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2026-02-23 - 13:12
[ 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 #5, slot #7

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: 50.5 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 20 highest latencies:
System rack5slot7s.osadl.org (updated Mon Feb 23, 2026 00:45:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2078224522202,90sleep00-21swapper19:07:150
24329916615,108cyclictest31769-21apt-get22:07:000
24329916334,109cyclictest13685-21ps23:30:540
24329916141,99cyclictest5811-21mailstats22:40:570
24329916110,36cyclictest21642-21/usr/sbin/munin00:16:500
24329915981,36cyclictest18872-21apt-get20:45:280
24329915916,103cyclictest6485-21wc22:45:540
24329915913,120cyclictest23002-21find00:25:270
24329915912,120cyclictest22237-21/usr/sbin/munin21:05:210
24329915732,24cyclictest5243-21apt-config19:25:080
24329915715,22cyclictest4814-21ntp_states22:35:510
24329915714,118cyclictest8538-21wc23:00:220
24329915713,25cyclictest3331-21munin-node00:35:120
24329915713,120cyclictest17596-21apt-get23:55:230
24329915713,119cyclictest10756-21sshd19:56:200
24329915642,23cyclictest11439-21cstates20:00:310
24329915629,18cyclictest0-21swapper00:20:290
24329915616,117cyclictest16398-21apt-get20:30:190
24329915614,118cyclictest15100-21ntp_states20:21:340
24329915613,119cyclictest2748-21cron22:25:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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