You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-28 - 02:24
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 May 28, 2026 00:44:59)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
392629734,46sleep00-21swapper/019:05:150
5628999525,64cyclictest0-21swapper/100:00:131
5624999053,20cyclictest14-21ksoftirqd/021:05:120
5624998950,22cyclictest14-21ksoftirqd/022:20:120
5624998851,20cyclictest14-21ksoftirqd/023:05:140
5628998664,11cyclictest26-21ksoftirqd/100:15:121
5628998452,19cyclictest26-21ksoftirqd/119:55:121
5624998455,19cyclictest14-21ksoftirqd/022:05:130
5628998354,16cyclictest26-21ksoftirqd/121:10:121
5628997849,18cyclictest26-21ksoftirqd/119:45:111
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional