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2026-09-22 - 12:07
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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 Sep 21, 2026 14:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22180219024,141sleep022178-21ntp_states07:05:310
22985991756,110cyclictest12862-21apt-get10:47:110
22985991719,109cyclictest20704-21apt-get11:16:410
22985991678,105cyclictest23905-21df11:25:180
229859916742,106cyclictest10250irq/56-4a10000008:31:130
229859916440,105cyclictest29045-21awk11:45:370
22985991597,130cyclictest1305-21snmpd08:59:200
22985991588,113cyclictest29912-21/usr/sbin/munin07:35:510
22985991587,132cyclictest19093-21sshd09:00:270
229859915727,94cyclictest5515-21wget10:15:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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