You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-09 - 10:31
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 10 highest latencies:
System rackdslot2.osadl.org (updated Sat May 09, 2026 00:45:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
143642232168,21sleep10-21swapper/119:08:481
142162226199,18sleep00-21swapper/019:06:580
144072212169,32sleep20-21swapper/219:09:222
139591208174,22phc2sys0-21swapper/319:05:323
3128821670,7sleep31475199cyclictest21:55:263
13959111064,11phc2sys0-21swapper/319:10:013
10322560,4sleep00-21swapper/000:15:240
298472520,2sleep20-21swapper/200:10:122
14748994841,4cyclictest23230-21ls22:50:000
236142470,2sleep10-21swapper/122:50:111
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional