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2026-01-16 - 16:03
[ 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 20 highest latencies:
System rack3slot6.osadl.org (updated Fri Jan 16, 2026 12:45:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
12736210132,23sleep10-21swapper/107:09:381
12904998857,17cyclictest14-21ksoftirqd/012:20:140
1290499877,67cyclictest29991-21apt-get07:55:130
12904998738,36cyclictest14-21ksoftirqd/010:50:130
12904998716,63cyclictest0-21swapper/009:25:140
12904998716,63cyclictest0-21swapper/009:25:140
12904998714,18cyclictest0-21swapper/007:15:350
12904998714,18cyclictest0-21swapper/007:15:340
12904998618,57cyclictest0-21swapper/010:00:130
12904998615,63cyclictest0-21swapper/009:50:140
12904998614,64cyclictest0-21swapper/009:05:230
12904998614,60cyclictest0-21swapper/012:15:100
1290499856,66cyclictest18362-21apt-get10:25:140
12904998560,13cyclictest14-21ksoftirqd/011:15:120
245122840,9sleep10-21swapper/110:40:321
12904998460,13cyclictest14-21ksoftirqd/007:30:170
12904998417,54cyclictest0-21swapper/008:15:180
12904998411,59cyclictest0-21swapper/008:45:130
1290499836,62cyclictest18608-21apt-get08:55:110
12904998317,53cyclictest0-21swapper/007:10:100
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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