You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-06-17 - 08:58
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 rackfslot7.osadl.org (updated Wed Jun 17, 2026 00:46:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
211041991340,133cyclictest0-21swapper/720:10:137
211038997332,39cyclictest0-21swapper/400:16:364
211038997314,59cyclictest353622-21if_eno123:25:164
211038997214,39cyclictest273551-21if_err_eno121:00:134
211039997070,0cyclictest0-21swapper/520:35:165
211038996829,19cyclictest0-21swapper/400:13:394
211037996767,0cyclictest52-21ksoftirqd/320:10:133
211038996223,19cyclictest0-21swapper/420:03:234
211034996043,17cyclictest0-21swapper/020:25:160
211038995719,19cyclictest306762-21df22:00:144
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional