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2024-07-27 - 03:40
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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 Fri Jul 26, 2024 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
89950820irq/17-ehci_hcd945-21usb-storage07:07:111
81820rcu_preempt0-21swapper/109:44:101
89950750irq/17-ehci_hcd521-21kworker/0:207:07:110
81750rcu_preempt0-21swapper/011:14:570
81720rcu_preempt13164-21uptime07:51:551
81720rcu_preempt0-21swapper/110:41:561
81720rcu_preempt0-21swapper/009:06:450
81720rcu_preempt0-21swapper/009:01:570
81710rcu_preempt0-21swapper/110:55:381
81710rcu_preempt0-21swapper/010:11:400
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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