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2026-02-05 - 15:29
[ 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 #b, slot #5

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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  Phytec
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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rackbslot5s.osadl.org (updated Thu Feb 05, 2026 00:44:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
321318995848,6cyclictest204-21dbus-daemon19:55:263
321312994942,4cyclictest0-21swapper/121:40:001
321307994829,15cyclictest0-21swapper/019:10:160
321312994717,26cyclictest0-21swapper/122:00:011
321312994640,4cyclictest421880-21sh00:00:011
321312994621,21cyclictest1-21systemd23:26:011
32130799461,11cyclictest329363-21sshd19:30:200
321312994534,8cyclictest344725-21grep20:15:191
321312994416,3cyclictest0-21swapper/122:45:161
32130799442,3cyclictest377008-21apt-get21:50:100
321307994417,24cyclictest0-21swapper/020:00:150
32130799441,4cyclictest368469-21apt-get21:25:120
321315994332,8cyclictest311ktimers/223:00:112
321307994333,6cyclictest435302-21grep00:35:220
321307994318,22cyclictest13550irq/42-30be0000.ethernet23:45:170
321307994318,22cyclictest0-21swapper/023:35:250
321307994318,22cyclictest0-21swapper/023:35:250
32130799431,5cyclictest366115-21users21:15:260
32130799431,3cyclictest358191-21apt-get20:55:120
321315994227,12cyclictest311ktimers/223:20:112
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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