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2026-02-21 - 01:10
[ 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 Fri Feb 20, 2026 12:44:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
16390382248186,48sleep10-21swapper/107:05:491
16392062239197,28sleep00-21swapper/007:07:350
179699580,3rtkit-daemon0-21swapper/108:15:501
179699580,3rtkit-daemon0-21swapper/108:15:501
179699570,3rtkit-daemon0-21swapper/111:54:121
179699550,3rtkit-daemon1795-21rtkit-daemon08:50:061
179699550,3rtkit-daemon0-21swapper/112:00:021
179699540,4rtkit-daemon1795-21rtkit-daemon07:33:081
179699540,3rtkit-daemon0-21swapper/108:08:361
179699530,3rtkit-daemon0-21swapper/109:52:101
179699530,3rtkit-daemon0-21swapper/107:57:331
179699530,23rtkit-daemon1639565-21cyclictest08:25:211
179699520,4rtkit-daemon1702173-21ssh09:28:401
179699520,4rtkit-daemon1702173-21ssh09:28:391
179699520,3rtkit-daemon0-21swapper/109:38:011
179699520,3rtkit-daemon0-21swapper/107:46:261
179699520,21rtkit-daemon1639565-21cyclictest11:18:071
179699510,4rtkit-daemon1795-21rtkit-daemon10:22:221
179699510,4rtkit-daemon1795-21rtkit-daemon09:09:501
179699510,4rtkit-daemon1795-21rtkit-daemon08:45:531
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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