Re: can I shrink an xfs?

[David Chinner <dgc@sgi.com>]

On Tue, Mar 11, 2008 at 02:02:10PM -0400, Josef 'Jeff' Sipek wrote:
> On Tue, Mar 11, 2008 at 06:29:58PM +0100, Louis-David Mitterrand wrote:
> > Hi,
> > 
> > Is it possible to shrink an xfs? I tried using xfs_growfs to no avail.
>  
> There's no official/supported way to do it. There might be some tool to do
> it, but I'm not aware of any.
> 
> Dave, et. al.: why not support shrinking? I know, inode numbers and whatnot,
> but that's already being messed up (at least to a degree) with the noikeep
> mount option. I think that shrinking would be useful to have - even if you
> have to pass it --i-know-what-i-am-doing kind of option. Maybe a offline
> shrink via repair would be more viable?

It's being worked on - have a look in the achives at what Ruben Porras has
been doing (and the patches he recently sent). Shrinking involves a lot of
bits to come together sucessful, and we're slowly getting them together.
If you want to get it done faster - help Ruben ;)

Cheers,

Dave.
-- 
Dave Chinner
Principal Engineer
SGI Australian Software Group