You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-07-01 - 04:29
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 20 highest latencies:
System rack4slot1.osadl.org (updated Mon Jun 30, 2025 20:51:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1360215200,6sleep30-21swapper/319:12:343
1360215200,6sleep30-21swapper/319:12:343
149427320,2sleep012-21ksoftirqd/019:12:350
149427320,2sleep012-21ksoftirqd/019:12:350
162623830,1sleep121-21ksoftirqd/119:12:361
162623830,1sleep121-21ksoftirqd/119:12:361
332421140,1sleep012-21ksoftirqd/019:17:290
332421140,1sleep012-21ksoftirqd/019:17:290
1110121010,3sleep10-21swapper/119:37:361
1110121010,3sleep10-21swapper/119:37:361
169412950,1sleep012-21ksoftirqd/019:52:300
52772700,2sleep15387-21grep20:47:221
52772700,2sleep15387-21grep20:47:221
302172700,3chrt0-21swapper/120:27:241
302172700,3chrt0-21swapper/120:27:241
247582590,3chrt0-21swapper/020:12:320
247582590,3chrt0-21swapper/020:12:320
232192520,4sleep30-21swapper/320:10:053
232192520,4sleep30-21swapper/320:10:053
188652520,4sleep10-21swapper/119:57:291
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional