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2026-06-28 - 05:55
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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 Sat Jun 27, 2026 14:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28193212680,11sleep028192-21/usr/sbin/munin07:05:340
288039915768,43cyclictest12433-21apt-get10:17:070
288039914772,38cyclictest22376-21users08:50:500
288039914666,38cyclictest3706-21apt-get09:47:070
288039914575,30cyclictest1408-21nginx08:04:380
288039914472,35cyclictest1408-21nginx10:45:340
288039914364,39cyclictest5831-21ntp_states09:50:390
288039914166,38cyclictest2770-21df09:40:180
288039914070,50cyclictest3004-21/usr/sbin/munin11:50:110
288039913966,51cyclictest13662-21sshd12:30:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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