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2026-08-19 - 19:18
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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 Wed Aug 19, 2026 02:44:19)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2797127260,13sleep027970-21/usr/sbin/munin19:05:270
288399917281,35cyclictest22454-21apt-get20:52:070
288399915680,22cyclictest9158-21irqstats19:55:310
288399915579,19cyclictest30188-21/usr/sbin/munin23:25:470
288399915378,20cyclictest1122-21apt-get23:40:450
288399915180,48cyclictest14838-21sshd00:31:060
288399915178,53cyclictest3161-21cmp19:35:100
288399915078,36cyclictest1305-21snmpd22:59:280
288399914981,47cyclictest25669-21diskstats21:00:250
288399914978,50cyclictest9245-21/usr/sbin/munin22:05:190
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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