On Sun, Nov 8, 2009 at 4:44 PM, Monte Milanuk <memila...@gmail.com> wrote:
> M. Hamzah Khan wrote: > > With both drives in one big volume group, failure of one drive will > > (most likely) cause both the OS and data to be lost. > > > There in lies some of my confusion with this subject; correct me if I'm > wrong in my understanding here: with LVM, I can keep adding more drives > to a 'pool' and expand the size of the 'volume' that the OS sees > available to it... but if any drive in that volume fails, I'd probably > lose everything stored in that volume?!? Sounds like a somewhat risky > business to me, unless you *really* needed a storage volume that big > that you had to span multiple drives to do so. > You are right. LVM sort of factors out the disk reliability issue. That's why you should consider to allow volumes that span across disks on RAIDed-1 disks only. -- Eduardo Grosclaude Universidad Nacional del Comahue Neuquen, Argentina
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