You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-05-03 - 02:01
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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 Sat May 03, 2025 00:52:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71800rcu_preempt0-21swapper/022:33:500
71800rcu_preempt0-21swapper/022:33:500
46050510irq/122-QManpo19744-2109:24:360
46050510irq/122-QManpo19744-2109:24:360
71460rcu_preempt0-21swapper/101:08:561
71460rcu_preempt0-21swapper/101:08:561
71450rcu_preempt0-21swapper/000:59:180
71450rcu_preempt0-21swapper/000:59:180
71420rcu_preempt0-21swapper/200:03:592
71420rcu_preempt0-21swapper/200:03:592
71420rcu_preempt0-21swapper/200:03:592
71420rcu_preempt0-21swapper/000:18:220
71420rcu_preempt0-21swapper/000:18:220
71420rcu_preempt0-21swapper/000:18:220
71410rcu_preempt4502-21crond19:53:530
71410rcu_preempt4502-21crond19:53:530
71410rcu_preempt30356-21runrttasks22:29:063
71410rcu_preempt30356-21runrttasks22:29:063
71410rcu_preempt19793-21apt-get01:09:102
71410rcu_preempt0-21swapper/200:09:082
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional