You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-24 - 14:47
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 Sun May 24, 2026 00:46:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2987321998930,58cyclictest3111318-21cut22:50:174
2987321998830,39cyclictest3054049-21cut21:10:014
2987321997233,39cyclictest0-21swapper/419:15:054
2987321997214,39cyclictest3090317-21munin-run22:15:014
2987321997133,38cyclictest0-21swapper/423:33:294
2987321997133,38cyclictest0-21swapper/422:16:414
2987321997111,59cyclictest0-21swapper/422:38:334
2987321997012,39cyclictest3148873-21taskset23:55:374
2987321996911,19cyclictest3122156-21cpuspeed_turbos23:10:134
298732199667,40cyclictest3030886-21ld20:25:194
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional