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2026-01-31 - 06:16
[ 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 Jan 31, 2026 00:44:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2980099340,28cyclictest0-21swapper/022:35:130
2980999300,2cyclictest22336-21cron22:20:012
29800993027,3cyclictest0-21swapper/000:00:110
2980099300,29cyclictest21766-21latency_hist21:10:010
2980099300,29cyclictest14783-21cron20:55:000
2981499290,28cyclictest0-21swapper/319:50:123
2981499290,1cyclictest17729-21munin-run22:10:003
2980999290,28cyclictest0-21swapper/220:20:012
2980999290,1cyclictest0-21swapper/222:55:002
29805992927,1cyclictest3389-21sendmail-msp21:40:001
2980599290,28cyclictest22925-21http23:30:011
2980599290,28cyclictest0-21swapper/119:30:121
29800992928,1cyclictest649-21gdbus19:20:020
2980099290,28cyclictest6004-21apt-get21:45:120
2980099290,28cyclictest3434-21apt-get20:30:110
29814992827,0cyclictest0-21swapper/323:30:023
2981499280,27cyclictest0-21swapper/320:30:123
2981499280,1cyclictest12496-21apt-get00:15:103
2981499280,0cyclictest0-21swapper/320:55:113
2981499280,0cyclictest0-21swapper/320:55:103
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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