> On 11 Aug, 2018, at 2:12 am, Rosen Penev <ros...@gmail.com> wrote:
> 
> OpenWrt has backported Netfilter's flow offload functionality from
> kernel 4.17 to 4.14. I've been noticing higher speeds as well as
> higher latency with it enabled. Anyone have any insight? My test
> results are here:
> 
> On: http://www.dslreports.com/speedtest/37007587
> Off: http://www.dslreports.com/speedtest/37007494
> 
> Note the latencies.

The latencies you're seeing there have nothing to do with the offload engine.  
You are bufferbloated in both cases, and apparently without effective 
mitigation in either direction.

 - Jonathan Morton

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