You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-10-14 - 16:51
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
Characteristics of the 10 highest latencies:
System rackfslot0.osadl.org (updated Tue Oct 14, 2025 00:55:21)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22774259917785,63cyclictest4046387-21kworker/u64:0+efi_rts_wq21:40:168
227741999172166,5cyclictest0-21swapper/1019:30:192
227741999172166,5cyclictest0-21swapper/1019:30:192
22774429916769,76cyclictest0-21swapper/3000:10:1824
22774429916769,76cyclictest0-21swapper/3000:10:1824
22774369916785,56cyclictest0-21swapper/2623:10:1819
22774369916785,56cyclictest0-21swapper/2623:10:1819
22774429916681,50cyclictest0-21swapper/3023:05:5124
22774429916681,50cyclictest0-21swapper/3023:05:5124
22774299916674,67cyclictest0-21swapper/2000:10:1713
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional