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 (8.13.1/8.13.1) with ESMTP id l8FAupw8025258 for ; Sat, 15 Sep 2007 06:56:51 -0400 Received: from hrndva-omtalb.mail.rr.com (hrndva-omtalb.mail.rr.com [71.74.56.123]) by mx1.redhat.com (8.13.1/8.13.1) with ESMTP id l8FAujCS002030 for ; Sat, 15 Sep 2007 06:56:45 -0400 Received: from [192.168.10.2] (really [75.177.6.165]) by hrndva-omta04.mail.rr.com with ESMTP id <20070915105627.XUL3966.hrndva-omta04.mail.rr.com@[192.168.10.2]> for ; Sat, 15 Sep 2007 10:56:27 +0000 Message-ID: <46EBB72E.4050609@earthlink.net> Date: Sat, 15 Sep 2007 06:42:54 -0400 From: raptorfan MIME-Version: 1.0 Subject: Re: [linux-lvm] Q: Online resizing ext3 FS References: In-Reply-To: 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"; format="flowed" To: LVM general discussion and development Stuart D. Gathman wrote: > This brings up an LVM related question I've had. Can I do this: > > 1) take snapshot of 500GB LV > 2) resize source LV to 1TB I think this is the step that will break. iirc you can't resize a lv with a snapshot attached. > 3) run ext2online > 4a) resize succeeds - remove shapshot > 4b) resize fails horribly - copy shapshot to LV and restart > 4b.1) is there a way to "revert" the source LV to the snapshot? > (without allocating snapshot as big as source LV) -r