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2026-01-24 - 11:09
[ 290.152] (II) VESA: driver for VESA chipsets: vesa
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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
Characteristics of the 20 highest latencies:
System rackcslot4.osadl.org (updated Sat Jan 24, 2026 00:44:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
33750682269193,28sleep00-21swapper/019:09:240
33747512251187,50sleep10-21swapper/119:06:001
343290621540,2sleep10-21swapper/121:20:191
179699720,2rtkit-daemon0-21swapper/019:42:320
179699640,5rtkit-daemon3481459-21perl22:25:171
337533099611,41cyclictest3462771-21apt-get22:00:111
35780352600,4sleep00-21swapper/000:36:020
337533099592,39cyclictest3470072-21apt-get22:10:131
179699590,4rtkit-daemon1795-21rtkit-daemon23:44:581
179699580,3rtkit-daemon0-21swapper/020:45:390
337533099558,34cyclictest3436994-21expr21:25:241
337533099551,30cyclictest3439637-21apt-get21:30:111
337533099550,26cyclictest3493173-21grep22:40:221
179699550,4rtkit-daemon1795-21rtkit-daemon19:51:180
179699550,3rtkit-daemon1795-21rtkit-daemon23:01:181
337533099541,37cyclictest3477544-21apt-get22:20:131
337533099541,36cyclictest3390673-21apt-get19:45:071
337533099541,35cyclictest3386346-21apt-get19:35:071
337533099541,28cyclictest3488532-21apt-get22:35:101
337533099541,28cyclictest3424611-21apt-get21:10:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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