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Re: limited number if iptable rules on 64bit hosts

To: Olaf Hering <olh@xxxxxxx>
Subject: Re: limited number if iptable rules on 64bit hosts
From: "David S. Miller" <davem@xxxxxxxxxxxxx>
Date: Thu, 3 Feb 2005 11:00:49 -0800
Cc: okir@xxxxxxx, brugolsky@xxxxxxxxxxxxxxxxxxxxxxxxx, netdev@xxxxxxxxxxx, netfilter-devel@xxxxxxxxxxxxxxxxxxx
In-reply-to: <20050203185928.GA22832@xxxxxxx>
References: <20050202133851.GA9680@xxxxxxx> <20050202222516.GA15440@xxxxxxx> <20050202223853.GA29237@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx> <20050202225258.GA15563@xxxxxxx> <20050203111939.GI31570@xxxxxxx> <20050203104822.05be3281.davem@xxxxxxxxxxxxx> <20050203185928.GA22832@xxxxxxx>
Sender: netdev-bounce@xxxxxxxxxxx
On Thu, 3 Feb 2005 19:59:28 +0100
Olaf Hering <olh@xxxxxxx> wrote:

>  On Thu, Feb 03, David S. Miller wrote:
> 
> > The rule itself is replicated per-cpu as well to keep L2 cache
> > accesses local per cpu on SMP systems.
> 
> Andy made this change, which helped on a dual box.

It might not help for Olaf's 128 cpu box though :-)

I think reconsider the idea of replicating the rule itself per-cpu.
Also, this thread should have begun with netfilter-devel at least on
the CC:, added.

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