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2024-05-14 - 20:05
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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 May 14, 2024 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
81820rcu_preempt28967-21diskstats12:07:151
81810rcu_preempt7413-21diskstats12:27:171
81810rcu_preempt0-21swapper/009:30:070
81760rcu_preempt0-21swapper/112:42:251
81750rcu_preempt0-21swapper/110:28:411
81740rcu_preempt6124-21diskmemload10:55:550
81730rcu_preempt0-21swapper/112:54:591
81730rcu_preempt0-21swapper/109:27:221
81730rcu_preempt0-21swapper/108:57:301
81720rcu_preempt0-21swapper/111:24:251
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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