[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-users] RE: how to expand a xen image?
Am Dienstag, den 02.09.2008, 11:12 -0400 schrieb Dustin Henning: > I'm not especially familiar with dd, but couldn't it be used for > this? It seems I recall something about skipping blocks before writing, so > if you skip enough blocks to go to the end of the file and then write enough > blocks to extend it as much as you want, wouldn't this make the single disk > that much bigger the next time it is mounted to a domU? Obviously it would > be wise to back-up the image first, and this would probably be an offline > operation, but it seems to me it might be better (or at least easier to > manage) than having two physical volumes (unless you want to use two real > disks or something). > Dustin If you like it within one file: dd if=/dev/zero bs=1G count=5 >> imagefile adds five gigs to your imagefile. cheers Henry > -----Original Message----- > From: xen-users-bounces@xxxxxxxxxxxxxxxxxxx > [mailto:xen-users-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of Thomas Hager > Sent: Tuesday, September 02, 2008 10:38 > To: xen-users@xxxxxxxxxxxxxxxxxxx > Subject: Re: [Xen-users] how to expand a xen image? > > On Tue, 2008-09-02 at 15:50 +0200, Eric Doutreleau wrote: > > Hi > hi, > > > Is there a simple way to expand the image in order to expand the lvm? > kinda: > > add another image file as /dev/hdb to your domU, create a physical volume on > the new disc and extend your volume group with vgextend. > > hth, > tom. > _______________________________________________ Xen-users mailing list Xen-users@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-users
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