You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-09-07 - 11:03
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
Characteristics of the 10 highest latencies:
System rackcslot4.osadl.org (updated Mon Sep 07, 2026 00:44:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
6786852263188,59sleep00-21swapper/019:07:340
6786772257182,59sleep10-21swapper/119:07:291
67904699189183,4cyclictest815902-21kworker/u8:200:21:090
136599520,3rtkit-daemon1364-21rtkit-daemon20:52:530
136599510,4rtkit-daemon1364-21rtkit-daemon22:04:590
136599490,4rtkit-daemon1364-21rtkit-daemon19:45:420
136599480,7rtkit-daemon770257-21apt-get22:10:161
136599450,4rtkit-daemon1364-21rtkit-daemon20:59:080
67905299449,13cyclictest732003-21sed21:15:181
67905299442,12cyclictest776779-21sh22:20:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional