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2026-02-24 - 02:05
[ 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 Mon Feb 23, 2026 12:44:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
30850782263186,28sleep10-21swapper/107:09:081
30849072249207,28sleep00-21swapper/007:07:190
32672012730,1chrt3267103-21/usr/sbin/munin12:10:131
308526299603,10cyclictest3184522-21apt-get10:15:110
179699600,12rtkit-daemon1795-21rtkit-daemon10:41:431
179699590,4rtkit-daemon1795-21rtkit-daemon08:21:011
308526299572,10cyclictest3231391-21apt-get11:20:120
179699560,4rtkit-daemon1795-21rtkit-daemon10:48:261
179699510,3rtkit-daemon1795-21rtkit-daemon09:33:441
179699500,4rtkit-daemon1795-21rtkit-daemon11:14:100
179699500,3rtkit-daemon1795-21rtkit-daemon09:37:151
179699490,8rtkit-daemon0-21swapper/111:45:221
179699480,3rtkit-daemon1795-21rtkit-daemon07:40:470
308526299414,10cyclictest3169834-21apt-get09:55:140
308526299413,9cyclictest3154658-21apt-get09:35:140
308526299403,10cyclictest3260031-21apt-get12:00:130
308526299393,10cyclictest3227833-21apt-get11:15:150
179699390,5rtkit-daemon3147590-21strings09:25:201
179699390,3rtkit-daemon0-21swapper/011:22:231
179699380,3rtkit-daemon0-21swapper/008:18:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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