You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-12 - 23:16
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 rack1slot8.osadl.org (updated Sun Apr 12, 2026 12:43:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
307829918901764,94cyclictest0-21swapper/008:20:210
30782995484,514cyclictest0-21swapper/007:10:090
3078399449366,47cyclictest0-21swapper/107:10:081
3078399403275,26cyclictest24551-21strings08:20:201
305922173154,13sleep10-21swapper/107:08:301
307839911218,74cyclictest0-21swapper/110:03:591
307839911015,70cyclictest0-21swapper/108:27:591
2286991040,4rtkit-daemon2285-21rtkit-daemon10:12:161
30782999982,13cyclictest0-21swapper/009:38:000
30783999720,62cyclictest0-21swapper/107:50:581
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional