From owner-freebsd-current@FreeBSD.ORG Thu Mar 23 18:47:42 2006 Return-Path: X-Original-To: freebsd-current@freebsd.org 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 6F1A316A422; Thu, 23 Mar 2006 18:47:42 +0000 (UTC) (envelope-from kris@obsecurity.org) Received: from elvis.mu.org (elvis.mu.org [192.203.228.196]) by mx1.FreeBSD.org (Postfix) with ESMTP id DEABD43D60; Thu, 23 Mar 2006 18:47:41 +0000 (GMT) (envelope-from kris@obsecurity.org) Received: from obsecurity.dyndns.org (elvis.mu.org [192.203.228.196]) by elvis.mu.org (Postfix) with ESMTP id 97F651A3C1C; Thu, 23 Mar 2006 10:47:40 -0800 (PST) Received: by obsecurity.dyndns.org (Postfix, from userid 1000) id 02E3151753; Thu, 23 Mar 2006 13:47:40 -0500 (EST) Date: Thu, 23 Mar 2006 13:47:39 -0500 From: Kris Kennaway To: Kent Stewart Message-ID: <20060323184739.GA85076@xor.obsecurity.org> References: <20060320224313.O55763@kozubik.com> <20060323183414.GA84775@xor.obsecurity.org> <200603231042.30623.kstewart@owt.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="azLHFNyN32YCQGCU" Content-Disposition: inline In-Reply-To: <200603231042.30623.kstewart@owt.com> User-Agent: Mutt/1.4.2.1i Cc: Kris Kennaway , freebsd-fs@freebsd.org, freebsd-current@freebsd.org, John Kozubik , jroberson@chesapeake.net, tegge@freebsd.org Subject: Re: UFS2 Snapshots in 6.1-Beta4 - Confirmed Problems X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 23 Mar 2006 18:47:42 -0000 --azLHFNyN32YCQGCU Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Mar 23, 2006 at 10:42:30AM -0800, Kent Stewart wrote: > On Thursday 23 March 2006 10:34, Kris Kennaway wrote: > > On Tue, Mar 21, 2006 at 01:36:44AM -0800, John Kozubik wrote: > > > First, I have confirmed that a filesystem with multiple snapshots > > > that undergoes multiple, rapid deletions of files, will cause the > > > system to hang. I have witnessed this before, but had not > > > confirmed it or documented it in a PR. Now that I have confirmed > > > this behavior, I have documented it in: kern/94769 > > > > I ran a (completion of) your script in a loop for about 24 hours and > > it didn't deadlock. This may be because there was a second set of > > fixes that was merged in to 6.x a day or two ago. Are you able to > > confirm whether they indeed fixed this problem? > > > > > Second, kern/92292 is still a problem. I have reproduced this > > > error in 6.1-BETA4 (and have seen it happening since 5.1). The > > > (small) difference is that the cp process seems to stick in the > > > flswai state instead of biowr. > > > > I'll test this one next. >=20 > There is also a problem if you try to boot the latest 6.1-beta kernel=20 > from XP using an old boot1. It just hangs and you don't even see the=20 > "-" symbol on the console. You can boot from XP after you start using=20 > the new boot1. Sounds entirely unrelated to snapshots, so go find your own thread :-) Kris --azLHFNyN32YCQGCU Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.2.2 (FreeBSD) iD8DBQFEIu1LWry0BWjoQKURAhxnAKDK+ybrKBnWEZoD0n+JK+AjzhTY8ACgiAEn E37x2hlfvsr/OEw8EIDyxqs= =8xpE -----END PGP SIGNATURE----- --azLHFNyN32YCQGCU--