Re: [HACKERS] Infrastructure changes for recovery

Tom Lane <[email protected]> Mon, 29 Sep 2008 08:46:46 -0400

Newsgroups	gmane.comp.db.postgresql.devel.patches,gmane.comp.db.postgresql.devel.general
Message-ID	<[email protected]>

Simon Riggs <[email protected]> writes:
> ... That kinda works, but the problem is that restartpoints are time based,
> not log based. We need them to be deterministic for us to rely upon them
> in the above way.

Right, but the performance disadvantages of making them strictly
log-distance-based are pretty daunting.  We don't really want slaves
doing that while they're in catchup mode.

			regards, tom lane

-- 
Sent via pgsql-patches mailing list ([email protected])
To make changes to your subscription:
http://www.postgresql.org/mailpref/pgsql-patches