[linux-lvm] online resize

Roger Lucas roger at planbit.co.uk
Thu Mar 16 13:08:33 UTC 2006

We use Reiser3 here and it can grow a volume whilst it is mounted, but you
have to unmount the volume before you can shrink it.

The man pages for resize_reiserfs indicate that it should be used on
unmounted volumes...

AFAIK, Reiser is the only filesystem in common use that allows volumes to be

> -----Original Message-----
> From: linux-lvm-bounces at redhat.com [mailto:linux-lvm-bounces at redhat.com]
> On Behalf Of Gunther Clasen
> Sent: 16 March 2006 09:03
> To: LVM general discussion and development
> Subject: Re: [linux-lvm] online resize
> On Wed, Mar 15, 2006, Michael Schulz wrote:
> > can please anybody tell me where I can found
> > an aktual informaiton about LVM2 and the filesystems
> > which are currently support online resizing?
> I use reiserfs for quite a number of years now and it seems to work
> fine. You can resize the volume when it is mounted, although I prefer
> unmounting it first if that is possible. It also shrinks, I believe even
> online, but I don't do shrinking very often. (I have done, but
> filesystems tend to grow rather than shrink.)
> mkreiserfs
> resize_reiserfs
> Regards,
> Gunther
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