On Sun, Apr 20, 2008 at 12:48 PM, Joshua D. Drake <jd@commandprompt.com> wrote:
> On Sun, 20 Apr 2008 11:32:58 -0600
> "Scott Marlowe" <scott.marlowe@gmail.com> wrote:
>
> > Exactly. There are several things you can do on the replica that you
> > wouldn't do on the master for better performance. Really big numbers
> > of WAL segments, no background writer, fsync off as mentioned, WAL on
> > a RAID-0 with 10 disks, no battery back on a caching RAID controller,
> > and so on.
>
> You are still limited by how fast you can pull data from the master
> over the network to the slave. Which when dealing with 500GB+ is a
> significant limitation.
Agreed. Hence the part of my post about using bonded gigabit ethernet
to boost that speed. Admitted, there's only so much you can do there.