You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-09 - 13:40
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 10 highest latencies:
System rackdslot1.osadl.org (updated Sat May 09, 2026 00:45:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
123221360,6sleep11470799cyclictest23:20:001
14709996611,11cyclictest23910-21taskset21:46:043
14709996610,12cyclictest25862-21chrt19:33:203
134491660,22ptp4l21797-21apt-get20:35:122
298492650,5sleep1448-21dbus-daemon19:40:241
14709996511,11cyclictest21720-21chrt00:00:343
134491650,4ptp4l0-21swapper/223:25:072
14709996411,11cyclictest1249-21chrt00:25:533
14709996410,12cyclictest14959-21taskset21:29:163
14709996410,10cyclictest5777-21taskset22:17:453
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional