You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-09-13 - 10:51
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 rackdslot1.osadl.org (updated Sun Sep 13, 2026 00:45:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2862621670,7sleep3681999cyclictest21:05:203
1953921520,6sleep1681799cyclictest23:05:171
151321380,5sleep3681999cyclictest22:25:233
21482740,6sleep3681999cyclictest23:35:273
681799632,58cyclictest17465-21kworker/1:023:45:491
37272630,3sleep10-21swapper/120:10:251
134491600,6ptp4l0-21swapper/119:05:241
134491580,5ptp4l0-21swapper/222:03:372
134491580,3ptp4l19611-21grep20:45:230
134491580,3ptp4l0-21swapper/120:21:201
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional