You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-03 - 13:00
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.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 10 highest latencies:
System rackdslot1.osadl.org (updated Sun May 03, 2026 00:45:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
854821400,6sleep22442999cyclictest23:15:112
627721320,6sleep22442999cyclictest23:10:142
134491780,3ptp4l0-21swapper/020:15:070
220972630,5sleep30-21swapper/319:05:123
134491590,4ptp4l0-21swapper/000:10:160
134491580,4ptp4l0-21swapper/023:10:170
134491580,3ptp4l0-21swapper/023:40:010
134491570,4ptp4l0-21swapper/100:05:181
134491570,4ptp4l0-21swapper/023:00:240
134491570,3ptp4l0-21swapper/119:30:411
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional