From: | Scott Marlowe <smarlowe(at)g2switchworks(dot)com> |
---|---|
To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
Cc: | Pallav Kalva <pkalva(at)deg(dot)cc>, pgsql-admin(at)postgresql(dot)org |
Subject: | Re: Postgres 8.0 Backups |
Date: | 2005-01-24 18:27:02 |
Message-ID: | 1106591222.16640.108.camel@state.g2switchworks.com |
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Lists: | pgsql-admin |
On Mon, 2005-01-24 at 12:05, Tom Lane wrote:
> Scott Marlowe <smarlowe(at)g2switchworks(dot)com> writes:
> > On Mon, 2005-01-24 at 10:47, Pallav Kalva wrote:
> >> I am working on a backup script for Postgres 8.0 online backups and
> >> since i have to copy the whole pgdata directory , i am wondering after i
> >> copy the pgdata directory can I run gzip or tar on the data directory ?
>
> > Generally speaking, file system level backups are not the best way to
> > backup postgresql, since they require either shutting down the server or
> > using a snapshot file system to get a coherent backup.
>
> In the context of online backup operations, that advice isn't relevant
> anymore ...
Really, is this an 8.0 thing then, that I can make file system backups
and expect them to be coherent, or did I misunderhear what you meant and
this has to do with some other issue I'm not getting?
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