You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-25 - 13:08
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 rack8slot7.osadl.org (updated Tue Aug 25, 2026 00:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
16799992018,1cyclictest59550irq/125-lan21:59:110
16799992017,3cyclictest59550irq/125-lan21:50:200
16799992017,2cyclictest59550irq/125-lan23:08:010
16799991918,1cyclictest59550irq/125-lan23:41:170
16799991918,1cyclictest59550irq/125-lan23:25:150
16799991918,1cyclictest59550irq/125-lan22:40:200
16799991918,1cyclictest59550irq/125-lan22:30:430
16799991918,1cyclictest59550irq/125-lan22:20:070
16799991918,1cyclictest59550irq/125-lan21:41:470
16799991918,1cyclictest59550irq/125-lan21:33:380
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional