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2026-04-07 - 08:07
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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
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack7slot2.osadl.org (updated Tue Apr 07, 2026 00:44:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
379480399146112,19cyclictest0-21swapper/019:10:010
3794803999890,6cyclictest3823300-21kworker/u4:6+events_unbound21:17:380
3794804999083,5cyclictest3995349-21kworker/u4:12+events_unbound00:23:141
3794804997743,30cyclictest3794739-21kworker/u4:2-rpciod22:09:591
3794804997638,10cyclictest3954834-21mailstats23:35:401
3794803997465,6cyclictest3921106-21kworker/u4:4+events_unbound22:58:020
3794803997343,24cyclictest3975666-21cpu00:00:160
3794803997259,8cyclictest3953631-21latency_hist23:35:010
3794803997064,4cyclictest3917349-21kworker/u4:1+events_unbound22:53:010
3794803996860,6cyclictest3850610-21kworker/u4:9+events_unbound21:42:470
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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