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2026-02-20 - 08:27
[ 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 rackdslot2.osadl.org (updated Fri Feb 20, 2026 00:45:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
139591235172,51phc2sys0-21swapper/319:09:113
30202208173,23sleep20-21swapper/219:08:222
30612206173,22sleep00-21swapper/019:08:530
28512205172,22sleep10-21swapper/119:06:161
440421580,4sleep3344499cyclictest22:30:253
984321490,6sleep2344399cyclictest20:30:012
1395918561,16phc2sys0-21swapper/319:10:013
315028363,11sleep00-21swapper/019:10:000
3441997614,17cyclictest20548-21chrt19:45:130
3441996712,11cyclictest13407-21awk20:35:250
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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