Re: how to resize a compact flash image on disk

[David Goodenough <david.goodenough@btconnect.com>]

On Monday 24 Oct 2011, Bob Proulx wrote:
> David Goodenough wrote:
> > Is there a tool which will taks the disk image and adjust it to a
> > smaller size (it is far from full - there is plenty of empty space)
> > before copying it to the CF.
> 
> You didn't say what filesystem type you are using so this is a
> suggestion in the blind, the best I can do.
> 
> Have you looked at 'resize2fs' the ext2/ext3/ext4 file system resizer?
> Seems like you should be able to loop mount your image, resize it,
> unmount it, then truncate the file to the smaller size.  For safety
> always keep a backup!
> 
> Bob
It is ext3, the problem is that it is a disk image not a partition
image, and as far as I know you can only mount partition images
as a loop.

David