From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx1.redhat.com (mx1.redhat.com [172.16.48.31]) by int-mx1.corp.redhat.com (8.12.11.20060308/8.12.11) with ESMTP id k8R5WwMj030173 for ; Wed, 27 Sep 2006 01:32:58 -0400 Received: from mail.davidb.org (mail.davidb.org [66.93.32.219]) by mx1.redhat.com (8.12.11.20060308/8.12.11) with ESMTP id k8R5WubA024726 for ; Wed, 27 Sep 2006 01:32:57 -0400 Received: from a64.davidb.org ([66.93.32.226]) by mail.davidb.org with esmtpa (Exim 4.60 #1 (Debian)) id 1GSS2N-0000kP-B3 for ; Tue, 26 Sep 2006 22:32:51 -0700 Message-ID: <451A0D03.9000204@davidb.org> Date: Tue, 26 Sep 2006 22:32:51 -0700 From: David Brown MIME-Version: 1.0 Subject: Re: [linux-lvm] Help, lvm2 snapshot and XFS , using xfs_freeze to do this, but then lvcreate hang. References: <625ccb870609262203m400d149ax47ef5396dd96236@mail.gmail.com> In-Reply-To: <625ccb870609262203m400d149ax47ef5396dd96236@mail.gmail.com> Content-Transfer-Encoding: 7bit Reply-To: LVM general discussion and development List-Id: LVM general discussion and development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , List-Id: Content-Type: text/plain; charset="us-ascii" To: LVM general discussion and development bowen zheng wrote: > Help, lvm2 snapshot and XFS , using xfs_freeze to do this, but then > lvcreate hang. The lvcreate does the xfs_freeze for you, so if you run xfs_freeze, then the lcreate will hang. Running it with '-u' should allow the lvcreate to hang. > I use lvm2 and xfs both. If I do not use xfs_freeze before, I can use > lvcreate snapshot the lv. And it work fine for some static files or > lv, but not for running system such as / (root) which will generate a > log of I/O error. What kind of errors are you getting. I've done this on active filesystems for backup purposes, and not had any problems. Dave