You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-26 - 14:54
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.
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 rack6slot0.osadl.org (updated Tue May 26, 2026 13:02:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2387699204200,2cyclictest0-21swapper/1411:55:016
2387699204200,2cyclictest0-21swapper/1411:55:016
2388299203177,23cyclictest0-21swapper/1909:59:4511
2388299203177,23cyclictest0-21swapper/1909:59:4511
2386699202190,5cyclictest0-21swapper/512:00:3935
2386699202190,5cyclictest0-21swapper/512:00:3935
238829919770,122cyclictest4408-21CPU11
238829919770,122cyclictest4408-21CPU11
238829919770,122cyclictest4408-21CPU11
2386399197181,12cyclictest29343-21sshd12:16:0012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional