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2026-03-01 - 09:25
[ 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 10 highest latencies:
System rack5slot0.osadl.org (updated Sat Feb 28, 2026 12:44:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1986021200,2sleep20-21swapper/210:21:182
2981621150,2sleep30-21swapper/309:13:023
967021090,4sleep21091799cyclictest12:16:382
1048029532,50sleep10-21swapper/107:07:521
1048229334,47sleep30-21swapper/307:07:543
31082920,2sleep20-21swapper/209:51:312
146542860,2sleep10-21swapper/109:25:141
263462850,1sleep00-21swapper/009:57:270
170292840,1sleep017028-21id09:21:520
32602830,2sleep00-21swapper/011:40:340
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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