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2026-08-03 - 08:41
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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
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack3slot2.osadl.org (updated Mon Aug 03, 2026 00:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
145846199262232,18cyclictest1537865-21kworker/u2:000:00:090
154218022530,3chrt1542170-21ntpq00:10:400
146206822500,3chrt1461387-21/usr/sbin/munin19:21:180
145846199239208,19cyclictest1537865-21kworker/u2:000:00:170
149647722330,2sleep01496478-21cat21:25:330
145846199221189,20cyclictest1466051-21kworker/u2:119:50:320
145846199218191,16cyclictest1537865-21kworker/u2:000:05:380
148908822110,3sleep01489089-21ls21:00:000
145846199211181,18cyclictest1498398-21kworker/u2:221:45:080
145846199211180,19cyclictest1526721-21kworker/u2:323:50:380
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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