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2026-01-01 - 16:24
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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 Jan 01, 2026 12:43:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71610rcu_preempt1958-21snmpd12:30:372
71610rcu_preempt1958-21snmpd12:30:372
71560rcu_preempt0-21swapper/209:42:532
71560rcu_preempt0-21swapper/209:42:532
71470rcu_preempt0-21swapper/210:40:532
71470rcu_preempt0-21swapper/210:40:532
71470rcu_preempt0-21swapper/210:40:532
71460rcu_preempt0-21swapper/208:00:452
71460rcu_preempt0-21swapper/208:00:452
71450rcu_preempt0-21swapper/108:00:361
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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