You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-09-03 - 09:38
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 Sep 03, 2026 00:44:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
295449912438,34cyclictest0-21swapper/022:50:120
295449911651,54cyclictest24079-21apt-get21:40:120
295449911637,30cyclictest0-21swapper/021:50:170
295679910839,12cyclictest0-21swapper/222:10:312
295679910741,11cyclictest0-21swapper/223:00:002
295679910536,14cyclictest0-21swapper/222:35:042
295679910536,14cyclictest0-21swapper/222:35:042
295449910545,20cyclictest8042-21apt-get21:15:450
295679910445,51cyclictest0-21swapper/221:40:382
295679910439,10cyclictest0-21swapper/219:50:042
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional