Re: FW: Setting up of PITR system.

From: Grega Bremec <gregab(at)p0f(dot)net>
To: Rajesh Kumar Mallah <mallah(dot)rajesh(at)gmail(dot)com>
Cc: pgsql-admin(at)postgresql(dot)org
Subject: Re: FW: Setting up of PITR system.
Date: 2006-04-13 08:01:01
Message-ID: 443E053D.4080506@p0f.net
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Rajesh Kumar Mallah wrote:
> Is cluttering of the wal archive area in cases where that backup
> had to be re-started for whatever reasons is the *only* concern ?

Well, yes, to be honest. But it may in consequence cause problems of
another kind, which I don't feel qualified to reassure you on: I am not
positive about what happens if you try to replay an old WAL on a current
database backup.

If nothing else, it is going to make the person restoring the backup
rather unnerved about success of the operation they are currently
performing, which is not a good thing, IMHO. They are restoring a backup
afterall, which means they'd already undergone a fair amount of stress
as it is. :)

End all, it is your choice to decide which is more trouble and which is
worth more: fixing the script to produce clean backups or informing your
backup operators about the extra care they need to take when restoring
backups.

> Please do not put too much effort, as i the drives in my other
> server has got installed and i am adapting the script for doing
> remote backup ( which is a more common senerio).

Very nice! How is it going? And how are you copying the WALs? scp? rsync?

Kind regards,
- --
Grega Bremec
gregab at p0f dot net
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