Messages in this thread | | | Date | Fri, 06 Mar 2015 12:49:30 -0500 (EST) | Subject | Re: [RFC PATCH v2] bridge: make it possible for packets to traverse the bridge without hitting netfilter | From | David Miller <> |
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From: Imre Palik <imrep.amz@gmail.com> Date: Fri, 06 Mar 2015 11:34:29 +0100
> Removed those pieces of the packet pipeline that I don't necessarily > need one-by-one. Then measured their effect on small packet > performance. > > This was the only part that produced considerable effect. > > The pure speculation was about why the effect is more than 15% > increase in packet throughput, although the code path avoided > contains way less code than 15% of the packet pipeline. It seems, > Felix Fietkau profiled similar changes, and found my guess well > founded.
Yes and that's the part being left out, the "why".
That's part of what I expect in the justification.
Look, we're not doing things this way. We need to find a clean and generic way to make the netfilter hooks as cheap as possible when netfilter rules are not in use.
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