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2026-01-14 - 15:19
[ 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 14, 2026 12:44:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
18883212262194,54sleep00-21swapper/007:08:390
18882042248206,28sleep10-21swapper/107:07:251
203676921570,5sleep10-21swapper/111:25:221
194932021370,4sleep11949310-21apt-get09:25:121
19303622570,1chrt1929746-21/usr/sbin/munin08:50:280
179699560,3rtkit-daemon0-21swapper/111:17:241
179699550,3rtkit-daemon1795-21rtkit-daemon11:41:370
179699540,3rtkit-daemon0-21swapper/109:47:520
179699530,4rtkit-daemon1795-21rtkit-daemon09:35:490
179699530,1rtkit-daemon1795-21rtkit-daemon11:47:350
179699520,4rtkit-daemon1795-21rtkit-daemon11:12:350
179699520,4rtkit-daemon1795-21rtkit-daemon08:03:060
179699520,4rtkit-daemon1795-21rtkit-daemon07:19:330
20818722510,2sleep00-21swapper/012:27:460
179699510,4rtkit-daemon1795-21rtkit-daemon08:12:310
179699510,3rtkit-daemon1795-21rtkit-daemon12:16:260
179699510,3rtkit-daemon1795-21rtkit-daemon10:52:490
179699500,4rtkit-daemon1795-21rtkit-daemon12:06:370
179699500,4rtkit-daemon1795-21rtkit-daemon09:15:451
179699490,4rtkit-daemon1795-21rtkit-daemon07:29:410
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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