You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-10 - 10:23
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 10 highest latencies:
System rack7slot8.osadl.org (updated Thu Apr 09, 2026 14:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
23983223621,48sleep00-21swapper/007:08:440
24198991698,102cyclictest12801-21apt-get10:42:120
241989916830,117cyclictest6823-21runrttasks12:20:180
241989916828,118cyclictest13921-21wget08:35:150
241989916126,117cyclictest12446-21wget08:30:170
24198991608,116cyclictest7576-21ntp_states08:10:380
241989916044,105cyclictest8814-21sshd12:26:350
24198991597,96cyclictest16190-21apt-get08:47:100
241989915912,105cyclictest1408-21nginx07:31:240
24198991568,111cyclictest1452-21munin-run12:00:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional