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2026-02-21 - 11:02
[ 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 Sat Feb 21, 2026 00:44:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1508799310,30cyclictest22532-21munin-run00:00:010
15100993028,1cyclictest17346-21cron19:15:023
1509199300,29cyclictest621-21dbus-daemon20:15:001
15087993028,1cyclictest9664-21cron22:25:000
15100992928,1cyclictest24264-21apt-get22:55:123
1510099290,28cyclictest17245-21apt-get22:40:113
1510099290,1cyclictest0-21swapper/319:20:023
1509699290,28cyclictest9944-21apt-get22:25:122
1509699290,1cyclictest24956-21cron00:05:022
15091992927,1cyclictest25274-21munin-run20:40:011
15087992927,1cyclictest32765-21cron22:05:010
1508799290,28cyclictest15869-21apt-get20:20:130
1508799290,1cyclictest0-21swapper/023:25:100
15100992828,0cyclictest0-21swapper/319:45:113
15100992828,0cyclictest0-21swapper/319:40:113
1510099280,27cyclictest9699-21apt-get21:15:113
1510099280,0cyclictest0-21swapper/319:50:113
1510099280,0cyclictest0-21swapper/300:00:133
15096992827,1cyclictest6780-21apt-get00:35:142
1509699280,0cyclictest4206-21apt-get19:55:132
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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