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2026-03-02 - 20:42
[ 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 Mar 02, 2026 12:44:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
7870122275193,28sleep10-21swapper/107:08:001
7868882254180,58sleep00-21swapper/007:06:400
787312991306,100cyclictest928262-21needreboot11:15:200
8549072600,4sleep10-21swapper/109:35:131
9205152550,2sleep00-21swapper/011:05:180
7920602540,3sleep10-21swapper/107:20:131
9515532530,4sleep10-21swapper/111:46:051
8599302470,4sleep00-21swapper/009:41:320
179699460,8rtkit-daemon0-21swapper/007:29:220
9120662450,2sleep10-21swapper/110:53:221
179699430,3rtkit-daemon0-21swapper/009:32:390
179699410,3rtkit-daemon0-21swapper/010:56:370
179699400,2rtkit-daemon0-21swapper/007:13:550
179699390,3rtkit-daemon0-21swapper/008:22:561
78731599341,31cyclictest763-21dbus-daemon08:20:011
9254932320,6sleep126-21ksoftirqd/111:10:331
787315993128,2cyclictest18150irq/39-mmc009:45:151
78731299313,7cyclictest967547-21apt-get12:10:130
78731599292,19cyclictest876408-21apt-get10:05:131
787315992917,2cyclictest0-21swapper/108:00:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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