You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-20 - 01:04
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
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack7slot2.osadl.org (updated Wed Aug 19, 2026 12:44:07)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
26435069910680,24cyclictest53-21kswapd012:30:120
26435069910495,7cyclictest2841781-21kworker/u4:7+events_unbound12:23:580
26435089910390,9cyclictest2710774-21apt-get09:50:121
2643506999238,51cyclictest25650irq/23-42890000.ethernet09:50:130
2643506998072,6cyclictest2788407-21kworker/u4:8+events_unbound11:23:460
2643506997469,3cyclictest2819268-21kworker/u4:8+events_unbound12:13:570
2643506997363,8cyclictest2726658-21kworker/u4:3+events_unbound10:08:370
2643506997257,10cyclictest2643504-21cyclictest12:09:420
2643508996962,5cyclictest2854695-21kworker/u4:2+events_unbound12:39:011
2643506996961,6cyclictest2699396-21kworker/u4:13+events_unbound09:38:350
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional