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2026-04-26 - 17:02
OSADL QA Farm

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of system in rack #a, slot #4

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
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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.

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 50 highest latencies:
System rackaslot4.osadl.org (updated Sun Apr 26, 2026 12:43:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)		T*(,W**)
latency
(µs)		CmdPIDPrioCmd
31320699317,19cyclictest157-21kworker/2:1-events_freezable2
31320699306,20cyclictest157-21kworker/2:1-events_freezable2
31320699282,19cyclictest157-21kworker/2:1-events_freezable2
31320699274,18cyclictest157-21kworker/2:1-events_freezable2
31320699273,19cyclictest157-21kworker/2:1-events_freezable2
31320699271,20cyclictest157-21kworker/2:1-events_freezable2
31320699264,16cyclictest157-21kworker/2:1-events_freezable2
31320699254,15cyclictest157-21kworker/2:1-events_freezable2
31320699254,15cyclictest157-21kworker/2:1-events_freezable2
31320699254,14cyclictest157-21kworker/2:1-events_freezable2
31320699250,18cyclictest157-21kworker/2:1-events_freezable2
31320699243,15cyclictest157-21kworker/2:1-events_freezable2
31320699243,14cyclictest157-21kworker/2:1-events_freezable2
31320699243,14cyclictest157-21kworker/2:1-events_freezable2
31320699240,19cyclictest157-21kworker/2:1-events_freezable2
31320699240,18cyclictest157-21kworker/2:1-events_freezable2
31320699234,15cyclictest157-21kworker/2:1-events_freezable2
31320699234,14cyclictest157-21kworker/2:1-events_freezable2
31320699234,13cyclictest157-21kworker/2:1-events_freezable2
31320699233,14cyclictest157-21kworker/2:1-events_freezable2
31320699233,14cyclictest157-21kworker/2:1-events_freezable2
31320699232,17cyclictest157-21kworker/2:1-events_freezable2
31320699232,14cyclictest157-21kworker/2:1-events_freezable2
31320699231,18cyclictest157-21kworker/2:1-events_freezable2
31320699225,14cyclictest157-21kworker/2:1-events_freezable2
31320699224,13cyclictest157-21kworker/2:1-events_freezable2
31320699224,12cyclictest157-21kworker/2:1-events_freezable2
31320699223,14cyclictest157-21kworker/2:1-events_freezable2
31320699223,13cyclictest157-21kworker/2:1-events_freezable2
31320699223,13cyclictest157-21kworker/2:1-events_freezable2
31320699222,15cyclictest157-21kworker/2:1-events_freezable2
31320699222,15cyclictest157-21kworker/2:1-events_freezable2
31320699222,14cyclictest157-21kworker/2:1-events_freezable2
31320699222,14cyclictest157-21kworker/2:1-events_freezable2
31320699222,14cyclictest157-21kworker/2:1-events_freezable2
31320699222,14cyclictest157-21kworker/2:1-events_freezable2
31320699221,17cyclictest157-21kworker/2:1-events_freezable2
31320699221,16cyclictest157-21kworker/2:1-events_freezable2
31320699220,16cyclictest157-21kworker/2:1-events_freezable2
31320699214,13cyclictest157-21kworker/2:1-events_freezable2
31320699212,13cyclictest157-21kworker/2:1-events_freezable2
31320699211,14cyclictest157-21kworker/2:1-events_freezable2
31320699211,14cyclictest157-21kworker/2:1-events_freezable2
31320699211,14cyclictest157-21kworker/2:1-events_freezable2
31320699211,14cyclictest157-21kworker/2:1-events_freezable2
31320699211,13cyclictest157-21kworker/2:1-events_freezable2
31320699205,12cyclictest157-21kworker/2:1-events_freezable2
31320699204,13cyclictest157-21kworker/2:1-events_freezable2
31320699203,16cyclictest157-21kworker/2:1-events_freezable2
31320699202,13cyclictest157-21kworker/2:1-events_freezable2
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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