You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-06-11 - 01:08
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
Characteristics of the 20 highest latencies:
System rackcslot6.osadl.org (updated Wed Jun 10, 2026 12:46:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4051231993800,379cyclictest0-21swapper/708:25:027
405123199379377,1cyclictest0-21swapper/711:27:027
405123199378377,1cyclictest0-21swapper/709:31:027
405121699377376,1cyclictest20755-21kworker/5:012:33:025
405123199376375,1cyclictest0-21swapper/707:13:027
405121699374373,1cyclictest4022147-21kworker/5:208:25:025
405123199373371,1cyclictest0-21swapper/709:18:027
405121699373371,1cyclictest4022147-21kworker/5:209:49:025
405123199372371,1cyclictest0-21swapper/712:08:027
405123199371369,1cyclictest0-21swapper/708:48:027
405121699371370,1cyclictest4022147-21kworker/5:211:27:025
405121699371370,1cyclictest4022147-21kworker/5:209:03:025
405123199370369,1cyclictest0-21swapper/709:09:027
405121699370369,1cyclictest4022147-21kworker/5:209:31:035
405123199369366,2cyclictest0-21swapper/711:57:027
405123199369366,1cyclictest0-21swapper/708:59:027
405123199367365,1cyclictest0-21swapper/708:35:027
405123199366365,1cyclictest0-21swapper/712:21:027
405123199366364,1cyclictest0-21swapper/710:35:027
405123199365363,1cyclictest0-21swapper/710:41:027
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional