Re: Desktop user: Etch or the next testing?
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Greg Folkert wrote:
> * PV == Physical Volume or some kind of media usable by LVM, these
> have Physical Extents on them.
> * VG == Volume Group which is measure in two ways, Extents and
> PVs. Logical Extents are the measure in which VGs use the PVs.
> PVs can be added or removed, therefore adding or removing
> Physical Extents. Logical Extents can be 1:1, or 1:X
> * LV == Logical Volume, this is the piece typically used with
> filesystems on them. Depending on *Policy* or creation
> restrictions, you can have a simple "gobs of disk space", using
> a 1:1 ratio for LE to PE. Or you can simply create a policy to
> have LE == 2 or more PE. The in effect mirrors the Extents on
> separate PVs, eliminating the problems you are talking about.
>
So LVM has the power of RAID like redundancy, right?
- --
Cheers,
Wei Chen
http://www.acplex.com/people/wchen/
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