Re: XFS vs Ext3, and schedulers, for WAL

> There's a number of blog tests floating around comparing XFS and Ext3,
> and the various Linux schedulers, for PGDATA or for an all-in-one mount.
>
> However, the WAL has a rather particular write pattern, and it's
> reasonable to assume that it shouldn't be optimized the same way as
> PGDATA.  Has anyone done any head-to-heads for WAL drive configuration
> changes?

That would be a "no", then.  Looks like I have my work cut out for me ...

--
                                  -- Josh Berkus
                                     PostgreSQL Experts Inc.
                                     http://www.pgexperts.com