Re: pg_start_backup and pg_stop_backup Re: Re: [COMMITTERS] pgsql: Make CheckRequiredParameterValues() depend upon correct - Mailing list pgsql-hackers

On 04/30/2010 01:53 PM, Robert Haas wrote:
>
> Well, one of us is.  Why would you want to retain all of your WAL logs
> in pg_xlog forever?
>
> ...Robert
>

To create or re-synchronize SR slaves, one could change 
wal_keep_segments to -1, run a backup, wait for the slaves to catch up, 
and change it back to the default. This way no segments would be deleted 
until the system has reached a stable state.

-- m. tharp