You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-10 - 07:07
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 20 highest latencies:
System rack3slot6.osadl.org (updated Mon Aug 10, 2026 00:45:01)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
178529911380,23cyclictest26-21ksoftirqd/100:05:171
377921100,5chrt3782-21sed20:00:020
17852991074,40cyclictest26-21ksoftirqd/123:30:131
17852991069,83cyclictest0-21swapper/100:25:151
178529910658,35cyclictest26-21ksoftirqd/121:15:151
178499910412,78cyclictest0-21swapper/021:00:120
178499910212,76cyclictest0-21swapper/022:30:110
178499910113,77cyclictest0-21swapper/023:25:120
178499910111,28cyclictest0-21swapper/021:50:130
178529910054,31cyclictest26-21ksoftirqd/121:10:171
178529910042,43cyclictest26-21ksoftirqd/119:50:141
17852999849,29cyclictest26-21ksoftirqd/120:35:151
17852999811,63cyclictest0-21swapper/100:15:251
17849999712,72cyclictest0-21swapper/000:20:110
1785299966,60cyclictest20295-21runrttasks23:50:121
17852999631,47cyclictest26-21ksoftirqd/123:00:131
1609429660,25sleep10-21swapper/119:05:081
17852999548,29cyclictest26-21ksoftirqd/121:35:121
17852999512,29cyclictest0-21swapper/120:55:161
17852999510,64cyclictest0-21swapper/120:30:141
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional