You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-03-10 - 22:34
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 Tue Mar 10, 2026 12:45:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
147162210177,22sleep00-21swapper/007:06:410
147442204169,23sleep30-21swapper/307:07:063
146852203170,22sleep10-21swapper/107:06:191
151862202169,22sleep20-21swapper/207:09:212
3246821630,4sleep01552899cyclictest08:50:240
1523728163,10sleep10-21swapper/107:10:011
1553099663,61cyclictest24554-21kworker/2:009:40:332
15531996223,9cyclictest41-21ksoftirqd/307:25:243
15531995928,8cyclictest41-21ksoftirqd/308:00:013
280112580,6sleep233-21ksoftirqd/207:35:162
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional