You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-07-05 - 18:43
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 Sun Jul 05, 2026 12:46:07)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1319764991023,99cyclictest0-21swapper/609:30:176
1319762996344,19cyclictest0-21swapper/408:15:144
131976199600,59cyclictest1347340-21munin-run08:00:023
131976199570,56cyclictest0-21swapper/310:53:333
131976199550,36cyclictest0-21swapper/308:13:323
1319764995415,39cyclictest1337284-21taskset07:40:186
1319761995313,40cyclictest511ktimers/311:26:173
1319762995232,20cyclictest61-21ksoftirqd/412:25:164
1319761995233,19cyclictest0-21swapper/311:46:113
1319761995233,19cyclictest0-21swapper/311:24:493
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional