You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-01 - 07:01
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 rackdslot2.osadl.org (updated Tue Mar 31, 2026 12:45:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
72882232170,50sleep10-21swapper/107:05:291
139591227160,21phc2sys0-21swapper/307:06:573
74222208174,23sleep20-21swapper/207:07:032
75412203169,22sleep00-21swapper/007:08:340
921921690,7sleep1795099cyclictest09:25:181
139291790,1ptp4l401ktimersoftd/311:25:193
55362720,2sleep05537-21irqrtprio08:10:190
83582620,6sleep1795099cyclictest11:40:011
139291620,1ptp4l401ktimersoftd/311:31:233
139291540,1ptp4l391rcuc/308:55:183
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional