From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from pobox.fab.redhat.com (pobox.fab.redhat.com [10.33.63.12]) by int-mx1.corp.redhat.com (8.13.1/8.13.1) with ESMTP id n29C4ZIV023798 for ; Mon, 9 Mar 2009 08:04:36 -0400 Received: from breeves.fab.redhat.com (breeves.fab.redhat.com [10.33.0.40]) by pobox.fab.redhat.com (8.13.1/8.13.1) with ESMTP id n29C4VoB002960 for ; Mon, 9 Mar 2009 08:04:31 -0400 Message-ID: <49B50610.3020600@redhat.com> Date: Mon, 09 Mar 2009 12:05:36 +0000 From: "Bryn M. Reeves" MIME-Version: 1.0 Subject: Re: [linux-lvm] how to enlarge a logical volume that is a virtual disk of a virtual machine that uses lvm too? References: <49B23E93.6090004@alexbrett.net> In-Reply-To: <49B23E93.6090004@alexbrett.net> Content-Transfer-Encoding: 7bit Reply-To: bmr@redhat.com, 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 Alex Brett wrote: > I'm not sure if you could do it online or not (I can't see any > reason why not, but there may be issues), but you should just be > able to resize the LV (lvresize) in dom0 (obviously make sure you > enlarge it, not shrink it), then do a pvresize in the VM to enlarge > the PV to use all Depending on the type of device and whether it is partitioned or not it may not be possible to have the guest recognise the new size of the device without a reboot. Regards, Bryn.