You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-07 - 10:25
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 Thu May 07, 2026 00:44:21)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
18243993230,1cyclictest633-21in:imuxsock22:30:011
1824399310,30cyclictest307-21systemd-journal23:10:011
1824899300,29cyclictest307-21systemd-journal20:10:012
1824899300,29cyclictest26844-21cron22:55:002
1824899300,29cyclictest18426-21idleruntime-cro20:20:022
1824899290,28cyclictest0-21swapper/223:25:142
1824899290,28cyclictest0-21swapper/200:30:112
1824399290,28cyclictest29919-21munin-run19:35:011
1824399290,28cyclictest0-21swapper/120:25:111
18240992928,1cyclictest32404-21apt-get00:15:110
1824099290,28cyclictest29194-21dump-pmu-power23:00:010
18252992828,0cyclictest10797-21apt-get22:20:093
18252992828,0cyclictest0-21swapper/300:35:123
18252992827,1cyclictest21054-21apt-get20:25:113
18252992826,1cyclictest27471-21awk00:05:013
18252992823,4cyclictest0-21swapper/300:30:123
1824899280,27cyclictest0-21swapper/221:50:112
1824899280,0cyclictest31808-21apt-get23:05:122
18243992827,1cyclictest3258-21apt-get20:55:121
18243992826,1cyclictest24498-21munin-run22:50:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional