You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-09-05 - 12:52
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 rackdslot3.osadl.org (updated Sat Sep 05, 2026 00:45:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
114282206173,22sleep20-21swapper/219:08:132
113572206171,24sleep30-21swapper/319:07:183
112102206173,22sleep10-21swapper/119:05:311
115182205173,23sleep00-21swapper/019:09:240
1393911150,1ptp4l15205-21memory23:45:193
1393911150,1ptp4l15205-21memory23:45:193
11857996225,9cyclictest9-21ksoftirqd/023:50:220
11857996129,3cyclictest9-21ksoftirqd/022:15:110
11857996129,12cyclictest9-21ksoftirqd/023:05:150
11857996127,7cyclictest9-21ksoftirqd/019:55:180
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional