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2026-02-25 - 18:39
[ 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 Wed Feb 25, 2026 12:44:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
12420042268187,28sleep10-21swapper/107:09:441
12409292243183,45sleep00-21swapper/007:05:240
124217099543,9cyclictest1435783-21apt-get12:30:121
179699530,5rtkit-daemon1795-21rtkit-daemon10:28:541
179699530,4rtkit-daemon1795-21rtkit-daemon09:28:210
179699530,3rtkit-daemon1795-21rtkit-daemon10:20:181
124217099533,8cyclictest1306435-21apt-get09:30:121
124217099522,7cyclictest1264917-21apt-get08:05:131
179699510,3rtkit-daemon1795-21rtkit-daemon11:10:581
124217099511,8cyclictest1259045-21apt-get07:50:121
124217099511,7cyclictest1407121-21apt-get11:50:111
179699500,4rtkit-daemon1795-21rtkit-daemon08:14:040
124217099503,6cyclictest1279540-21apt-get08:40:131
179699490,3rtkit-daemon1795-21rtkit-daemon10:45:301
179699490,3rtkit-daemon1795-21rtkit-daemon09:53:220
179699490,3rtkit-daemon1795-21rtkit-daemon08:02:250
124217099492,7cyclictest1262968-21apt-get08:00:131
179699480,4rtkit-daemon1795-21rtkit-daemon10:52:411
124217099482,7cyclictest1242296-21apt-get07:10:111
179699470,2rtkit-daemon1795-21rtkit-daemon10:04:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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