Re: Core team statement on replication in PostgreSQL

["Marko Kreen" <markokr(at)gmail(dot)com>]

On 5/29/08, Teodor Sigaev <teodor(at)sigaev(dot)ru> wrote:
> > in this case too.  So each slave just needs to report its own longest
> > open tx as "open" to master.  Yes, it bloats master but no way around it.
>
>  Slaves should not report it every time or every transaction. Vacuum on
> master will ask them before doing a real work.

That is bit too slow if we want to do some page-level cleanup with
regular transactions / bgwriter.  But once or twice per minute update
should work fine.

-- 
marko