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2026-01-14 - 14:11
[ 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 10 highest latencies:
System rackbslot7.osadl.org (updated Wed Jan 14, 2026 00:44:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2379921749,116sleep223855-21ls19:04:552
23058214110,89sleep023131-21cpuspeed19:04:280
24531991312,119cyclictest5174-21apt-get23:59:571
245319913054,41cyclictest352-21runrttasks23:31:201
24531991252,103cyclictest15206-21apt-get22:29:251
24033211411,76sleep124040-21users19:04:581
24531991139,94cyclictest21804-21apt-get23:34:341
24531991102,73cyclictest28444-21apt-get20:59:371
1427121000,22sleep131-21ksoftirqd/120:14:461
2453199958,72cyclictest13102-21apt-get23:19:291
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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