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2026-03-05 - 10:59
[ 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 Mar 05, 2026 00:44:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
6178732265192,56sleep10-21swapper/119:05:381
6180382251169,27sleep00-21swapper/019:07:240
179699700,4rtkit-daemon1795-21rtkit-daemon22:25:510
7719032600,3sleep10-21swapper/123:34:281
179699540,4rtkit-daemon1795-21rtkit-daemon21:12:341
7919262530,4sleep126-21ksoftirqd/100:00:431
179699520,4rtkit-daemon1795-21rtkit-daemon19:24:081
61838899502,7cyclictest754687-21apt-get23:10:141
179699500,4rtkit-daemon1795-21rtkit-daemon22:21:100
179699500,4rtkit-daemon1795-21rtkit-daemon20:49:090
179699500,3rtkit-daemon1795-21rtkit-daemon19:46:021
61838899492,8cyclictest652813-21apt-get20:35:121
179699490,3rtkit-daemon1795-21rtkit-daemon19:40:571
61838899472,6cyclictest761752-21apt-get23:20:121
179699470,3rtkit-daemon1795-21rtkit-daemon21:49:500
7397592460,4sleep0161rcuc/022:50:000
7384342460,4sleep126-21ksoftirqd/122:47:001
179699450,3rtkit-daemon1795-21rtkit-daemon22:42:390
7748932440,2sleep10-21swapper/123:37:541
6388502430,4sleep0638854-21cpuspeed_turbos20:00:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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