From mboxrd@z Thu Jan 1 00:00:00 1970 Subject: Re: [linux-lvm] mounting ext3 snapshot occasionaly fails From: Chris Mason In-Reply-To: <20021203124412.GJ2227@tykepenguin.com> References: <20021203124412.GJ2227@tykepenguin.com> Content-Transfer-Encoding: 7bit Message-Id: <1038932284.1381.0.camel@tiny> Mime-Version: 1.0 Sender: linux-lvm-admin@sistina.com Errors-To: linux-lvm-admin@sistina.com Reply-To: linux-lvm@sistina.com List-Help: List-Post: List-Subscribe: , List-Unsubscribe: , List-Archive: Date: Tue Dec 3 10:18:02 2002 List-Id: Content-Type: text/plain; charset="us-ascii" To: linux-lvm@sistina.com On Tue, 2002-12-03 at 07:44, Patrick Caulfield wrote: > On Tue, Dec 03, 2002 at 12:35:09PM +0000, Tomaz Beltram wrote: > > Hi, > > > > I have similar problems as described in this mailing list some months ago, > > regarding mounting snapshots of journaled file systems. > > > > Mounting the snapshot fails and dmesg shows: > > EXT3-fs: INFO: recovery required on readonly filesystem. > > EXT3-fs: write access unavailable, cannot proceed. > > > > I have observed that the failure is more frequent with longer delays > > between snapshot creation and mount time. > > > > The problem was solved with the VFS-lock patch for 2.4.18 kernel. But I am > > using LVM 1.0.5 and 2.4.19-SuSE kernel (64GB-SMP). As I understand, it > > should already have the VFS-lock patch applied. If not, where can I find > > one? > > I don't know whether the SuSE kernel has the VFS lock patch applied or not - if > not then one for 2.4.19 is available in the LVM 1.0.6 source package. > > The patch is agains the Linus kernel so whether it will apply to the SuSE > kernel is something you'll have to find out for yourself I'm afraid ! The suse kernel already has the patch, so there might be a timing problem in the ext3 support. -chris