You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-08 - 04:49
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 Sat Aug 08, 2026 00:45:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1358621570,3sleep2202799cyclictest23:00:182
2028996633,4cyclictest41-21ksoftirqd/323:25:223
151782660,6sleep2202799cyclictest19:35:282
134491660,3ptp4l6204-21irqstats21:35:201
81782610,3sleep341-21ksoftirqd/322:50:123
202599610,3cyclictest134491ptp4l22:45:010
54062600,5sleep20-21swapper/221:35:142
202899606,18cyclictest0-21swapper/323:15:233
2028995922,8cyclictest41-21ksoftirqd/320:55:233
134491590,4ptp4l0-21swapper/222:53:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional