You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-01-07 - 13:41
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 20 highest latencies:
System rackeslot5.osadl.org (updated Wed Jan 07, 2026 00:44:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3395993028,1cyclictest10388-21munin-run00:00:001
339399300,29cyclictest15309-21apt-get19:35:120
3407992927,1cyclictest0-21swapper/319:25:003
340099290,28cyclictest629-21systemd-logind00:00:012
340099290,28cyclictest19975-21apt-get00:20:132
340099290,1cyclictest11191-21apt-get20:35:112
339599290,28cyclictest0-21swapper/121:40:121
339599290,28cyclictest0-21swapper/119:30:121
339599290,1cyclictest621-21dbus-daemon20:20:011
339399290,28cyclictest17370-21perf00:15:010
339399290,28cyclictest0-21swapper/020:00:130
339399290,28cyclictest0-21swapper/019:10:130
339399290,28cyclictest0-21swapper/000:35:130
3407992828,0cyclictest0-21swapper/323:10:133
3407992828,0cyclictest0-21swapper/321:05:123
340799280,27cyclictest0-21swapper/321:30:123
340799280,0cyclictest0-21swapper/322:30:123
340099280,27cyclictest1815-21apt-get20:15:132
3395992828,0cyclictest5941-21apt-get19:15:131
3395992827,1cyclictest14083-21perf23:00:021
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional