2016-12-02 17:10 GMT+13:00 Michael Paquier <michael.paqu...@gmail.com>:
> On Fri, Dec 2, 2016 at 1:04 PM, Melvin Davidson <melvin6...@gmail.com>
> > Well, while the location of pg_xlog is not currently configurable, on
> Linux system the way to do it is to:
> > 1. stop PostgreSQL
> > 2. move the pg_xlog directory to a separate partition
> > 3. create a symbolic link to point to the new partition
> > 4. restart PostgreSQL
> Similar flow on Windows, just use a junction point for the link.
I've done this on my Postgres 9.2 DB server running CentOS 6.7...
And it's pretty much what the guys told you already:
> 1. stop PostgreSQL
> 2. move the pg_xlog directory to a separate partition
> 3. create a symbolic link to point to the new partition
> 4. restart PostgreSQL
In my case, it significantly improved I/O performance.