You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-10-20 - 18:33
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 Mon Oct 20, 2025 12:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
244486399131121,7cyclictest2504998-21kworker/u4:4+events_unbound09:55:430
244486499125116,6cyclictest2498206-21kworker/u4:2+events_unbound09:50:411
244486399125114,8cyclictest2429499-21kworker/u4:9+events_unbound08:15:330
244486399124116,6cyclictest2469389-21kworker/u4:17+events_unbound09:35:380
244486399122110,9cyclictest2474518-21kworker/u4:6+events_unbound09:40:400
24448639911470,17cyclictest53-21kswapd011:10:090
244486399114106,6cyclictest2610142-21kworker/u4:10+events_unbound12:21:140
24448639910798,6cyclictest2464170-21kworker/u4:14+events_unbound08:50:330
24448639910385,6cyclictest2555976-21kworker/u4:1+events_unbound11:36:050
24448639910193,6cyclictest2474517-21kworker/u4:4+events_unbound09:25:520
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional