You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2023-12-10 - 01:46
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 10 highest latencies:
System rack4slot4.osadl.org (updated Sat Dec 09, 2023 12:46:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71730rcu_preempt0-21swapper/009:53:190
71730rcu_preempt0-21swapper/009:53:190
46050510irq/122-QManpo1051-2109:24:360
46050480irq/122-QManpo0-210
46050480irq/122-QManpo0-210
71460rcu_preempt0-21swapper/110:39:341
71460rcu_preempt0-21swapper/110:39:341
46450430irq/118-QManpo958-2109:24:362
71420rcu_preempt0-21swapper/110:59:191
71420rcu_preempt0-21swapper/110:59:191
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional