From: Francois Romieu <romieu@cogenit.fr>
To: linux-kernel@vger.kernel.org
Subject: Re: VM tuning for Linux routers
Date: Tue, 20 Nov 2001 19:58:47 +0100 [thread overview]
Message-ID: <20011120195847.A27711@se1.cogenit.fr> (raw)
In-Reply-To: <20011118145400.A23181@se1.cogenit.fr> <E1661at-0005cw-00@calista.inka.de>
In-Reply-To: <E1661at-0005cw-00@calista.inka.de>; from ecki@lina.inka.de on Tue, Nov 20, 2001 at 04:29:07AM +0100
Bernd Eckenfels <ecki@lina.inka.de> :
> In article <20011118145400.A23181@se1.cogenit.fr> you wrote:
> >> You can increase the reserved free memory (not sure where to do this in
> > This reserve isn't dedicated to networking alas.
>
> But it is for atomic kernel memory requests, which happen to be caused by
> Interrupt handlers. On a Network loaded Box most of them are from the NICs.
The word "firewall" triggered the syslog activity led in my head. :o)
<grep, grep>
How would you do an estimate of the required memory for the whole
networking (GFP_ATOMIC is wildly used out of the irq handlers themselves) ?
--
Ueimor
next prev parent reply other threads:[~2001-11-20 18:59 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-11-16 8:03 Jan Kasprzak
2001-11-17 12:41 ` Francois Romieu
2001-11-17 16:42 ` Bernd Eckenfels
2001-11-18 13:54 ` Francois Romieu
2001-11-20 3:29 ` Bernd Eckenfels
2001-11-20 18:58 ` Francois Romieu [this message]
2001-11-20 20:35 ` Bernd Eckenfels
2001-11-20 21:47 ` Francois Romieu
2001-11-22 8:23 ` Jan Kasprzak
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