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2026-01-28 - 16:28
[ 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 Jan 28, 2026 12:44:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
14232212267189,29sleep10-21swapper/107:08:321
14231972266224,28sleep00-21swapper/007:08:170
16110952580,4sleep11611061-21python312:20:011
142348399583,9cyclictest1464759-21apt-get08:50:130
142348399583,9cyclictest1464759-21apt-get08:50:120
179699500,3rtkit-daemon1795-21rtkit-daemon08:03:480
179699490,3rtkit-daemon1795-21rtkit-daemon09:37:050
179699490,3rtkit-daemon1795-21rtkit-daemon08:34:461
179699470,3rtkit-daemon1795-21rtkit-daemon08:29:241
179699460,10rtkit-daemon1795-21rtkit-daemon08:30:190
142348399432,10cyclictest1532217-21apt-get10:30:100
142348399423,10cyclictest1557417-21apt-get11:05:140
142348399422,14cyclictest1476650-21apt-get09:15:150
142348399412,13cyclictest1438024-21apt-get07:45:130
179699400,3rtkit-daemon0-21swapper/007:57:051
179699390,3rtkit-daemon0-21swapper/010:42:490
142348399393,9cyclictest1458789-21apt-get08:35:130
179699380,3rtkit-daemon0-21swapper/008:41:430
142348399383,9cyclictest1575267-21apt-get11:30:130
142348399383,9cyclictest1448195-21apt-get08:10:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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