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2026-06-11 - 05:37
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack4slot4.osadl.org (updated Thu Jun 11, 2026 00:44:20)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71780rcu_preempt0-21swapper/221:30:562
71780rcu_preempt0-21swapper/221:30:562
71780rcu_preempt0-21swapper/221:30:562
857599561cyclictest9360-21apt-get20:43:320
857599561cyclictest9360-21apt-get20:43:320
857599541cyclictest3745-21awk21:48:400
857599541cyclictest3745-21awk21:48:400
8575995413cyclictest0-21swapper/020:38:350
8575995413cyclictest0-21swapper/020:38:350
8575995411cyclictest11760-21kernelversion22:03:410
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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