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2026-01-18 - 21:31
[ 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 Sun Jan 18, 2026 12:44:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1076599300,1cyclictest307-21systemd-journal10:50:003
10764993028,1cyclictest15586-21cron08:35:002
10763993028,1cyclictest17609-21cron11:00:011
1076299300,29cyclictest625-21avahi-daemon10:45:000
10765992927,1cyclictest2818-21sendmail-msp09:20:003
1076599290,28cyclictest15877-21apt-get08:35:113
1076599290,1cyclictest26208-21apt-get09:00:123
1076499290,28cyclictest7755-21apt-get09:30:122
1076499290,28cyclictest13808-21apt-get12:00:122
1076499290,28cyclictest0-21swapper/210:55:112
1076399290,28cyclictest8643-21munin-run08:20:011
1076399290,28cyclictest27288-21apt-get11:20:111
1076399290,28cyclictest0-21swapper/110:05:131
1076399290,1cyclictest20552-21cron08:45:001
10762992927,1cyclictest3644-21cron08:10:010
1076299290,1cyclictest23254-21taskset07:35:120
1076599280,28cyclictest0-21swapper/307:35:123
1076599280,1cyclictest29340-21perf11:25:003
10764992828,0cyclictest4492-21apt-get11:40:122
10764992828,0cyclictest20929-21apt-get07:30:142
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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