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2026-03-07 - 16:01
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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 Fri Mar 06, 2026 12:44:00)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71450rcu_preempt2987-21copy08:06:530
71450rcu_preempt2987-21copy08:06:530
71450rcu_preempt2987-21copy08:06:530
46650440irq/116-QManpo1369-213
46650440irq/116-QManpo1369-213
71430rcu_preempt0-21swapper/009:51:450
71430rcu_preempt0-21swapper/009:51:450
20106994317cyclictest1743-21aten_r4power_po08:01:490
20106994317cyclictest1743-21aten_r4power_po08:01:490
20106994317cyclictest1743-21aten_r4power_po08:01:490
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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