netdev - Re: [Bugme-new] [Bug 11316] New: severe performance regression for iptables nat routing

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Message-Id: <E1KTr1W-0001WZ-00@gondolin.me.apana.org.au>
Date:	Fri, 15 Aug 2008 14:34:50 +1000
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	davem@...emloft.net (David Miller)
Cc:	alex.williamson@...com, akpm@...ux-foundation.org,
	buytenh@...vell.com, netdev@...r.kernel.org,
	bugme-daemon@...zilla.kernel.org, kaber@...sh.net
Subject: Re: [Bugme-new] [Bug 11316] New: severe performance regression for iptables nat routing

David Miller <davem@...emloft.net> wrote:
>
> Patrick I wonder if there a case where iptables NAT will COW the packet
> when it really doesn't need to.

This doesn't make sense.  He's downloading from a remote host, so
GSO shouldn't even come into play.

Cheers,
-- 
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