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2026-01-22 - 15:28
[ 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 Thu Jan 22, 2026 12:44:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
26469812260185,27sleep10-21swapper/107:07:471
26469892253188,50sleep00-21swapper/007:07:510
27659812750,3sleep00-21swapper/010:45:510
27994972690,4sleep10-21swapper/111:33:501
27710572640,2sleep00-21swapper/010:55:100
27775992560,3sleep1251rcuc/111:03:541
27775992560,3sleep1251rcuc/111:03:541
27783802520,4sleep10-21swapper/111:05:091
179699510,3rtkit-daemon0-21swapper/012:24:250
179699490,9rtkit-daemon0-21swapper/012:36:130
179699490,3rtkit-daemon0-21swapper/010:50:250
28299832450,4sleep12828948-21apt-get12:15:261
179699450,3rtkit-daemon0-21swapper/010:10:320
179699450,3rtkit-daemon0-21swapper/009:25:170
179699440,3rtkit-daemon0-21swapper/108:32:511
179699440,3rtkit-daemon0-21swapper/011:17:310
179699440,3rtkit-daemon0-21swapper/008:46:090
179699430,3rtkit-daemon0-21swapper/009:24:490
2647298994213,6cyclictest13-21ksoftirqd/009:45:010
179699420,3rtkit-daemon0-21swapper/009:38:500
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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