You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-01 - 05:28
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 Apr 01, 2026 00:46:15)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2166856995638,0cyclictest0-21swapper/121:00:181
216686099550,54cyclictest0-21swapper/521:05:145
2166860995114,18cyclictest0-21swapper/521:10:175
216685699479,19cyclictest0-21swapper/122:05:171
216686099467,19cyclictest0-21swapper/519:55:185
216685999422,39cyclictest2346683-21munin-run00:40:024
2166859994121,19cyclictest601ktimers/420:09:064
2166859994121,19cyclictest2191931-21systemd-run19:55:024
2166859994121,19cyclictest0-21swapper/422:11:584
216685999411,39cyclictest870-21mta-sts-daemon23:03:124
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional