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2026-03-09 - 10:05
[ 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
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rackeslot5.osadl.org (updated Mon Mar 09, 2026 00:44:21)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2728399310,30cyclictest1630-21run-parts00:00:012
2728499300,29cyclictest625-21avahi-daemon00:00:013
2728499290,28cyclictest0-21swapper/320:00:123
2728399290,1cyclictest18094-21munin-run00:35:022
27282992927,1cyclictest307-21systemd-journal00:20:001
2728299290,28cyclictest14603-21apt-get21:00:121
2728299290,28cyclictest0-21swapper/123:30:131
2728299290,1cyclictest17399-21cron23:25:011
27281992927,1cyclictest307-21systemd-journal20:55:000
2728199290,1cyclictest0-21swapper/020:35:010
27284992828,0cyclictest0-21swapper/322:40:123
27284992828,0cyclictest0-21swapper/320:35:123
27284992827,1cyclictest16032-21apt-get00:30:123
2728499280,28cyclictest0-21swapper/322:35:123
2728499280,27cyclictest0-21swapper/323:40:093
2728499280,0cyclictest5293-21apt-get20:40:133
27283992827,1cyclictest0-21swapper/220:45:122
27283992827,0cyclictest6771-21apt-get19:35:132
2728399280,0cyclictest19023-21apt-get20:00:122
2728399280,0cyclictest0-21swapper/222:35:112
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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