You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-25 - 20:13
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 rackdslot0.osadl.org (updated Sat Apr 25, 2026 12:46:00)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28221992621,4cyclictest29504-21mii-tool09:05:172
2822199242,21cyclictest0-21swapper/207:22:562
28221992417,6cyclictest1882-21cron11:09:012
2822199240,21cyclictest0-21swapper/209:15:172
28212992417,6cyclictest9916-21expr10:25:140
2821299240,22cyclictest6057-21run-parts08:25:000
2822199230,5cyclictest0-21swapper/210:58:082
28212992317,5cyclictest28179-21grep10:00:150
2821299230,22cyclictest843-21systemd-network09:55:400
2821299230,22cyclictest18709-21date07:50:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional