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2025-05-09 - 10:23
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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 10 highest latencies:
System rackfslot5.osadl.org (updated Fri May 09, 2025 00:43:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
211599600589,5cyclictest0-21swapper/11
211599600589,5cyclictest0-21swapper/11
211599593582,5cyclictest0-21swapper/11
211499582547,30cyclictest29005-21kworker/u8:00
211499581533,42cyclictest10398-21kworker/u8:20
211499581533,42cyclictest10398-21kworker/u8:20
211599580569,5cyclictest0-21swapper/11
211599579568,5cyclictest0-21swapper/11
211599579568,5cyclictest0-21swapper/11
211599578567,5cyclictest0-21swapper/11
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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