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2026-02-05 - 00:36
[ 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
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack0slot2.osadl.org (updated Wed Feb 04, 2026 12:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22963202990,1sleep72296321-21rm12:32:547
15853852990,1sleep60-21swapper/607:16:226
1562358995654,2cyclictest1962291-21kworker/u16:4+events_unbound10:41:516
156207325646,7sleep40-21swapper/407:06:204
20296152520,0sleep40-21swapper/410:41:354
156195625242,7sleep50-21swapper/507:04:445
156186125040,7sleep60-21swapper/607:03:256
15538742462,31sleep70-21swapper/707:01:417
1562358994543,2cyclictest2016560-21kworker/u16:1+events_unbound11:39:206
1562358994139,2cyclictest1788148-21kworker/u16:1+events_unbound09:19:526
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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