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2026-02-07 - 07:12
[ 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 Sat Feb 07, 2026 00:45:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
139591232169,51phc2sys0-21swapper/319:07:213
207832204170,23sleep20-21swapper/219:09:152
207862203168,23sleep00-21swapper/019:09:170
205902203170,22sleep10-21swapper/119:06:451
650621270,7sleep02113099cyclictest00:15:240
1395918363,11phc2sys0-21swapper/319:10:003
21132996431,9cyclictest33-21ksoftirqd/222:20:012
21132996430,4cyclictest33-21ksoftirqd/220:35:012
21132996328,6cyclictest33-21ksoftirqd/221:50:162
21132996325,6cyclictest33-21ksoftirqd/220:20:262
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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