You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-21 - 21:01
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 Thu May 21, 2026 12:44:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
26951582258186,57sleep00-21swapper/007:07:160
26952122252185,52sleep10-21swapper/107:07:521
28801212770,5sleep02880117-21/usr/sbin/munin12:10:190
179699680,5rtkit-daemon1795-21rtkit-daemon08:54:261
28981892660,4sleep12898172-21apt-get12:35:121
28150522660,10sleep126-21ksoftirqd/110:43:301
28782482610,4sleep00-21swapper/012:07:310
179699600,4rtkit-daemon1795-21rtkit-daemon10:23:001
179699600,4rtkit-daemon1795-21rtkit-daemon10:10:191
179699590,5rtkit-daemon1795-21rtkit-daemon07:10:111
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional