You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-09-08 - 00:08
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 Mon Sep 07, 2026 12:46:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
347491997030,39cyclictest0-21swapper/311:14:393
347491996930,39cyclictest0-21swapper/308:44:273
347491996910,59cyclictest0-21swapper/310:30:163
347491996829,39cyclictest0-21swapper/311:48:113
347491996829,19cyclictest0-21swapper/309:49:363
347491996810,39cyclictest371850-21unixbench_singl07:50:243
34749199679,39cyclictest470488-21ld10:50:243
347491996628,19cyclictest511ktimers/307:28:223
347491996526,20cyclictest529207-21taskset12:37:183
34749199646,39cyclictest364040-21munin-plugin-st07:40:003
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional