You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-23 - 04:18
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 23, 2026 00:45:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1910621540,6sleep1255199cyclictest22:00:131
255399682,63cyclictest0-21swapper/321:48:263
255399670,21cyclictest17256-21/usr/sbin/munin00:15:283
255399660,21cyclictest17643-21fschecks_time20:50:253
255399660,21cyclictest17643-21fschecks_time20:50:253
134491630,4ptp4l0-21swapper/121:35:271
255399601,27cyclictest25536-21taskset23:20:463
255399600,27cyclictest21488-21taskset00:23:163
134491600,4ptp4l0-21swapper/120:50:081
134491600,4ptp4l0-21swapper/120:50:081
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional