size of uec images
Scott Moser
smoser at ubuntu.com
Thu Oct 8 13:55:26 BST 2009
On Thu, 8 Oct 2009, Soren Hansen wrote:
> On Wed, Oct 07, 2009 at 11:35:58PM -0400, Scott Moser wrote:
> > Essentially, something like:
> > truncate "--size=$new_size" "$new_image"
> > mke2fs -j $new_image
> > sudo mount -o loop,ro "${old_image}" /mnt/tmp1
> > sudo mount -o loop "${new_image}" /mnt/tmp2
> > rsync -a /mnt/tmp1/ /mnt/tmp2
> > sudo umount /mnt/tmp1
> > sudo umount /mnt/tmp2
>
> Why not just:
> truncate --size="${new_size}" "${img}"
> resize2fs "${img}"
The advantage was really in the making of a new filesystem in the 10G
image versus resizing the 2G up to 10. I was afraid that actual use of a
2G fs resized to 10G might run out of inodes. Entirely guesswork on my
part.
Both scripts are written and attached to bug 439868.
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