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2026-03-10 - 22:11
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 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 rack7slot3.osadl.org (updated Tue Mar 10, 2026 12:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
21078280522sleep21075-21cat07:03:040
2184999260233cyclictest20816-21ssh09:24:020
218499925894cyclictest19490-21proc_pri11:24:460
2184999257228cyclictest4591-21grep12:33:430
218499925592cyclictest3285-21munin-node0
2184999255230cyclictest6470-21missed_timers10:34:270
218499925487cyclictest7924-21proc_pri10:39:490
2184999254228cyclictest2461-21cron07:12:340
2184999254227cyclictest26754-21ssh11:53:390
218499925292cyclictest17144-21sh11:15:330
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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