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2026-01-14 - 02:54
[ 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 Tue Jan 13, 2026 12:44:21)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
17427993027,2cyclictest7527-21cron10:20:002
17421993028,1cyclictest15469-21cron09:30:000
1742199300,29cyclictest307-21systemd-journal07:30:190
17432992928,1cyclictest32337-21apt-get07:40:133
1743299290,28cyclictest0-21swapper/310:35:153
1743299290,28cyclictest0-21swapper/307:55:113
17427992927,1cyclictest0-21swapper/212:20:012
1742799290,28cyclictest31170-21apt-get11:10:142
1742799290,28cyclictest10393-21apt-get11:35:142
1742799290,28cyclictest0-21swapper/210:00:112
1742399290,28cyclictest0-21swapper/110:15:121
1742399290,1cyclictest621-21dbus-daemon10:25:001
17421992927,1cyclictest19253-21apt-get08:25:210
1742199290,28cyclictest0-21swapper/009:20:010
17432992828,0cyclictest0-21swapper/312:30:133
17432992828,0cyclictest0-21swapper/311:55:123
17432992828,0cyclictest0-21swapper/310:00:123
17432992827,1cyclictest3423-21apt-get11:20:123
17432992826,1cyclictest7786-21cron11:30:013
1743299280,27cyclictest14562-21apt-get08:15:083
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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