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2026-05-19 - 12:02
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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 Mon May 18, 2026 14:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
6018222030,58sleep00-21swapper/007:09:030
61969913646,38cyclictest16035-21apt-get07:47:090
61969912345,58cyclictest1-21systemd12:25:530
61969912248,37cyclictest7755-21apt-config07:15:130
61969912051,50cyclictest27499-21users08:25:490
61969912050,51cyclictest10537-21cut07:25:110
61969911947,35cyclictest21830-21memory08:05:340
61969911940,26cyclictest13152-21apt-get07:37:090
61969911896,12cyclictest0-21swapper/007:10:040
61969911842,56cyclictest1408-21nginx09:50:090
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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