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2026-08-03 - 01:39
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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 Sun Aug 02, 2026 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1807165993430,2cyclictest1837628-21turbostat07:40:003
180715999310,2cyclictest1955336-21chrt09:35:121
180716199301,27cyclictest0-21swapper/210:15:132
1807159993019,9cyclictest0-21swapper/109:20:001
180716199291,25cyclictest0-21swapper/209:10:132
180716599281,24cyclictest2032492-21cron10:50:003
180716199280,8cyclictest0-21swapper/207:45:132
180716199280,25cyclictest0-21swapper/211:30:122
180715999280,27cyclictest1812207-21systemd-run07:15:001
180716599271,22cyclictest2129771-21apt-get12:25:133
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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