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2026-02-07 - 10:47
[ 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
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack0slot0.osadl.org (updated Sat Feb 07, 2026 00:45:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
464721430,5sleep02719299cyclictest21:56:010
3165721400,0sleep50-21swapper/521:23:125
880321320,1sleep08802-21sshd21:19:230
2433521290,0sleep10-21swapper/121:37:031
1322121230,0sleep40-21swapper/423:00:184
1402821160,0sleep60-21swapper/623:21:436
3180421150,2sleep40-21swapper/422:46:564
1884721140,1sleep018840-21bash21:26:520
1884721140,1sleep018840-21bash21:26:510
1955521100,0sleep40-21swapper/421:34:024
157332960,1sleep315730-21sshd22:56:083
234142890,1sleep712802-21kworker/7:123:19:217
126202860,1sleep70-21swapper/721:49:207
203132840,0sleep30-21swapper/300:01:493
203132840,0sleep30-21swapper/300:01:493
157282830,0sleep10-21swapper/123:54:341
157282830,0sleep10-21swapper/123:54:341
134432830,0sleep10-21swapper/122:58:541
56992820,0sleep00-21swapper/023:21:210
213962810,4sleep62722599cyclictest22:19:316
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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