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2026-02-24 - 14:47
[ 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 Tue Feb 24, 2026 00:44:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
5165812270192,28sleep10-21swapper/119:07:301
5165892254187,52sleep00-21swapper/019:07:360
58335721420,4sleep0161rcuc/021:35:000
6536962680,3sleep1251rcuc/123:10:221
5295892590,4sleep10-21swapper/119:40:151
179699510,4rtkit-daemon1795-21rtkit-daemon21:58:140
179699510,3rtkit-daemon1795-21rtkit-daemon22:53:460
179699490,4rtkit-daemon1795-21rtkit-daemon19:51:001
179699480,4rtkit-daemon1795-21rtkit-daemon19:38:321
179699430,3rtkit-daemon1795-21rtkit-daemon22:25:431
7105002400,1sleep10-21swapper/100:30:221
51695099400,9cyclictest13-21ksoftirqd/022:10:020
179699400,3rtkit-daemon0-21swapper/021:41:070
51695099390,7cyclictest13-21ksoftirqd/023:40:000
179699390,4rtkit-daemon1795-21rtkit-daemon20:38:050
179699390,3rtkit-daemon0-21swapper/022:50:010
51695599380,36cyclictest536555-21kworker/u8:120:55:371
51695099383,4cyclictest13-21ksoftirqd/000:20:000
51695099380,9cyclictest13-21ksoftirqd/000:10:010
51695099380,8cyclictest13-21ksoftirqd/021:15:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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