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2026-03-16 - 07:20
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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 Mar 16, 2026 01:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2738326590,13sleep027382-21cut19:10:000
274339912681,35cyclictest11431-21users20:10:490
274339912680,37cyclictest19352-21grep22:50:040
274339912676,38cyclictest30655-21apt-get21:31:260
274339912580,35cyclictest3620-21/usr/sbin/munin23:55:410
274339912578,36cyclictest2536-21apt-config19:40:060
274339912486,27cyclictest19330-21apt-get22:51:310
274339912481,31cyclictest3760-21chrt19:42:100
274339912479,35cyclictest27385-21/usr/sbin/munin21:15:350
274339912478,37cyclictest9226-21df_inode00:15:250
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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