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2026-02-11 - 07:57
[ 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 #e, 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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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.

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 50 highest latencies:
System rackeslot6s.osadl.org (updated Wed Feb 11, 2026 00:44:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
701692997432,34cyclictest0-21swapper/119:40:261
701695997117,17cyclictest752407-21/usr/sbin/munin00:05:202
701692997132,34cyclictest0-21swapper/100:10:291
701692997132,34cyclictest0-21swapper/100:10:281
701690996817,18cyclictest12-21ksoftirqd/022:40:010
701692996713,6cyclictest729515-21/usr/sbin/munin21:50:171
70169099671,36cyclictest12-21ksoftirqd/023:15:010
70169599661,32cyclictest702726-21munin-node19:15:022
70169299659,7cyclictest733529-21apt-get22:15:011
701692996421,33cyclictest0-21swapper/122:55:301
701692996318,37cyclictest716469-21munin-plugin-st20:35:011
70169299623,15cyclictest734682-21apt-get22:20:161
70169299623,15cyclictest734682-21apt-get22:20:161
701692996216,37cyclictest0-21swapper/119:30:271
70169299611,2cyclictest0-21swapper/123:55:011
701692996027,28cyclictest748313-21sh23:40:201
701692996015,37cyclictest0-21swapper/121:55:301
701695995914,18cyclictest30-21rcuc/223:15:012
701692995949,5cyclictest713845-21munin-plugin-st20:20:011
701692995925,29cyclictest0-21swapper/120:05:281
701692995919,32cyclictest702388-21grep19:10:281
701692995915,8cyclictest0-21swapper/119:55:271
70169299591,51cyclictest0-21swapper/123:55:251
70169299591,51cyclictest0-21swapper/123:55:251
701692995821,30cyclictest0-21swapper/121:10:011
701692995819,31cyclictest0-21swapper/100:05:291
701692995819,30cyclictest0-21swapper/120:40:351
701692995819,30cyclictest0-21swapper/120:40:351
701692995732,21cyclictest1283-21cron00:35:001
701692995730,18cyclictest703594-21grep19:15:281
701692995725,25cyclictest0-21swapper/123:45:271
70169299572,16cyclictest732893-21apt-get22:10:161
70169299572,14cyclictest755878-21apt-get00:25:171
701692995721,29cyclictest721082-21/usr/sbin/munin21:00:221
701692995720,27cyclictest0-21swapper/121:15:201
70169299571,14cyclictest751747-21/usr/sbin/munin00:00:201
701692995639,12cyclictest747976-21sendmail23:39:591
70169299563,13cyclictest729238-21tail21:45:281
70169299563,12cyclictest746233-21grep23:25:291
701692995624,22cyclictest0-21swapper/121:40:011
701692995621,28cyclictest0-21swapper/123:30:271
70169299552,13cyclictest712903-21tail20:10:301
70169299552,12cyclictest736515-21grep22:30:211
701692995514,32cyclictest0-21swapper/123:10:231
701695995433,15cyclictest311ktimers/223:55:122
701695995433,15cyclictest311ktimers/223:55:122
70169299544,9cyclictest717240-21head20:35:301
701692995417,29cyclictest0-21swapper/119:45:301
701692995417,28cyclictest705408-21munin-plugin-st19:30:001
701692995416,31cyclictest0-21swapper/123:15:291
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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