You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-27 - 02:31
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
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rackeslot3.osadl.org (updated Sun Apr 26, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1858718997242,29cyclictest1998289-21kworker/1:211:15:141
1858718997140,30cyclictest1314742-1kworker/1:2H12:00:181
1858718997035,33cyclictest1971652-21kworker/1:310:45:161
185871899692,64cyclictest2024853-21fschecks_time11:45:151
1858718996850,17cyclictest1858989-21kworker/1:007:10:131
1858718996837,29cyclictest1314742-1kworker/1:2H12:05:131
1858718996837,29cyclictest1314742-1kworker/1:2H10:10:001
1858718996741,23cyclictest1314742-1kworker/1:2H11:00:141
1858718996738,28cyclictest2060229-21kworker/1:012:30:151
1858718996735,30cyclictest1314742-1kworker/1:2H10:55:141
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional