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2025-12-22 - 07:05
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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 Dec 22, 2025 00:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
47165023060,3sleep0471651-21basename00:00:290
43936422530,3chrt439363-21/usr/sbin/munin22:05:230
39034399246214,20cyclictest450742-21kworker/u2:122:45:450
41459622360,3chrt414597-21ntpq20:35:560
39034399236204,20cyclictest461477-21kworker/u2:200:00:010
39034399233201,20cyclictest461477-21kworker/u2:223:55:070
47833922320,3chrt478337-21ld00:25:440
44210222300,3chrt442097-21df22:15:180
39034399229197,20cyclictest428458-21kworker/u2:021:30:380
39034399227195,20cyclictest393629-21kworker/u2:219:50:370
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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