From owner-freebsd-current Mon Mar 17 12:45:20 2003 Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 169A037B401; Mon, 17 Mar 2003 12:45:19 -0800 (PST) Received: from rwcrmhc52.attbi.com (rwcrmhc52.attbi.com [216.148.227.88]) by mx1.FreeBSD.org (Postfix) with ESMTP id 53B7343FB1; Mon, 17 Mar 2003 12:45:18 -0800 (PST) (envelope-from julian@elischer.org) Received: from interjet.elischer.org (12-232-168-4.client.attbi.com[12.232.168.4]) by rwcrmhc52.attbi.com (rwcrmhc52) with ESMTP id <2003031720451705200ptglre>; Mon, 17 Mar 2003 20:45:17 +0000 Received: from localhost (localhost.elischer.org [127.0.0.1]) by InterJet.elischer.org (8.9.1a/8.9.1) with ESMTP id MAA70776; Mon, 17 Mar 2003 12:45:17 -0800 (PST) Date: Mon, 17 Mar 2003 12:45:15 -0800 (PST) From: Julian Elischer To: Alfred Perlstein Cc: FreeBSD current users , fs@freebsd.org Subject: Re: Anyone working on fsck? In-Reply-To: Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG I might add that the test filesystem was 95% full with about 8,000,000 directories on it. It was populated with multiple copies of /bin and /etc as a test set :-) On Mon, 17 Mar 2003, Julian Elischer wrote: > this is a full 100% forground fsck -y > > On Mon, 17 Mar 2003, Alfred Perlstein wrote: > > > * Julian Elischer [030317 12:22] wrote: > > > > > > Is there anyone working on fsck? > > > Recent timings with a fast machine with 1TB filesystems > > > show that it takes abuot 6 hours to fsck such a filesystem > > > (on a fast array with a lot of RAM) > > > > > > This is with a version of fsck that already has some locally developed > > > speedups and changes. I have not dared time the standard one yet. > > > > Is this with or without the intentional delay introduced in order > > to avoid monopolizing the disk in background mode? > > > > -Alfred > > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-fs" in the body of the message > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message