You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-06-25 - 19:46
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
Characteristics of the 20 highest latencies:
System rackcslot6.osadl.org (updated Thu Jun 25, 2026 12:46:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
103876699394392,1cyclictest1081636-21kworker/0:211:32:020
103876699392390,1cyclictest1081636-21kworker/0:210:52:020
1038766993920,392cyclictest0-21swapper/011:17:020
1038766993910,1cyclictest0-21swapper/011:41:030
1038766993910,1cyclictest0-21swapper/009:57:020
103881599390389,1cyclictest1150863-21kworker/6:110:25:026
103881599390389,1cyclictest0-21swapper/611:40:036
103876699390389,1cyclictest1081636-21kworker/0:210:48:020
103876699390389,1cyclictest1081636-21kworker/0:210:48:020
1038766993900,390cyclictest0-21swapper/011:22:020
1038766993900,1cyclictest0-21swapper/012:04:020
1038766993900,1cyclictest0-21swapper/010:43:020
1038766993900,1cyclictest0-21swapper/008:48:030
103876699389388,1cyclictest1081636-21kworker/0:212:37:030
103876699389388,1cyclictest1081636-21kworker/0:210:14:020
103881599388387,1cyclictest0-21swapper/611:07:026
103876699388386,1cyclictest1081636-21kworker/0:211:59:020
103881599387385,1cyclictest0-21swapper/610:20:026
103876699387386,1cyclictest1081636-21kworker/0:212:22:020
103881599386385,1cyclictest1045629-21kworker/6:210:05:036
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional