You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-12 - 06:54
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 Sun Apr 12, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
484298992724,2cyclictest0-21swapper/220:15:172
48429299262,22cyclictest679025-21apt-get22:20:110
48429299260,5cyclictest791241-21cut00:10:150
48429299260,24cyclictest490036-21grep19:15:150
484296992520,3cyclictest709776-21apt-get22:50:121
48429699251,23cyclictest637416-21cron21:40:011
48429699251,21cyclictest780666-21apt-get00:00:131
48429699251,21cyclictest514894-21apt-get19:40:101
48429699251,21cyclictest0-21swapper/123:20:111
48429299252,21cyclictest806388-21apt-get00:25:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional