You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-22 - 03:17
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 Thu May 21, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
406768999331,3cyclictest175475-21grep12:05:143
4067689993016,6cyclictest4124542-21munin-plugin-st08:05:003
406768999301,3cyclictest4185859-21apt-get09:05:123
406768999301,2cyclictest0-21swapper/307:40:003
406768999301,2cyclictest0-21swapper/307:39:593
406768999300,2cyclictest4072876-21sed07:15:003
4067680993015,13cyclictest4175081-21cron08:55:010
406768099301,26cyclictest0-21swapper/009:05:130
406768099301,1cyclictest103162-21apt-get10:55:110
4067689992916,5cyclictest48056-21tr10:00:183
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional