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2026-02-15 - 22:35
[ 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
Characteristics of the 20 highest latencies:
System rackcslot4.osadl.org (updated Sun Feb 15, 2026 12:44:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
19204392267187,27sleep10-21swapper/107:07:421
19203382265187,28sleep00-21swapper/007:06:390
192077999631,43cyclictest2002443-21apt-get09:55:141
20396332620,4sleep10-21swapper/110:45:241
192077999602,40cyclictest1987599-21apt-get09:35:151
192077999591,41cyclictest2100524-21apt-get12:10:121
192077999582,40cyclictest2052834-21apt-get11:05:151
192077999581,39cyclictest2096851-21apt-get12:05:111
192077999572,37cyclictest1980137-21apt-get09:25:151
192077999571,37cyclictest2049112-21apt-get11:00:111
192077999569,25cyclictest1958438-21sshd08:44:261
192077999561,38cyclictest1998157-21apt-get09:50:071
192077999561,37cyclictest2071278-21apt-get11:30:121
192077999560,3cyclictest1975274-21chrt09:17:431
192077999560,2cyclictest1979064-21sh09:23:031
192077999552,38cyclictest2024227-21apt-get10:25:141
192077999552,37cyclictest2086142-21apt-get11:50:111
192077999551,3cyclictest2081888-21apt-get11:45:071
1920779995512,33cyclictest1922537-21seq07:13:471
1920779995511,24cyclictest2009227-21sh10:04:171
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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