Patrick Bachmann wrote: > Jonathan, > > On Mon, Mar 03, 2008 at 11:14:14AM -0800, Jonathan Loran wrote: > >> What I'm left with now is to do more expensive modifications to the new >> mirror to increase its size, or using zfs send | receive or rsync to >> copy the data, and have an extended down time for our users. Yuck! >> > > Not sure if this is going to help you, as I do not know how your > restructuring impacts the available space on your old array. > Here's an idea: Create a sparse zvol on the new array and attach it > to the old array. > > # mkdir test > # mkfile 150m /test/old; mkfile 100m /test/new > # zpool create foo /test/old > # zpool create bar /test/new > # zfs create -s -V 150m bar/vol > # mkfile 20m /foo/test.file > # zpool attach foo /test/old /dev/zvol/dsk/bar/vol > # zpool detach foo /test/old > I'm 'not sure I follow how this would work. I do have tons of space on the old array. It's only 15% utilized, hence my original comment. How does my data get into the /test/old zvol (zpool foo)? What would I end up with. This seems a bit like black magic. Maybe that's what I need, eh?
Jon _______________________________________________ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss
