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2026-02-25 - 11:53
[ 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 Wed Feb 25, 2026 00:45:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
139591233166,23phc2sys0-21swapper/319:08:093
139591233166,23phc2sys0-21swapper/319:08:093
249742204170,22sleep20-21swapper/219:09:112
249742204170,22sleep20-21swapper/219:09:112
249722204171,22sleep00-21swapper/019:09:080
249722204171,22sleep00-21swapper/019:09:080
250112203171,21sleep10-21swapper/119:09:381
250112203171,21sleep10-21swapper/119:09:371
1100221770,7sleep12533399cyclictest19:45:231
3039921360,5sleep12533399cyclictest22:40:251
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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