You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-29 - 19:43
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 rack3slot0.osadl.org (updated Fri May 29, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
296372840,1sleep7756-21sshd11:12:247
236892790,2sleep02524699cyclictest10:58:550
72122560,2sleep72528199cyclictest11:27:537
178902550,0sleep20-21swapper/211:32:132
49072530,0sleep00-21swapper/012:01:180
205852520,1sleep620589-21bash09:26:186
248222510,0sleep01-21systemd10:21:550
137022490,0sleep7711rcuc/709:51:427
2477824825,8sleep20-21swapper/207:04:502
2477824825,8sleep20-21swapper/207:04:502
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional