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2026-01-22 - 06:35
[ 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 10 highest latencies:
System rackdslot2.osadl.org (updated Thu Jan 22, 2026 00:46:00)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
85052207173,22sleep30-21swapper/319:06:373
86052204171,22sleep10-21swapper/119:07:551
85812204171,22sleep20-21swapper/219:07:362
85222204171,22sleep00-21swapper/019:06:500
1855521770,4sleep3924999cyclictest21:40:243
139291790,1ptp4l391rcuc/300:30:203
187132700,2sleep30-21swapper/322:50:013
9245996328,4cyclictest9-21ksoftirqd/021:25:200
9245996324,11cyclictest9-21ksoftirqd/023:30:130
9245996225,7cyclictest9-21ksoftirqd/019:40:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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