You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-04 - 22:28
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 rackfslot7.osadl.org (updated Sat Apr 04, 2026 12:46:10)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
129746997920,0cyclictest0-21swapper/409:44:514
129746997413,60cyclictest289709-21awk11:55:204
129746997233,39cyclictest0-21swapper/409:32:204
129746997133,38cyclictest0-21swapper/410:27:444
129746996831,18cyclictest601ktimers/408:31:304
129746996829,0cyclictest0-21swapper/409:03:404
129746996829,0cyclictest0-21swapper/409:03:404
129746996828,19cyclictest236199-21snmpd12:07:084
12974699679,39cyclictest307058-21apt12:30:004
12974699676,21cyclictest203337-21cstates09:20:124
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional