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2026-03-28 - 17:01
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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 Mar 28, 2026 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3670404992623,2cyclictest3756856-21munin-plugin-st08:34:593
367040499261,20cyclictest3986169-21apt-get12:20:133
367039499261,21cyclictest3700971-21apt-get07:40:111
367038699264,21cyclictest3889478-21date10:45:000
3670404992521,2cyclictest3965943-21apt-get12:00:103
367040499251,21cyclictest3747000-21apt-get08:25:093
367039899252,21cyclictest3930490-21apt-get11:25:122
3670398992520,3cyclictest3797999-21apt-get09:15:142
3670398992520,3cyclictest3731770-21apt-get08:10:142
3670398992520,2cyclictest3996277-21apt-get12:30:132
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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