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2026-02-19 - 01:42
[ 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 rack3slot6.osadl.org (updated Thu Feb 19, 2026 00:44:59)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1609729830,23sleep10-21swapper/119:09:591
158732895,21sleep00-21swapper/019:08:060
222082830,17sleep122210-21aten2.4_r3power20:55:261
59572800,6sleep15958-21basename20:10:171
1623399726,56cyclictest32215-21apt-get00:25:140
16233996925,37cyclictest14-21ksoftirqd/021:10:280
16233996836,26cyclictest14-21ksoftirqd/023:40:160
1623399665,52cyclictest32433-21apt-get22:55:130
1623399645,21cyclictest5807-21apt-get20:10:130
16233996338,19cyclictest14-21ksoftirqd/023:50:010
16233996324,8cyclictest14-21ksoftirqd/020:45:550
16238996228,24cyclictest11353-21apt-get20:25:141
16233996241,16cyclictest0-21swapper/019:25:240
16233996221,15cyclictest16435-21kworker/0:221:25:130
16238996037,8cyclictest26-21ksoftirqd/100:29:571
16238996036,9cyclictest26-21ksoftirqd/100:04:471
16238996029,15cyclictest7336-21apt-get23:15:121
1623399605,11cyclictest14-21ksoftirqd/020:40:230
16233996029,26cyclictest14-21ksoftirqd/000:00:190
16238995936,8cyclictest26-21ksoftirqd/121:46:591
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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