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2026-02-08 - 16:50
[ 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 rackcslot4.osadl.org (updated Sun Feb 08, 2026 12:44:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
40773202259188,27sleep10-21swapper/107:08:331
40774232246186,45sleep00-21swapper/007:09:370
179699740,4rtkit-daemon1795-21rtkit-daemon08:12:230
179699680,3rtkit-daemon1795-21rtkit-daemon09:04:410
41887122620,4sleep00-21swapper/010:35:140
407759999622,42cyclictest4170556-21apt-get10:10:150
407759999590,27cyclictest4085928-21latency_hist07:30:010
407759999582,38cyclictest4159539-21apt-get09:55:120
407759999580,26cyclictest1-21systemd11:00:010
407759999571,38cyclictest4151698-21apt-get09:45:070
407759999571,38cyclictest4151698-21apt-get09:45:070
407759999571,33cyclictest46899-21grep11:45:240
407759999570,26cyclictest4097775-21date08:00:010
179699570,3rtkit-daemon1795-21rtkit-daemon10:30:540
407759999561,39cyclictest4163243-21apt-get10:00:140
407759999561,33cyclictest4178655-21/usr/sbin/munin10:20:190
407759999561,29cyclictest50513-21mailstats11:50:240
407759999561,28cyclictest4084018-21date07:25:010
407759999560,39cyclictest20279-21apt-get11:10:150
407759999560,31cyclictest74587-21apt-get12:25:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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