| From: | Alvaro Herrera <alvherre(at)commandprompt(dot)com> |
|---|---|
| To: | Bruce Momjian <bruce(at)momjian(dot)us> |
| Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, "Andreas 'ads' Scherbaum" <adsmail(at)wars-nicht(dot)de>, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: Core team statement on replication in PostgreSQL |
| Date: | 2008-07-15 22:32:08 |
| Message-ID: | 20080715223208.GB9945@alvh.no-ip.org |
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| Lists: | pgsql-advocacy pgsql-hackers |
Bruce Momjian wrote:
> Alvaro Herrera wrote:
> > Bruce Momjian wrote:
> >
> > > Added to TODO:
> > >
> > > o Reduce PITR WAL file size by removing full page writes and
> > > by removing trailing bytes to improve compression
> >
> > If we remove full page writes, how does hint bit setting get propagated
> > to the slave?
>
> We would remove full page writes that are needed for crash recovery, but
> perhaps keep other full pages.
How do you tell which is which?
--
Alvaro Herrera http://www.CommandPrompt.com/
PostgreSQL Replication, Consulting, Custom Development, 24x7 support
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