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2026-03-02 - 09:39
[ 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 02, 2026 00:44:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2816799322,29cyclictest24586-21http21:20:011
2817299310,0cyclictest0-21swapper/322:35:123
28172993028,1cyclictest621-21dbus-daemon19:30:013
2816999300,29cyclictest307-21systemd-journal22:14:592
28167993028,1cyclictest0-21swapper/119:55:011
2816799300,29cyclictest621-21dbus-daemon22:09:591
2816799300,29cyclictest3443-40mandb00:00:011
2817299290,28cyclictest7286-21apt-get21:50:113
2817299290,1cyclictest25136-21apt-get21:20:103
2816999290,28cyclictest31580-21apt-get20:25:112
2816999290,28cyclictest0-21swapper/223:05:122
2816999290,28cyclictest0-21swapper/200:05:012
2816999290,1cyclictest3720-21munin-run00:00:002
2816799290,28cyclictest9689-21apt-get19:40:011
2816799290,28cyclictest0-21swapper/120:35:121
2816799290,1cyclictest0-21swapper/120:55:131
2816299290,28cyclictest0-21swapper/020:20:110
2816299290,28cyclictest0-21swapper/020:00:130
28172992828,0cyclictest9612-21apt-get21:55:133
28172992827,0cyclictest0-21swapper/319:45:123
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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