From owner-freebsd-hackers Fri Sep 29 15:33:49 2000 Delivered-To: freebsd-hackers@freebsd.org Received: from brutus.conectiva.com.br (brutus.conectiva.com.br [200.250.58.146]) by hub.freebsd.org (Postfix) with ESMTP id 9EE5537B502 for ; Fri, 29 Sep 2000 15:33:44 -0700 (PDT) Received: from localhost (riel@localhost) by brutus.conectiva.com.br (8.10.2/8.10.2) with ESMTP id e8TMXJS14274; Fri, 29 Sep 2000 19:33:20 -0300 X-Authentication-Warning: duckman.distro.conectiva: riel owned process doing -bs Date: Fri, 29 Sep 2000 19:33:19 -0300 (BRST) From: Rik van Riel X-Sender: riel@duckman.distro.conectiva To: Doug White Cc: Marc Tardif , freebsd-hackers@FreeBSD.ORG Subject: Re: writing to disk In-Reply-To: Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Fri, 29 Sep 2000, Doug White wrote: > On Thu, 28 Sep 2000, Marc Tardif wrote: > > > What is the quickest way of writing large amounts of data to disk? > > Sequentially. Disks run an order of magnitude faster if they > have sequential data. Don't get too fancy with the ordering > since the disk driver will just reorder it for you. Also, lots of disks no longer seem to write individual sectors, but instead read/write whole tracks at a time. (and then the whole sector thing becomes moot) regards, Rik -- "What you're running that piece of shit Gnome?!?!" -- Miguel de Icaza, UKUUG 2000 http://www.conectiva.com/ http://www.surriel.com/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message