Date: Thu, 26 Feb 2015 11:34:31 -0500 (EST)
Message-Id: <20150226.113431.238255529591339000.davem@davemloft.net>
To: imrep@amazon.de
Cc: fw@strlen.de, imrep.amz@gmail.com, bridge@lists.linux-foundation.org,
        stephen@networkplumber.org, netdev@vger.kernel.org,
        linux-kernel@vger.kernel.org, aliguori@amazon.com
Subject: Re: [RFC PATCH v2] bridge: make it possible for packets to
 traverse the bridge without hitting netfilter
From: David Miller <davem@davemloft.net>
In-Reply-To: <54EEF32D.2010202@amazon.de>
References: <1424705163-13428-1-git-send-email-imrep.amz@gmail.com>
	<20150223160619.GF24297@breakpoint.cc>
	<54EEF32D.2010202@amazon.de>
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From: Imre Palik <imrep@amazon.de>
Date: Thu, 26 Feb 2015 11:19:25 +0100

> If you are looking for peculiarities in my setup then here they are:
> I am on 4k pages, and perf is not working :-(
> (I am trying to fix those too, but that is far from being a low hanging fruit.)
> So my guess would be that the packet pipeline doesn't fit in the cache/tlb

Pure specualtion until you can actually use perf to measure these
things.

And I don't want to apply patches which were designed based upon
pure speculation.
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