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2026-04-24 - 14:21
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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
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rackaslot6.osadl.org (updated Fri Apr 24, 2026 00:44:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
293637899461,19cyclictest0-21swapper/66
293637899461,19cyclictest0-21swapper/66
293637699431,18cyclictest0-21swapper/44
293637299431,7cyclictest0-21swapper/11
293637299431,7cyclictest0-21swapper/11
2936372994015,4cyclictest0-21swapper/11
2936372993914,5cyclictest0-21swapper/11
2936371993925,10cyclictest3006518-21ntpq0
2936371993925,10cyclictest3006518-21ntpq0
2936379993715,17cyclictest0-21swapper/77
2936371993726,3cyclictest0-21swapper/00
2936372993614,2cyclictest0-21swapper/11
2936371993613,12cyclictest2967683-21kworker/u32:14+rpciod0
2936378993512,15cyclictest22350irq/126-46000000.ethernet-tx06
293637699354,11cyclictest2936972-21aten_rapower_vo4
293637699353,18cyclictest3015809-21apt-get4
293637699351,12cyclictest0-21swapper/44
293637299351,20cyclictest2997269-21kworker/u32:16+xprtiod1
293637299351,16cyclictest0-21swapper/11
2936372993511,13cyclictest0-21swapper/11
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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