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2026-02-04 - 16:12
[ 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 20 highest latencies:
System rackcslot4.osadl.org (updated Wed Feb 04, 2026 12:44:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
35134502256190,52sleep00-21swapper/007:08:260
35135612235195,26sleep10-21swapper/107:09:371
179699730,19rtkit-daemon1795-21rtkit-daemon11:07:130
179699640,4rtkit-daemon1795-21rtkit-daemon09:54:551
351369799622,40cyclictest3633974-21apt-get10:45:141
351369799611,41cyclictest3690674-21apt-get12:05:121
351369799592,38cyclictest3538467-21apt-get08:10:121
351369799592,33cyclictest3687085-21apt-get12:00:151
351369799590,8cyclictest3565682-21ssh09:12:231
3513697995812,26cyclictest3618820-21sh10:24:401
179699580,2rtkit-daemon1795-21rtkit-daemon07:15:341
3513697995715,25cyclictest3520778-40apt-check07:25:171
351369799570,9cyclictest3658456-21ssh11:19:011
179699570,4rtkit-daemon1795-21rtkit-daemon10:25:411
351369799568,28cyclictest0-21swapper/111:06:421
351369799560,4cyclictest3541958-21taskset08:17:561
179699560,3rtkit-daemon0-21swapper/011:10:480
179699550,4rtkit-daemon1795-21rtkit-daemon09:26:081
351369799549,33cyclictest3704186-21sh12:23:281
351369799541,4cyclictest3585381-21apt-get09:40:081
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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