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2026-03-04 - 22:22
[ 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 Mar 04, 2026 12:44:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
31722842268193,28sleep10-21swapper/107:06:521
31722772253194,44sleep00-21swapper/007:06:470
317269599612,38cyclictest3340040-21apt-get11:55:120
317269599611,38cyclictest3357888-21apt-get12:20:120
317269599602,37cyclictest3236179-21apt-get09:30:120
317269599592,38cyclictest3289864-21apt-get10:45:100
317269599591,39cyclictest3215459-21apt-get08:55:140
179699580,4rtkit-daemon1795-21rtkit-daemon07:26:170
179699580,3rtkit-daemon0-21swapper/012:18:490
32337652560,4sleep03233768-21grep09:25:250
317269599563,36cyclictest3219377-21apt-get09:05:110
179699560,4rtkit-daemon0-21swapper/010:25:230
179699560,3rtkit-daemon0-21swapper/012:04:270
179699560,3rtkit-daemon0-21swapper/010:18:040
179699560,3rtkit-daemon0-21swapper/009:54:550
317269599552,36cyclictest3221390-21apt-get09:10:140
3172695995513,22cyclictest3241560-21sh09:35:550
179699550,3rtkit-daemon1795-21rtkit-daemon10:33:540
179699550,3rtkit-daemon0-21swapper/011:50:231
179699540,3rtkit-daemon0-21swapper/012:30:310
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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