You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-03-20 - 17:25
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 rackeslot4.osadl.org (updated Fri Mar 20, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
396910999272,3cyclictest4163070-21apt-get10:20:111
396910999262,22cyclictest4050874-21apt-get08:30:121
396911599251,21cyclictest96698-21apt-get12:25:133
396911399251,20cyclictest4193819-21apt-get10:50:112
396911399251,20cyclictest0-21swapper/209:35:112
396910999252,21cyclictest4081240-21apt-get09:00:121
396910999251,21cyclictest4015333-21apt-get07:55:111
396910999251,21cyclictest3994635-21apt-get07:35:111
3969106992522,2cyclictest4111765-21idleruntime-cro09:30:000
3969106992520,3cyclictest30177-21apt-get11:20:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional