Re: [linux-lvm] pvmove obliterates filesystem (Opensuse 10.2, x86-64)

["Stuart D. Gathman" <stuart bmsi com>]

On Thu, 18 Oct 2007, Morten Torstensen wrote:

>  > [snip pvmove problems]
> 
> This is why, imo, why lvm on linux needs to virtualize PE in lVm... a LV 
> only maps to LE (logical extents) that can themselves be mapped to one 
> or more PEs. Then you can pvmove by adding maps and removing old maps 
> after verifying that the new mapping is ok.

While I come from AIX myself, I was impressed that lvm only obliterated
the LV being moved.  That shows good isolation between LVs.

-- 
	      Stuart D. Gathman <stuart bmsi com>
    Business Management Systems Inc.  Phone: 703 591-0911 Fax: 703 591-6154
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