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2026-05-22 - 13:25
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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 rack7slot8.osadl.org (updated Thu May 21, 2026 14:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
32663217916,27sleep00-21swapper/007:07:110
5919914272,52cyclictest23955-21runrttasks08:40:400
5919913874,48cyclictest12978-21runrttasks10:02:080
5919913873,45cyclictest26553-21seq10:56:140
5919913870,48cyclictest4562-21wget07:25:120
5919913659,60cyclictest64432chrt09:37:510
5919913476,38cyclictest1725-21systemctl09:20:010
5919913471,24cyclictest754-21systemd-journal07:14:090
5919913460,40cyclictest25070-21awk08:45:290
5919913386,34cyclictest754-21systemd-journal11:41:260
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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