Re: Using rsync for base backups for PITR

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Scott Whitney wrote:
> I'm reading conflicting information on this. Is this a supported technique?
> 
> start_backup
> rsync the initial base backup
> stop_backup
> 
> Then, periodically,
> start_backup
> rsync again
> stop_backup
> 
> It's my opinion that this wouuld significantly cut down the 30GB base backup
> I'll need to take for each PITR.

Uh, well, yes, that will work, but you don't have a valid archive
_while_ the rsync is happening.  I think that would be a problem if
there was a failure during the rsync update.

-- 
  Bruce Momjian  <bruce@xxxxxxxxxx>        http://momjian.us
  EnterpriseDB                             http://postgres.enterprisedb.com

  + If your life is a hard drive, Christ can be your backup. +

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