You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-04 - 17:44
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 rackeslot5.osadl.org (updated Sat Apr 04, 2026 12:44:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2121199300,29cyclictest32459-21cron12:10:013
2121199300,29cyclictest20451-21cron11:45:013
2121199290,1cyclictest22085-21apt-get08:20:133
2121199290,1cyclictest0-21swapper/311:00:003
2120799290,28cyclictest0-21swapper/210:15:112
2120799290,1cyclictest1-21systemd10:25:022
2120799290,1cyclictest1-21systemd10:25:012
21205992927,1cyclictest27212-21awk10:50:001
21205992927,1cyclictest13464-21cron11:30:001
2120599290,28cyclictest3462-21apt-get07:40:131
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional