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2026-01-25 - 18:49
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #1, slot #6

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
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  Intel
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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack1slot6s.osadl.org (updated Sun Jan 25, 2026 12:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
369499985,14cyclictest0-21swapper/010:17:340
3694999713,10cyclictest15210-21ssh08:54:380
369499964,12cyclictest0-21swapper/009:06:030
369499964,12cyclictest0-21swapper/009:06:030
3699999429,43cyclictest306841munin-node09:19:433
369499945,26cyclictest9054-21python11:09:370
369499945,13cyclictest0-21swapper/008:59:400
369799934,9cyclictest22078-21ssh10:41:231
369499934,30cyclictest0-21swapper/008:04:280
369499934,14cyclictest0-21swapper/011:29:380
3694999331,55cyclictest0-21swapper/008:19:510
3694999326,12cyclictest0-21swapper/010:08:540
369999923,12cyclictest0-21swapper/308:35:163
3699999215,62cyclictest5115-21needreboot06:29:383
3699999211,63cyclictest0-21swapper/309:04:303
3699999211,63cyclictest0-21swapper/309:04:303
369499925,30cyclictest0-21swapper/010:45:280
3694999232,9cyclictest17242-21rm10:34:290
3694999232,11cyclictest20799-21iostat_ios10:39:300
3694999216,12cyclictest0-21swapper/009:24:300
3694999213,13cyclictest0-21swapper/011:40:130
369799913,81cyclictest24532-21cpuspeed11:34:181
369499915,32cyclictest0-21swapper/009:46:120
369499915,32cyclictest0-21swapper/009:46:120
369499914,31cyclictest28481-21ssh09:14:360
369499914,24cyclictest0-21swapper/011:21:070
369499914,11cyclictest5960-21diskstats11:54:220
369499913,21cyclictest0-21swapper/011:38:330
369499913,16cyclictest586-21ssh10:09:320
369499912,20cyclictest0-21swapper/009:20:290
3694999115,10cyclictest0-21swapper/010:25:250
3694999115,10cyclictest0-21swapper/010:25:250
369799903,9cyclictest27643-21munin-node11:39:181
369799903,80cyclictest0-21swapper/108:49:451
369499905,29cyclictest0-21swapper/011:16:160
369499904,34cyclictest0-21swapper/008:09:310
369499904,33cyclictest0-21swapper/009:12:350
369499904,29cyclictest0-21swapper/008:29:500
369499904,29cyclictest0-21swapper/007:49:410
369499904,14cyclictest0-21swapper/011:05:030
369499904,14cyclictest0-21swapper/011:05:030
3694999030,12cyclictest32333-21crond07:29:150
3694999017,9cyclictest3093-21sshd11:49:300
3694999014,11cyclictest121850irq/46-eth010:03:320
369999894,78cyclictest0-21swapper/307:54:363
369799898,58cyclictest8292-21ssh10:19:561
369799894,10cyclictest12861-21iostat09:39:311
369499899,13cyclictest0-21swapper/008:34:290
369499895,32cyclictest0-21swapper/011:00:430
369499894,35cyclictest0-21swapper/009:54:160
369499894,33cyclictest0-21swapper/011:47:000
369499894,33cyclictest0-21swapper/011:47:000
369499894,33cyclictest0-21swapper/009:32:360
369499894,14cyclictest0-21swapper/010:29:260
369499894,13cyclictest0-21swapper/009:49:410
369499893,33cyclictest0-21swapper/007:19:350
369499893,20cyclictest28713-21diskmemload09:43:370
3694998925,11cyclictest17902-21cpuspeed_turbos11:24:180
78492880,6sleep1201ktimersoftd/109:32:551
369999887,66cyclictest0-21swapper/310:30:333
369999884,67cyclictest11543-21crond09:39:103
369999884,63cyclictest0-21swapper/310:54:333
369999884,61cyclictest0-21swapper/310:49:383
369999884,61cyclictest0-21swapper/310:20:323
369999884,13cyclictest0-21swapper/309:00:183
369999884,12cyclictest0-21swapper/309:24:323
3699998816,57cyclictest22183-21cat11:29:313
369799885,75cyclictest0-21swapper/110:15:571
369499884,34cyclictest0-21swapper/008:52:000
369499884,11cyclictest27004-21ssh10:49:250
3694998830,12cyclictest0-21swapper/010:19:340
369499883,25cyclictest28713-21diskmemload08:44:310
3694998828,12cyclictest0-21swapper/006:39:490
3694998823,16cyclictest0-21swapper/009:34:310
369999878,57cyclictest0-21swapper/311:24:123
369999874,59cyclictest0-21swapper/311:04:393
369999874,59cyclictest0-21swapper/311:04:393
369999874,14cyclictest0-21swapper/309:13:563
369999873,9cyclictest28321-21if_err_eth009:14:333
3699998718,49cyclictest0-21swapper/310:37:163
369799874,49cyclictest0-21swapper/110:11:051
369499875,21cyclictest27560-21awk07:19:160
369499873,20cyclictest0-21swapper/010:54:200
369999864,61cyclictest0-21swapper/311:17:553
369999864,16cyclictest0-21swapper/311:45:173
369999864,16cyclictest0-21swapper/311:45:173
369999864,12cyclictest0-21swapper/311:40:243
369999864,12cyclictest0-21swapper/309:47:183
369999864,12cyclictest0-21swapper/309:47:183
369799866,50cyclictest0-21swapper/109:24:421
369799864,63cyclictest0-21swapper/109:44:411
369799864,63cyclictest0-21swapper/109:44:411
369799863,8cyclictest26456-21munin-node10:49:351
369799863,12cyclictest0-21swapper/108:47:381
369499865,34cyclictest0-21swapper/007:54:250
369499865,26cyclictest0-21swapper/008:39:430
369499865,13cyclictest0-21swapper/007:39:300
369999859,60cyclictest31209-1kworker/3:0H11:58:043
3699998515,56cyclictest0-21swapper/309:54:073
369799854,73cyclictest0-21swapper/108:29:511
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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