On Tue, Sep 04, 2007 at 05:41:31PM +0200, Felipe Gordillo wrote: > El 04/09/2007 17:34, Petar Bogdanovic escribió: > > On Tue, Sep 04, 2007 at 04:45:11PM +0200, bardo wrote: > >> On 9/4/07, Petar Bogdanovic <[EMAIL PROTECTED]> wrote: > >>> is there a way to create a loop device based on a disk-image which > >>> ``grows as data is added''? > >>> > >>> I'm thinking about all the disk-image formats used by qemu -- qcow, > >>> qcow2, vmdk and so on. > >> IIRC virtualbox does that, it puts it as an option when you create a > >> new virtual partition, try to look at it. > > > > It's not about creating (qcow|qcow2|vmdk)-images, it's about using them > > through losetup or something similar. > > > > I think that the following page can give you a good idea about what I > > would like to do: > > > > http://wiki.xensource.com/xenwiki/DmUserspace > > > > > > Since arch offers no binary package of DmUserspace, I sensed a more > > elegant way to get that job done. > > > > > > Thanks & regards, > > > > Petar > > > > You can use UnionFS http://www.am-utils.org/project-unionfs.html
Thanks for the hint. ``A union consists of several underlying branches, which can be of any filesystem type''. It seems that I actually don't want a union -- I would rather like to have a simple block device (i.e. /dev/mapper/qcowimage0). Could you please provide an example? Thanks & regards, Petar _______________________________________________ arch mailing list [email protected] http://archlinux.org/mailman/listinfo/arch
