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2026-06-20 - 11:40
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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 Sat Jun 20, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
29581799307,20cyclictest0-21swapper/122:00:011
295817992619,3cyclictest403545-21apt-get20:55:141
29581799261,21cyclictest571704-21apt-get23:40:121
29581799261,21cyclictest423868-21apt-get21:15:121
29581799252,22cyclictest536303-21apt-get23:05:101
295817992519,4cyclictest500-21dbus-daemon20:15:001
29581799251,21cyclictest566628-21apt-get23:35:121
29581799250,23cyclictest628095-21cron00:35:011
295824992420,3cyclictest459605-21cron21:50:003
295824992420,2cyclictest367546-21apt-get20:20:123
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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