On Wed, Apr 17, 2002 at 11:23:43PM +0000, James Hawtin wrote: > On Thu, 18 Apr 2002, Trond Are Haugland wrote: > > > Hello people at Sistina! > > > > Is it possible/safe to resize a physical volume to use > > free space _before_ the start block of the pv? > > > > Thank you so much for creating LVM for Linux, > > it absolutely ROCKS :-) > > -- > > Trond Are Haugland <trondare@trolltech.com> > > Trolltech AS > > > > No, its not, pv cannot be expanded or reduced in size, A dirty hack would > be to create another PV on the disk, just make sure you speficy pvs when > you do striping so you don't strip the same drive ;-) You actually can pvresize. If you have two partitions you can concatinate (fdisk) and the first holds a PV, pvresize it to take the additional space. Or you want to take advantage of the extended space in a RAID subsystems volume (could be MD or a HW subsystem). > > Its fine for concatinated volumes. If you have a spare disk and a little > time, create a new pv on your space disk use pvmove to mvoe from your old > disk to the temp. vgreduce out the old disks pv, repartion the disk then > create a new pv on it. vgexpand to the (old/new disk) then pvmove your > data back then vgreduce out your temp disk. > > I have done this a few times :-) make sure you use latest version of lvm > there are some problems with pvmove before that. > > James > > > _______________________________________________ > linux-lvm mailing list > linux-lvm@sistina.com > http://lists.sistina.com/mailman/listinfo/linux-lvm > read the LVM HOW-TO at http://www.sistina.com/lvm/Pages/howto.html -- Regards, Heinz -- The LVM Guy -- *** Software bugs are stupid. Nevertheless it needs not so stupid people to solve them *** =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- Heinz Mauelshagen Sistina Software Inc. Senior Consultant/Developer Am Sonnenhang 11 56242 Marienrachdorf Germany Mauelshagen@Sistina.com +49 2626 141200 FAX 924446 =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- _______________________________________________ linux-lvm mailing list linux-lvm@sistina.com http://lists.sistina.com/mailman/listinfo/linux-lvm read the LVM HOW-TO at http://www.sistina.com/lvm/Pages/howto.html
