[mythtvnz] LVM alternative to span multiple HDs

[David Moore]

On 19/02/2013, at 3:40 PM, "Steven Ellis" <steven at openmedia.co.nz> wrote:

> I'm sure this has come up on the list, and I can't remember the name of
> the technology. Appears my Google Foo isn't good enough as I keep getting
> suggestions for UnionFS or LVM.
> 
> If I've two pools of storage (each Raid 1 under the hood), I want to share
> them as a single unified filesystem over NFS/CIFs etc.
> 
> Eg
> 
> /mnt/archive1/
> /mnt/archive2/
> 
> I want a virtual mount point that shows all files and directories.
> /mnt/archive
> 
> Any fresh writes will be placed on one of the underlying filesystems.
> 
> Now UnionFS can do some of this, but there is a really simple alternative,
> whose name I currently can't remember.
> 
> Steve
> 
JBOD?