You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-07 - 12:23
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 20 highest latencies:
System rackfslot7.osadl.org (updated Thu May 07, 2026 00:46:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
388548699135133,1cyclictest0-21swapper/022:50:110
388549199580,57cyclictest0-21swapper/523:57:585
388549199580,20cyclictest0-21swapper/521:52:345
388549199580,20cyclictest0-21swapper/519:29:465
388549199570,18cyclictest0-21swapper/523:26:105
388549199570,18cyclictest0-21swapper/522:51:545
388549199570,18cyclictest0-21swapper/500:28:385
3885490995719,38cyclictest601ktimers/422:50:154
388549199560,19cyclictest0-21swapper/521:26:145
388549199560,18cyclictest0-21swapper/520:52:345
388549199560,17cyclictest0-21swapper/520:11:585
3885488995638,0cyclictest0-21swapper/220:05:162
388549199550,55cyclictest0-21swapper/523:22:385
3885486995517,19cyclictest31750irq/70-ice-0000:f4:00.0:misc23:35:150
3885492995414,20cyclictest0-21swapper/621:35:156
388549199540,16cyclictest0-21swapper/522:34:225
3885492995314,39cyclictest0-21swapper/619:45:156
3885490995214,19cyclictest0-21swapper/421:40:154
3885493995132,19cyclictest0-21swapper/720:05:167
3885488995113,38cyclictest0-21swapper/222:15:152
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional