You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-09-02 - 18:55
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 Wed Sep 02, 2026 12:45:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
17230997715,60cyclictest0-21swapper/209:00:292
134491770,4ptp4l0-21swapper/109:55:241
134491710,10ptp4l15105-21df07:05:130
1723099690,29cyclictest17742-21taskset10:37:352
1723099680,31cyclictest19253-21chrt07:14:242
1723099680,30cyclictest6336-21taskset12:30:332
1723099680,30cyclictest18176-21taskset11:48:192
1723099680,28cyclictest5806-21latency_hist07:55:012
1723099677,20cyclictest22550-21basename07:20:172
1723099670,31cyclictest8394-21chrt10:18:372
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional