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Re: limited number if iptable rules on 64bit hosts

To: Olaf Kirch <okir@xxxxxxx>
Subject: Re: limited number if iptable rules on 64bit hosts
From: "David S. Miller" <davem@xxxxxxxxxxxxx>
Date: Thu, 3 Feb 2005 10:48:22 -0800
Cc: olh@xxxxxxx, brugolsky@xxxxxxxxxxxxxxxxxxxxxxxxx, netdev@xxxxxxxxxxx
In-reply-to: <20050203111939.GI31570@xxxxxxx>
References: <20050202133851.GA9680@xxxxxxx> <20050202222516.GA15440@xxxxxxx> <20050202223853.GA29237@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx> <20050202225258.GA15563@xxxxxxx> <20050203111939.GI31570@xxxxxxx>
Sender: netdev-bounce@xxxxxxxxxxx
On Thu, 3 Feb 2005 12:19:39 +0100
Olaf Kirch <okir@xxxxxxx> wrote:

> At 3445 rules, tmp.size is 524272 (why does it want that much memory? I
> would expect the only data that's per-CPU is the packet and byte
> counters).

The rule itself is replicated per-cpu as well to keep L2 cache
accesses local per cpu on SMP systems.

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