You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-19 - 07:11
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 Wed Aug 19, 2026 00:44:21)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71620rcu_preempt0-21swapper/022:27:350
71620rcu_preempt0-21swapper/022:27:350
46050460irq/122-QManpo0-210
46050460irq/122-QManpo0-210
22753994621cyclictest15683-21munin-run22:54:310
22753994621cyclictest15683-21munin-run22:54:310
71450rcu_preempt574-21kswapd021:58:472
71450rcu_preempt574-21kswapd021:58:472
71450rcu_preempt0-21swapper/019:25:100
22753994535cyclictest16485-21apt-get20:49:410
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional