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2025-12-19 - 08:56
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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 20 highest latencies:
System rack7slot2.osadl.org (updated Fri Dec 19, 2025 00:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
27419499120113,5cyclictest387750-21kworker/u4:8+events_unbound23:17:121
27419499114106,6cyclictest351793-21kworker/u4:5+events_unbound22:18:101
274194999782,6cyclictest256603-21kworker/u4:9+events_unbound19:12:401
274194999279,6cyclictest276697-21kworker/u4:13+events_unbound19:40:011
274194998881,5cyclictest303642-21kworker/u4:12+events_unbound21:02:541
274194998880,6cyclictest315651-21kworker/u4:4+events_unbound21:22:581
274192998879,7cyclictest289560-21kworker/u4:11+events_unbound20:45:000
274194998780,5cyclictest4013660-21kworker/u4:6+events_unbound19:32:401
274194998779,6cyclictest276696-21kworker/u4:12+events_unbound20:02:461
274194998375,6cyclictest298530-21kworker/u4:4+events_unbound20:57:541
274194998174,5cyclictest4013660-21kworker/u4:6+events_unbound19:47:421
274194998072,6cyclictest271600-21kworker/u4:3+events_unbound19:22:381
274194997966,6cyclictest294687-21kworker/u4:1+events_unbound20:37:511
274194997870,6cyclictest285723-21kworker/u4:3+events_unbound19:57:451
274194997669,5cyclictest339584-21kworker/u4:6+events_unbound21:53:041
274194997366,5cyclictest4013660-21kworker/u4:6+events_unbound19:17:011
274194996959,8cyclictest53-21kswapd000:00:381
274192996857,8cyclictest53-21kswapd000:20:130
274194996558,5cyclictest387198-21kworker/u4:1+events_unbound23:25:041
274192996557,6cyclictest339588-21kworker/u4:12+events_unbound21:55:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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