You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-06-27 - 16:23
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 rackfslot7.osadl.org (updated Sat Jun 27, 2026 12:46:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1024422999133,39cyclictest792-21rs:main3
1024422998810,19cyclictest0-21swapper/307:45:163
1024422998810,19cyclictest0-21swapper/307:45:153
102442699855,79cyclictest0-21swapper/710:45:167
102442599834,79cyclictest0-21swapper/608:30:176
1024422997718,39cyclictest1197269-21ntpq12:20:183
1024422997436,19cyclictest511ktimers/310:41:503
1024422997315,19cyclictest1070511-21ntp_states08:30:223
102442299729,60cyclictest1092367-21meminfo09:10:203
1024422997214,19cyclictest0-21swapper/312:00:163
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional