901996213,34cyclictest0-21swapper/010:20:250
216899620,8rtkit-daemon0-21swapper/011:08:080
6902996114,30cyclictest0-21swapper/107:26:591
6902996113,33cyclictest0-21swapper/107:22:001
6901996139,16cyclictest0-21swapper/012:13:560
6901996124,19cyclictest0-21swapper/011:25:130
6901996123,23cyclictest0-21swapper/011:03:330
6901996119,37cyclictest0-21swapper/007:20:590
6901996115,39cyclictest0-21swapper/007:51:590
216899610,9rtkit-daemon0-21swapper/008:34:240
216899610,7rtkit-daemon0-21swapper/011:47:280
216899610,4rtkit-daemon2167-21rtkit-daemon08:15:340
216899610,3rtkit-daemon2167-21rtkit-daemon11:54:121
216899610,11rtkit-daemon0-21swapper/009:33:200
216899610,10rtkit-daemon0-21swapper/008:46:490
216899610,10rtkit-daemon0-21swapper/008:41:050
6902996019,28cyclictest0-21swapper/111:22:581
6902996013,34cyclictest0-21swapper/112:08:591
216899600,9rtkit-daemon0-21swapper/012:07:590
216899600,9rtkit-daemon0-21swapper/008:36:090
216899600,9rtkit-daemon0-21swapper/007:42:080
216899600,7rtkit-daemon0-21swapper/007:32:080
216899600,6rtkit-daemon0-21swapper/011:33:220
216899600,4rtkit-daemon0-21swapper/010:45:320
216899600,3rtkit-daemon3-21ksoftirqd/008:09:240
6902995914,34cyclictest0-21swapper/110:30:581
6902995913,33cyclictest0-21swapper/109:34:591
6902995913,30cyclictest0-21swapper/110:21:581
6902995912,31cyclictest0-21swapper/107:16:591
6901995935,17cyclictest0-21swapper/010:55:220
6901995933,20cyclictest0-21swapper/007:55:190
6901995925,28cyclictest0-21swapper/009:03:510
26032590,5sleep02601-21ssh09:36:180
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional