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2026-01-31 - 15:52
[ 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 Sat Jan 31, 2026 12:44:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
29077472263187,27sleep10-21swapper/107:06:291
29078252261187,28sleep00-21swapper/007:07:190
291912521410,2sleep10-21swapper/107:35:171
179699760,4rtkit-daemon1795-21rtkit-daemon12:10:180
290820599642,42cyclictest3036904-21apt-get11:00:121
290820599622,39cyclictest2975320-21apt-get09:35:121
290820599612,39cyclictest3095150-21apt-get12:20:121
290820599612,39cyclictest2912841-21apt-get07:20:151
290820599602,37cyclictest3040591-21apt-get11:05:111
290820599602,33cyclictest2928558-21apt-get08:00:101
290820599592,38cyclictest2952851-21apt-get09:00:141
290820599592,37cyclictest3091450-21apt-get12:15:121
290820599591,38cyclictest3047672-21apt-get11:15:161
290820599581,37cyclictest2948931-21apt-get08:50:151
179699580,3rtkit-daemon1795-21rtkit-daemon10:56:561
290820599563,34cyclictest2950876-21apt-get08:55:141
290820599562,34cyclictest3084267-21apt-get12:05:131
290820599562,32cyclictest2971637-21apt-get09:30:141
290820599561,35cyclictest3069616-21apt-get11:45:131
290820599561,34cyclictest3019027-21apt-get10:35:141
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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