You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-06-25 - 05:22
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: ondemand
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack5slot4.osadl.org (updated Thu Jun 25, 2026 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1841921310,2sleep03090899cyclictest22:45:160
253672123114,6sleep10-21swapper/119:05:031
30492212063,8sleep30-21swapper/319:06:553
306412116107,6sleep20-21swapper/219:08:502
30627210999,7sleep00-21swapper/019:08:390
89992980,5sleep13091299cyclictest00:30:171
171012620,0sleep30-21swapper/323:10:183
65992610,1sleep00-21swapper/000:30:120
90442580,0sleep19049-21kthreadcore20:40:181
221522550,0sleep322155-21unixbench_singl22:45:233
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional