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2024-07-16 - 08:34
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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 20 highest latencies:
System rack4slot4.osadl.org (updated Tue Jul 16, 2024 00:50:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
849999573cyclictest0-21swapper/021:40:470
849999573cyclictest0-21swapper/021:40:470
71550rcu_preempt0-21swapper/001:04:270
849999543cyclictest0-21swapper/023:00:160
849999543cyclictest0-21swapper/023:00:160
71530rcu_preempt0-21swapper/100:22:231
71530rcu_preempt0-21swapper/100:22:231
46050530irq/122-QManpo27969-210
71520rcu_preempt0-21swapper/123:33:491
71520rcu_preempt0-21swapper/123:33:491
849999513cyclictest30874-21irqstats23:08:480
849999513cyclictest30874-21irqstats23:08:480
849999513cyclictest27704-21/usr/sbin/munin22:03:350
849999513cyclictest27704-21/usr/sbin/munin22:03:350
849999512cyclictest9666-21/usr/sbin/munin23:29:020
849999512cyclictest9666-21/usr/sbin/munin23:29:020
8499995118cyclictest30644-21ssh00:08:280
8499995118cyclictest30644-21ssh00:08:280
8499995117cyclictest11018-21ssh21:33:070
8499995117cyclictest11018-21ssh21:33:070
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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