You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-21 - 11:33
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 Aug 21, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
105816199271,23cyclictest1135036-21ps20:25:151
105816399262,21cyclictest1154851-21apt-get20:45:132
105816399261,23cyclictest1154580-21cron20:44:592
105816399260,24cyclictest1267570-21cron22:35:012
105816199262,21cyclictest1288106-21apt-get22:55:111
105816199262,21cyclictest0-21swapper/121:55:151
1058166992522,1cyclictest0-21swapper/321:40:153
1058166992520,3cyclictest1088858-21apt-get19:40:103
1058166992519,3cyclictest1073630-21apt-get19:25:123
105816699251,21cyclictest1159914-21apt-get20:50:123
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional