You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-17 - 01:44
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 rackbslot7.osadl.org (updated Thu Apr 16, 2026 12:44:28)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
32197211410,72sleep231683-21apt-get06:58:252
12019910960,40cyclictest0-21swapper/209:18:132
1051210911,65sleep01100-21idleruntime-cro07:03:040
11989910781,17cyclictest1187-21cyclictest08:03:071
11989910781,17cyclictest1187-21cyclictest08:03:071
12019910425,34cyclictest1-21systemd07:18:052
11989910445,9cyclictest0-21swapper/109:08:261
11989910245,8cyclictest0-21swapper/109:43:061
11989910243,7cyclictest0-21swapper/111:28:411
12019910153,43cyclictest1187-21cyclictest09:53:402
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional