How can I grab the filesystem from corrupted lvm (help recover data from lvm with one pv missing)

[Boris shtrasman]

On Mon, Oct 11, 2010 at 11:45 AM, Yedidyah Bar-David <
linux-il at didi.bardavid.org> wrote:

> On Mon, Oct 11, 2010 at 11:41:38AM +0200, Boris shtrasman wrote:
> > On Mon, Oct 11, 2010 at 11:33 AM, Yedidyah Bar-David <
> > linux-il at didi.bardavid.org> wrote:
> >
> > > On Mon, Oct 11, 2010 at 10:36:33AM +0200, Boris shtrasman wrote:
> > > > Hi,
> > > > Yesterday my harddrive had an inconvenient event: when I was using a
> d-i
> > > > from testing I accidentally overwritten on of the pv's connected to
> the
> > > lvm.
> > > > I  started to panic  and found myself making more damage by running
> > > vgreduce
> > > > --*remove*-*missing* since in one of the rescue files it noted this
> is
> > > the
> > > > way to fix it.
> > > [snip]
> > >
> > > Did you try gpart?
> > > --
> > > Didi
> > >
> > >
> > I hope I did not miss something
> >
> > gparted see the parttion /dev/sda7 and recognize it as lvm but nothing
> from
> > there.
> > except that I got LVM isn't yet supported.
> >
> > it looks like the metedata is corrupted but the actual information is
> there
> > (as when you loose the the parrtion table from the mbr (446-510))
>
> Not gparted, gpart:
> http://www.brzitwa.de/mb/gpart/index.html
> "Gpart is a tool which tries to guess the primary partition table of a
> PC-type hard disk in case the primary partition table in sector 0 is
> damaged, incorrect or deleted."
>
> If you fail, and still want to resurrect specific files, you can also try
> MagicRescue:
> http://www.itu.dk/people/jobr/magicrescue/
> --
> Didi
>
>
looks promising thank you
And i was dding file by file :-(  from the disk ..
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