You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-07-19 - 00:16
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
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack3slot6.osadl.org (updated Sat Jul 18, 2026 12:45:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
121279910230,59cyclictest26-21ksoftirqd/107:50:131
1152129720,32sleep10-21swapper/107:05:461
12122999217,61cyclictest0-21swapper/010:10:150
12122999016,59cyclictest0-21swapper/007:40:140
12127998946,27cyclictest26-21ksoftirqd/109:50:131
12122998815,63cyclictest0-21swapper/012:00:170
12122998813,62cyclictest0-21swapper/010:15:140
12122998813,59cyclictest0-21swapper/009:45:160
12122998716,55cyclictest0-21swapper/008:45:120
12122998714,57cyclictest0-21swapper/010:00:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional