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2026-01-18 - 04:01
[ 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 Sun Jan 18, 2026 00:45:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
268092233169,52sleep20-21swapper/219:09:352
264942233167,22sleep00-21swapper/019:05:350
139591206172,22phc2sys0-21swapper/319:08:213
265822204169,23sleep10-21swapper/119:06:451
2568121480,3sleep32713899cyclictest22:30:223
139291930,70ptp4l0-21swapper/319:10:023
2713899636,7cyclictest31726-21awk19:20:003
2713899575,6cyclictest14462-21sort20:55:253
2713899567,7cyclictest10608-21readlink00:14:593
139291560,1ptp4l391rcuc/322:05:203
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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