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2026-01-15 - 07:19
[ 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 10 highest latencies:
System rack5slot0.osadl.org (updated Thu Jan 15, 2026 00:44:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
944321460,0sleep09442-21sshd22:23:070
494521260,4sleep32685299cyclictest21:15:213
207821000,3sleep22073-21bash22:59:362
27262910,2sleep10-21swapper/100:17:491
2635429034,51sleep10-21swapper/119:07:121
216442900,4sleep021642-21df23:15:120
186692900,2sleep118662-21sshd23:35:131
273882870,0sleep027386-21sshd23:39:370
2626728634,48sleep30-21swapper/319:06:063
199472830,3sleep20-21swapper/223:52:212
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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