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

Heikki Linnakangas <heikki.linnakangas@enterprisedb.com> writes:
> Bruce Momjian wrote:
>> Should we allow -1 to mean "keep all segments"?

> Umm, you can't keep all segments around forever, can you? Surely you
> have to recycle them sooner or later or you will run out of disk space.

You couldn't use that as a permanent setting, but it can make sense
as a transient setting, rather than having to guess how much WAL you'll
need to keep while setting up a new standby.

> In practice, you can just set wal_keep_segments to some ridiculously
> high value to achieve the same result.

True.
        regards, tom lane