You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-06-26 - 22:27
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
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rackfslot7.osadl.org (updated Fri Jun 26, 2026 12:46:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4129610999335,39cyclictest1086-21runrttasks09:06:034
412961099879,59cyclictest26565-21sed09:50:224
4129610997512,62cyclictest0-21swapper/410:53:094
4129610997416,39cyclictest4144867-21ntpq07:35:194
4129610997113,39cyclictest6356-21ntpq09:15:194
4129610997113,39cyclictest4173920-21systemd-run08:30:014
4129610996730,18cyclictest4132673-21/usr/sbin/munin07:15:174
4129610996710,38cyclictest8716-21cat09:20:154
412961099667,40cyclictest4190056-21chrt08:56:074
4129610996627,38cyclictest85046-21cut11:40:014
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional