From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx3.redhat.com (mx3.redhat.com [172.16.48.32]) by int-mx1.corp.redhat.com (8.11.6/8.11.6) with ESMTP id j0PHaqO29042 for ; Tue, 25 Jan 2005 12:36:52 -0500 Received: from mproxy.gmail.com (mproxy.gmail.com [216.239.56.242]) by mx3.redhat.com (8.12.11/8.12.11) with ESMTP id j0PHakHw001926 for ; Tue, 25 Jan 2005 12:36:46 -0500 Received: by mproxy.gmail.com with SMTP id q44so693cwc for ; Tue, 25 Jan 2005 09:36:46 -0800 (PST) Message-ID: Date: Tue, 25 Jan 2005 12:36:45 -0500 From: Kristina Clair Subject: Re: [linux-lvm] XFS and snapshots [WAS: Re: Why the dramatic increase in filesystem performance when usingxfs????] In-Reply-To: <87f94c370501241535568896c9@mail.gmail.com> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit References: <1106304669.3943.14.camel@grma-lap> <87f94c3705012108241f812e0e@mail.gmail.com> <20050124113204.B1604791@wobbly.melbourne.sgi.com> <87f94c37050124095332866424@mail.gmail.com> <20050125085526.B1628305@wobbly.melbourne.sgi.com> <87f94c370501241535568896c9@mail.gmail.com> Reply-To: Kristina Clair , 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: Greg Freemyer , LVM general discussion and development Cc: Nathan Scott > > xfs_freeze -f "$SCRATCH_MNT" > [ $? != 0 ] && echo xfs_freeze -f "$SCRATCH_MNT" failed > ( > lvcreate --snapshot --size 1G --name scratch_snap "$VG/scratch"\ > > /dev/null 2>&1 > I'm confused. I've gotten the impression from other posts to this list that one should not use xfs_freeze before creating snapshots. The reason being that xfs_freeze suspends the filesystem, and then lvcreate will also attempt to suspend the filesystem... ??? Kristina