netdev - Re: inetpeer with create==0

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Date:	Thu, 03 Mar 2011 00:34:17 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	xiaosuo@...il.com
Cc:	eric.dumazet@...il.com, netdev@...r.kernel.org
Subject: Re: inetpeer with create==0

From: Changli Gao <xiaosuo@...il.com>
Date: Thu, 3 Mar 2011 16:07:32 +0800

> After routing cache is removed totally, Linux is still unsuitable for
> use as a router on the core internet. Because it isn't a realtime OS,
> and the forwarding delay isn't bounded. With routing cache, the memory
> cost isn't bounded too. :)

With many cores, pipe can be filled no problem, because with multi-core
machine routing lookup proceeds just like Cisco router makes in hardware.

I wrote about this in my blog a few years ago.

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