From owner-freebsd-questions@FreeBSD.ORG  Mon Jul 13 18:17:42 2009
Return-Path: <owner-freebsd-questions@FreeBSD.ORG>
Delivered-To: freebsd-questions@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 32A5F1065672
	for <freebsd-questions@freebsd.org>;
	Mon, 13 Jul 2009 18:17:42 +0000 (UTC)
	(envelope-from jerrymc@gizmo.acns.msu.edu)
Received: from gizmo.acns.msu.edu (gizmo.acns.msu.edu [35.8.1.43])
	by mx1.freebsd.org (Postfix) with ESMTP id EFA0F8FC16
	for <freebsd-questions@freebsd.org>;
	Mon, 13 Jul 2009 18:17:41 +0000 (UTC)
	(envelope-from jerrymc@gizmo.acns.msu.edu)
Received: from gizmo.acns.msu.edu (localhost [127.0.0.1])
	by gizmo.acns.msu.edu (8.13.6/8.13.6) with ESMTP id n6DIGY6e044161;
	Mon, 13 Jul 2009 14:16:34 -0400 (EDT)
	(envelope-from jerrymc@gizmo.acns.msu.edu)
Received: (from jerrymc@localhost)
	by gizmo.acns.msu.edu (8.13.6/8.13.6/Submit) id n6DIGY87044160;
	Mon, 13 Jul 2009 14:16:34 -0400 (EDT) (envelope-from jerrymc)
Date: Mon, 13 Jul 2009 14:16:34 -0400
From: Jerry McAllister <jerrymc@msu.edu>
To: John Almberg <jalmberg@identry.com>
Message-ID: <20090713181633.GB44024@gizmo.acns.msu.edu>
References: <8195A2D9-F7AC-49F8-969E-A13EDFA3C05A@identry.com>
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <8195A2D9-F7AC-49F8-969E-A13EDFA3C05A@identry.com>
User-Agent: Mutt/1.4.2.2i
Cc: freebsd-questions@freebsd.org
Subject: Re: Should DNS be on same server as webserver?
X-BeenThere: freebsd-questions@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: User questions <freebsd-questions.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-questions>
List-Post: <mailto:freebsd-questions@freebsd.org>
List-Help: <mailto:freebsd-questions-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Mon, 13 Jul 2009 18:17:42 -0000

On Mon, Jul 13, 2009 at 12:36:42PM -0400, John Almberg wrote:

> The other day, a FreeBSD 'expert' told me that it is important to  
> have the DNS server for a domain on the same server as the domain's  
> web server. Supposedly, this saves doing tons of DNS look ups over  
> the network. Instead, they are done locally.
> 
> This makes sense to me, but I wonder if the performance difference is  
> really that significant?

sounds like someone who does not understand the network.
In fact, it is possibly even better for them to be on different
machines.   This would be for security reasons.

Anyway, any DNS lookup results are normally cached on the local machine
for some period of time (set by the nameserver).

////jerry


> 
> -- John
> _______________________________________________
> freebsd-questions@freebsd.org mailing list
> http://lists.freebsd.org/mailman/listinfo/freebsd-questions
> To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.org"