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2026-05-13 - 15:06
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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
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack4slot3.osadl.org (updated Wed May 13, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1027128070,4sleep010269-21iostat07:15:200
114799915314,129cyclictest25196-21sshd09:40:400
114799915314,129cyclictest23839-21munin-node07:55:530
114799914914,124cyclictest8300-21pluginstate10:29:580
114799914814,97cyclictest2198-21grep11:50:180
114799914716,122cyclictest4971-21crond08:39:570
114799914715,122cyclictest30066-21tail11:35:350
114799914714,123cyclictest27597-21idleruntime-cro08:09:570
114799914714,123cyclictest17041-21pluginstate07:35:420
114799914617,120cyclictest7624-21timerwakeupswit08:45:500
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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