Try - [GENERAL] A few questions to real pgsql gurus
Ben
-----Original Message-----
From: Matt Clark [mailto:matt@ymogen.net]
Sent: 14 March 2003 17:46
To: Tom Lane
Cc: pgsql-admin@postgresql.org
Subject: Re: [ADMIN] LVM snapshots
A search for 'netapp' or 'lvm' doesn't seem to throw anything relevant up on any of the lists, and I can't *see* any likely threads
in this group for Jan, Feb or March. I'm probably just being blind - can anyone recall the Subject: of the thread?
Cheers
Matt
> -----Original Message-----
> From: Tom Lane [mailto:tgl@sss.pgh.pa.us]
> Sent: 14 March 2003 17:17
> To: Matt Clark
> Cc: pgsql-admin@postgresql.org
> Subject: Re: [ADMIN] LVM snapshots
>
>
> "Matt Clark" <matt@ymogen.net> writes:
> > Has anyone tried taking an LVM snapshot of a running DB? And then reverting
> > to the snapshot? I presume one would need to take a low level backup (i.e.
> > using dd, not tar or cp) of the snapshot to preserve the precise FS layout,
> > but are there any other issues?
>
> This was discussed only a couple weeks ago (in the context of a similar
> facility in NetApp servers, but I believe LVM was mentioned). See the
> archives.
>
> regards, tom lane
>
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