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2025-12-02 - 02:59
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 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 rack5slot7.osadl.org (updated Tue Dec 02, 2025 00:44:10)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4127224102173,184sleep00-21swapper17:39:400
42469917017,124cyclictest21457-21apt-get22:40:540
42469916820,122cyclictest21906-21munin-run21:05:280
42469916813,131cyclictest6786-21/usr/sbin/munin17:56:100
42469916623,98cyclictest26886-21memory22:56:440
42469916616,122cyclictest18675-21apt-get20:55:490
42469916419,119cyclictest6705-21df21:56:150
42469916417,119cyclictest4752-21apt-get21:50:470
42469916217,120cyclictest15161-21munin-run20:45:300
42469916216,102cyclictest32527-21apt-get20:00:470
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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