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2026-02-18 - 17:27
[ 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 18, 2026 12:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
40495692990,1sleep74049572-21sort12:00:507
37612512650,1sleep73761252-21cat10:01:007
3385797996058,2cyclictest3513685-21kworker/u16:2+events_unbound08:37:326
338539825949,7sleep50-21swapper/507:03:425
3385797995452,2cyclictest3980661-21kworker/u16:2+events_unbound12:00:396
3385797995250,2cyclictest4000037-21kworker/u16:5+events_unbound12:10:586
3385797995149,2cyclictest3726780-21kworker/u16:2+events_unbound10:15:526
338534625140,7sleep40-21swapper/407:03:004
3385797994845,2cyclictest3872691-21kworker/u16:2+events_unbound11:10:416
338546424736,8sleep60-21swapper/607:04:396
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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