You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-20 - 05:52
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 Thu Aug 20, 2026 00:44:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
14855991208,55cyclictest0-21swapper/123:05:111
148519910676,19cyclictest14-21ksoftirqd/022:25:120
148519910376,18cyclictest14-21ksoftirqd/023:20:130
148519910173,18cyclictest14-21ksoftirqd/019:30:110
148519910170,20cyclictest14-21ksoftirqd/021:05:120
148519910170,19cyclictest14-21ksoftirqd/020:25:150
148519910075,17cyclictest14-21ksoftirqd/021:10:120
148519910071,18cyclictest14-21ksoftirqd/000:15:130
14851999867,20cyclictest14-21ksoftirqd/020:30:110
14851999772,17cyclictest14-21ksoftirqd/022:20:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional