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2026-02-28 - 03:43
[ 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 Sat Feb 28, 2026 00:44:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2696021390,0sleep126952-21rm23:10:341
2495921370,3sleep21268499cyclictest22:35:092
66021260,0sleep00-21swapper/022:53:340
2959721180,1sleep229599-21id22:49:462
3157521130,1sleep21268499cyclictest21:43:472
3153421050,1sleep10-21swapper/100:33:171
137892930,3sleep10-21swapper/122:30:221
243482870,3sleep30-21swapper/300:39:323
183222870,2sleep30-21swapper/322:30:533
1232828732,51sleep30-21swapper/319:08:473
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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