You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-22 - 02:05
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 rack0slot5.osadl.org (updated Wed Apr 22, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
32216299604287,316cyclictest0-21swapper/1423:44:166
3221109950422,28cyclictest0-21swapper/220:12:568
322107995033,499cyclictest0-21swapper/119:29:561
3221109949311,42cyclictest0-21swapper/219:30:568
32214999489488,1cyclictest0-21swapper/1122:44:553
322110994884,483cyclictest43-21ksoftirqd/222:31:558
32214599486456,30cyclictest0-21swapper/1000:12:552
32212299482452,30cyclictest0-21swapper/521:57:5511
3221109947520,454cyclictest0-21swapper/221:57:558
3221109946813,454cyclictest0-21swapper/219:57:568
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional