You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-06-20 - 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.

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 rackeslot4.osadl.org (updated Sat Jun 20, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
392631099304,25cyclictest171ktimers/009:30:140
3926310993019,9cyclictest24458-21apt-get11:55:110
392631099301,1cyclictest0-21swapper/011:30:130
392631099300,2cyclictest30005-21ps12:00:160
3926310992920,7cyclictest3942228-21apt-get07:25:130
392631099291,8cyclictest4166882-21apt-get11:05:110
392631099291,2cyclictest3986933-21ntpq08:05:210
3926310992818,9cyclictest0-21swapper/009:50:160
392631099281,2cyclictest0-21swapper/008:00:140
392631099281,26cyclictest64-21kcompactd007:17:540
392631099281,20cyclictest0-21swapper/008:35:130
392631099280,1cyclictest0-21swapper/011:35:190
392631499272,22cyclictest3967470-21apt-get07:50:121
3926310992721,5cyclictest49597-21systemd-run12:20:010
3926310992718,8cyclictest0-21swapper/012:10:220
3926310992717,8cyclictest39432-21munin-run12:10:000
3926314992621,2cyclictest54893-21apt-get12:25:091
3926314992619,4cyclictest4032587-21ntp_states08:50:221
392631499260,23cyclictest4131971-21irqcore10:30:161
392631099267,10cyclictest4028322-21cron08:54:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional