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2025-12-02 - 19:52
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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 rackcslot3.osadl.org (updated Tue Dec 02, 2025 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
81800rcu_preempt29080-21ssh12:18:030
81780rcu_preempt12605-21rm09:52:221
81770rcu_preempt0-21swapper/107:07:531
81750rcu_preempt0-21swapper/110:35:061
81750rcu_preempt0-21swapper/107:59:591
81740rcu_preempt19708-21diskmemload12:25:091
81740rcu_preempt0-21swapper/107:50:081
81730rcu_preempt18566-21munin-run11:59:461
81710rcu_preempt19708-21diskmemload11:57:150
81710rcu_preempt0-21swapper/111:32:561
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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