You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-07-21 - 14:48
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 rack3slot6.osadl.org (updated Tue Jul 21, 2026 12:44:59)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
113429110,69sleep01212-21irqstats07:05:220
217728228,43sleep10-21swapper/107:08:371
2490997715,55cyclictest0-21swapper/012:15:140
2495997553,13cyclictest5701-21apt-get11:50:161
2495997534,36cyclictest26-21ksoftirqd/109:50:431
2495997333,20cyclictest26-21ksoftirqd/108:23:061
115262730,5sleep10-21swapper/110:35:191
115262730,5sleep10-21swapper/110:35:191
2490997255,11cyclictest14-21ksoftirqd/012:20:130
2490997115,50cyclictest0-21swapper/010:35:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional