You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-24 - 05:23
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 rack0slot1.osadl.org (updated Mon Nov 24, 2025 00:43:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
837821420,0sleep20-21swapper/222:18:092
243222690,3sleep52346799cyclictest23:42:555
228012670,0sleep60-21swapper/600:21:186
227312660,0sleep60-21swapper/623:26:226
61022610,0sleep50-21swapper/522:37:185
320342590,1sleep423188-21Poller-Thread-219:43:174
54322580,0sleep00-21swapper/023:15:180
2096525422,17sleep10-21swapper/119:00:211
2077825222,8sleep50-21swapper/518:59:375
257402510,0sleep123-21rcuc/123:43:071
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional