From owner-freebsd-questions@FreeBSD.ORG  Sun Jul  1 18:29:41 2007
Return-Path: <owner-freebsd-questions@FreeBSD.ORG>
X-Original-To: freebsd-questions@freebsd.org
Delivered-To: freebsd-questions@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52])
	by hub.freebsd.org (Postfix) with ESMTP id B69E416A469;
	Sun,  1 Jul 2007 18:29:41 +0000 (UTC)
	(envelope-from wojtek@wojtek.tensor.gdynia.pl)
Received: from wojtek.tensor.gdynia.pl (chylonia.3miasto.net [83.12.228.78])
	by mx1.freebsd.org (Postfix) with ESMTP id 1D44613C4BF;
	Sun,  1 Jul 2007 18:29:40 +0000 (UTC)
	(envelope-from wojtek@wojtek.tensor.gdynia.pl)
Received: from wojtek.tensor.gdynia.pl (localhost [IPv6:::1])
	by wojtek.tensor.gdynia.pl (8.13.8/8.13.8) with ESMTP id l61ITV1c064256;
	Sun, 1 Jul 2007 20:29:32 +0200 (CEST)
	(envelope-from wojtek@wojtek.tensor.gdynia.pl)
Received: from localhost (wojtek@localhost)
	by wojtek.tensor.gdynia.pl (8.13.8/8.13.8/Submit) with ESMTP id
	l61ITVfJ064253; Sun, 1 Jul 2007 20:29:31 +0200 (CEST)
	(envelope-from wojtek@wojtek.tensor.gdynia.pl)
Date: Sun, 1 Jul 2007 20:29:31 +0200 (CEST)
From: Wojciech Puchar <wojtek@wojtek.tensor.gdynia.pl>
To: Peter Jeremy <peterjeremy@optushome.com.au>
In-Reply-To: <20070630235127.GX15680@turion.vk2pj.dyndns.org>
Message-ID: <20070701202758.B64116@wojtek.tensor.gdynia.pl>
References: <64b284310706270311j2a6af2f6i6766b483a4b66a5c@mail.gmail.com>
	<20070630235127.GX15680@turion.vk2pj.dyndns.org>
MIME-Version: 1.0
Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed
Cc: Nguyen Tam Chinh <unixvn@gmail.com>, freebsd-stable@freebsd.org,
	FreeBSD-Questions <freebsd-questions@freebsd.org>
Subject: Re: UFS2 optimization for many small files
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: Sun, 01 Jul 2007 18:29:41 -0000

> I have tried using a 4K/0.5K UFS1 filesystem in the past and found the
> performance was very poor.  UFS2 was based on 16K/2K and I would expect
> it to perform even worse with 4K/0.5K.  I would suggest you try 8K/1K.
>

not for small files. you are light with large files but it's not THAT bad 
as you say. i reagularly use 4K/0.5 UFS but not for everything if i 
require good fast speed for big files. for really big files i make 32/4 
filesystem with very little inodes