From owner-freebsd-questions@FreeBSD.ORG  Wed Sep  3 13:24:33 2003
Return-Path: <owner-freebsd-questions@FreeBSD.ORG>
Delivered-To: freebsd-questions@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id D163816A4BF
	for <freebsd-questions@freebsd.org>;
	Wed,  3 Sep 2003 13:24:33 -0700 (PDT)
Received: from silver.he.iki.fi (helenius.fi [193.64.42.241])
	by mx1.FreeBSD.org (Postfix) with ESMTP id ABED143F75
	for <freebsd-questions@freebsd.org>;
	Wed,  3 Sep 2003 13:24:32 -0700 (PDT)	(envelope-from pete@he.iki.fi)
Received: from he.iki.fi (h81.vuokselantie10.fi [193.64.42.129])
	by silver.he.iki.fi (8.12.9/8.11.4) with ESMTP id h83KON2k013574;
	Wed, 3 Sep 2003 23:24:23 +0300 (EEST)
	(envelope-from pete@he.iki.fi)
Message-ID: <3F564DF6.3090200@he.iki.fi>
Date: Wed, 03 Sep 2003 23:24:22 +0300
From: Petri Helenius <pete@he.iki.fi>
User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US;
	rv:1.4) Gecko/20030624
X-Accept-Language: en-us, en
MIME-Version: 1.0
To: Poul-Henning Kamp <phk@phk.freebsd.dk>
References: <64330.1062619621@critter.freebsd.dk>
In-Reply-To: <64330.1062619621@critter.freebsd.dk>
Content-Type: text/plain; charset=ISO-8859-1; format=flowed
Content-Transfer-Encoding: 8bit
cc: Max Clark <max.clark@media.net>
cc: freebsd-hackers@freebsd.org
cc: freebsd-performance@freebsd.org
cc: Geoff Buckingham <geoffb@chuggalug.clues.com>
cc: Dan Nelson <dnelson@allantgroup.com>
cc: freebsd-questions@freebsd.org
Subject: Re: 20TB Storage System
X-BeenThere: freebsd-questions@freebsd.org
X-Mailman-Version: 2.1.1
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: Wed, 03 Sep 2003 20:24:33 -0000

Poul-Henning Kamp wrote:

>I am not sure I would advocate 64k blocks yet.
>  
>
Good to know, I have stuck with 16k so far due to the fact that our
database has pagesize of 16k and I found little benefit tuning that.
(but itīs completely different application)

>I tend to stick with 32k block, 4k fragment myself.
>
>This is a problem which is in the cross-hairs for 6.x
>  
>
You have any insight into the fsck memory consumption? I remember getting
myself saved quite a long time ago by reducing the number of inodes.

Pete