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2026-03-04 - 06:46
[ 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 rackdslot2.osadl.org (updated Wed Mar 04, 2026 00:45:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
161342208175,22sleep00-21swapper/019:06:520
161342208175,22sleep00-21swapper/019:06:520
163222205170,23sleep20-21swapper/219:09:192
163222205170,23sleep20-21swapper/219:09:192
160312205169,24sleep30-21swapper/319:05:373
160312205169,24sleep30-21swapper/319:05:373
161352202169,22sleep10-21swapper/119:06:521
161352202169,22sleep10-21swapper/119:06:521
889021800,6sleep11666999cyclictest00:30:131
139291620,1ptp4l401ktimersoftd/323:39:593
71972570,5sleep17194-21needreboot22:10:221
252792510,4sleep11666999cyclictest22:50:001
139291510,1ptp4l0-21swapper/300:25:313
139291510,1ptp4l0-21swapper/300:25:313
116432490,3sleep30-21swapper/322:20:193
139291460,1ptp4l401ktimersoftd/323:03:393
16669994438,3cyclictest22362-21sh20:30:001
16671994337,3cyclictest41-21ksoftirqd/300:40:003
16671994237,3cyclictest41-21ksoftirqd/323:00:003
16670994237,3cyclictest33-21ksoftirqd/221:45:002
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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