You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-26 - 14:54
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 Tue May 26, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
175082990,0sleep00-21swapper/010:44:040
129212860,2sleep7714299cyclictest11:35:537
16182730,0sleep50-21swapper/509:30:495
256492540,0sleep00-21swapper/010:18:410
243542540,0sleep024344-21sshd11:25:210
695325126,9sleep30-21swapper/307:08:353
170842510,1sleep517082-21grepconf.sh11:47:215
222012490,2sleep6713699cyclictest10:27:456
693224825,8sleep00-21swapper/007:08:160
143182480,0sleep20-21swapper/211:52:462
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional