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2026-02-09 - 04:45
[ 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 Mon Feb 09, 2026 00:44:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
15365062264189,27sleep10-21swapper/119:09:491
15363342257195,48sleep00-21swapper/019:07:560
166812221660,2sleep10-21swapper/123:03:081
159058621510,5sleep11590585-21awk21:15:251
16250622790,4sleep10-21swapper/122:03:351
153667399592,6cyclictest1622291-21apt-get22:00:130
153667399583,5cyclictest1713150-21apt-get00:05:120
153667399573,7cyclictest1719985-21apt-get00:15:150
153667399573,6cyclictest1669198-21apt-get23:05:120
153667399571,6cyclictest1596840-21apt-get21:25:120
16494852560,5sleep10-21swapper/122:36:241
153667399553,8cyclictest1734398-21apt-get00:35:150
153667399552,6cyclictest1716354-21apt-get00:10:100
153667399552,6cyclictest1611402-21/usr/sbin/munin21:45:250
153667399543,6cyclictest1577417-21apt-get20:50:110
153667399542,7cyclictest1539725-21apt-get19:15:130
153667399542,5cyclictest1557336-21apt-get20:00:140
179699530,4rtkit-daemon1795-21rtkit-daemon23:18:451
153667399532,7cyclictest1600516-21apt-get21:30:120
153667399532,4cyclictest1723564-21apt-get00:20:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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