You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-11 - 20:53
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 rack7slot1.osadl.org (updated Tue Aug 11, 2026 12:45:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2304021400,1sleep215899-21stress10:38:052
26451211857,56sleep20-21swapper/207:08:222
26299211451,58sleep00-21swapper/007:06:380
2626229549,40sleep30-21swapper/307:06:133
2634628557,23sleep10-21swapper/107:07:071
268222720,1sleep215899-21stress09:34:152
2669899449,33cyclictest0-21swapper/111:53:141
26698994314,23cyclictest0-21swapper/110:53:101
26699994115,23cyclictest0-21swapper/211:42:062
26699994113,25cyclictest0-21swapper/211:23:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional