You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-22 - 19:17
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 rack0slot0.osadl.org (updated Sat Aug 22, 2026 12:45:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
87982970,5sleep2258899cyclictest10:16:482
87982970,5sleep2258899cyclictest10:16:482
34992800,3sleep2258899cyclictest09:47:312
302892800,0sleep40-21swapper/409:42:444
25552800,1sleep40-21swapper/410:40:304
118392780,4sleep0257699cyclictest10:29:360
243582770,0sleep50-21swapper/509:41:575
213282770,0sleep70-21swapper/711:03:337
213282770,0sleep70-21swapper/711:03:337
140892770,0sleep10-21swapper/111:23:061
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional