Re: pgsql: Add URLs for : * Speed WAL recovery by allowing more than one

On Tue, 2008-03-18 at 11:36 -0400, Bruce Momjian wrote:
> Simon Riggs wrote:
> > On Tue, 2008-03-18 at 03:59 +0000, Bruce Momjian wrote:
> > > Log Message:
> > > -----------
> > > Add URLs for :
> > >
> > > * Speed WAL recovery by allowing more than one page to be prefetched
> > >
> > >   This involves having a separate process that can be told which pages
> > >   the recovery process will need in the near future.
> > >
> > > >   http://archives.postgresql.org/pgsql-general/2007-12/msg00683.php
> > > >   http://archives.postgresql.org/pgsql-hackers/2007-12/msg00497.php
> > > <
> >
> > This TODO item presumes the solution, rather than describes the problem
> > that needs to be solved. Other solutions have been proposed also and
> > AFAIK nothing has been agreed.
>
> The general consensus from the discussion was that multi-plexing the I/O
> was easier and simpler than trying to multiplex the actual recovery
> code.  Until you can get agreement on a more bold approach, the TODO
> remains unchanged.

That's the opposite of what I had understood from the discussion. There
was clear and direct opposition to what you have put in the todo.

--
  Simon Riggs
  2ndQuadrant  http://www.2ndQuadrant.com

  PostgreSQL UK 2008 Conference: http://www.postgresql.org.uk