You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-12-02 - 18:16
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.

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 rackbslot6.osadl.org (updated Tue Dec 02, 2025 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2333521740,4sleep21589199cyclictest10:38:342
357021510,4sleep01588199cyclictest12:48:400
1871521440,4sleep31589899cyclictest11:51:143
177391990,4ptp4l401ktimersoftd/308:22:343
177391770,1ptp4l401ktimersoftd/311:54:233
177391740,12ptp4l401ktimersoftd/313:44:153
177391730,1ptp4l401ktimersoftd/313:09:053
15891996552,7cyclictest33-21ksoftirqd/211:13:192
15891996452,6cyclictest33-21ksoftirqd/213:48:252
15891996450,6cyclictest33-21ksoftirqd/210:13:192
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional