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To: Thunder from the hill <thunder@ngforever.de>
Cc: Hell.Surfers@cwctv.net, hahn@physics.mcmaster.ca,
       <linux-kernel@vger.kernel.org>
Subject: Re: how to improve the throughput of linux network
References: <Pine.LNX.4.44.0207152055080.3452-100000@hawkeye.luckynet.adm>
From: ebiederm@xmission.com (Eric W. Biederman)
Date: 18 Jul 2002 09:35:13 -0600
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Thunder from the hill <thunder@ngforever.de> writes:

> Hi,
> 
> On Tue, 16 Jul 2002 Hell.Surfers@cwctv.net wrote:
> > well only if it was used little amounts, like once every hour, it would
> > dynamically unload in between,
> 
> That's ok then. It shouldn't produce significant overhead. But on the 
> routers that I run I have either no netfilters at all, or they keep 
> running, so even if they were a module, they'd never have any time to 
> unload.

Only if you have a cron job running rmmod -a will the module unload.
The kernel never unloads modules without being asked.

Eric
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