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2026-08-14 - 08:35
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Data to construct the above plot have been generated using the RT test utility cyclictest.

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 rackeslot4.osadl.org (updated Fri Aug 14, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
768473993210,2cyclictest0-21swapper/220:40:162
76847399260,24cyclictest963640-21cut22:20:172
768471992624,1cyclictest932367-21cron21:50:001
76846799260,24cyclictest3777322-21systemd-journal19:50:000
76847399251,3cyclictest0-21swapper/223:00:002
76847399251,22cyclictest892037-21apt-get21:10:132
768471992521,2cyclictest937739-21apt-get21:55:141
768471992519,4cyclictest794647-21cut19:35:161
768467992520,3cyclictest917433-21apt-get21:35:120
768467992520,3cyclictest778918-21apt-get19:20:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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