You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2025-12-24 - 09:25
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
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack0slot7.osadl.org (updated Wed Dec 24, 2025 00:45:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
31690539948021,55cyclictest0-21swapper/1119:10:583
3169042994749,59cyclictest0-21swapper/022:23:580
3169042994749,59cyclictest0-21swapper/022:23:580
31690439946836,28cyclictest203150irq/139-enp2s0-rx-020:21:481
31690449945423,1cyclictest4058964-21dd22:42:448
31690569944717,430cyclictest0-21swapper/1421:52:516
31690579944618,28cyclictest0-21swapper/1520:34:217
31690429944422,28cyclictest0-21swapper/022:58:190
31690459944111,27cyclictest0-21swapper/323:08:289
3169045994384,27cyclictest0-21swapper/323:42:589
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional