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2026-08-05 - 04:44
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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 rack9slot4.osadl.org (updated Tue Aug 04, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
200551236207sleep0-21swapper/117:13:081
20140111375sleep0-21swapper/017:13:170
5350970irq/18-pch-dma0-21swapper/017:49:060
2039999978cyclictest0-21swapper/018:49:080
20399999574cyclictest0-21swapper/018:24:060
20399999571cyclictest0-21swapper/019:14:140
20399999510cyclictest0-21swapper/021:08:470
5350930irq/18-pch-dma0-21swapper/017:43:360
2039999939cyclictest0-21swapper/019:59:090
2039999938cyclictest0-21swapper/019:43:590
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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