From owner-freebsd-hackers@FreeBSD.ORG Wed Sep 3 06:23:11 2003 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 7412B16A4BF; Wed, 3 Sep 2003 06:23:11 -0700 (PDT) Received: from salmon.maths.tcd.ie (salmon.maths.tcd.ie [134.226.81.11]) by mx1.FreeBSD.org (Postfix) with SMTP id B1C2D43FEA; Wed, 3 Sep 2003 06:23:09 -0700 (PDT) (envelope-from dwmalone@maths.tcd.ie) Received: from lanczos.maths.tcd.ie by salmon.maths.tcd.ie with SMTP id ; 3 Sep 2003 14:23:08 +0100 (BST) Date: Wed, 3 Sep 2003 14:23:03 +0100 From: David Malone To: Geoff Buckingham Message-ID: <20030903132303.GA53246@lanczos.maths.tcd.ie> References: <20030902224136.GA98381@dan.emsphone.com> <20030903110615.GA25233@chuggalug.clues.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20030903110615.GA25233@chuggalug.clues.com> User-Agent: Mutt/1.5.3i Sender: dwmalone@maths.tcd.ie cc: freebsd-hackers@freebsd.org cc: freebsd-performance@freebsd.org cc: Dan Nelson cc: freebsd-questions@freebsd.org cc: Max Clark Subject: Re: 20TB Storage System X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 03 Sep 2003 13:23:11 -0000 On Wed, Sep 03, 2003 at 11:06:15AM +0000, Geoff Buckingham wrote: > However I just read the newfs man page and am intrigued to know what effect > the -g and -h options have.... > > -g avgfilesize > The expected average file size for the file system. > > -h avgfpdir > The expected average number of files per directory on the file > system. I believe these are used by the dirpref stuff to decide how to distribute files and directories evenly throughout the dis. David.