On Wed, 2003-11-12 at 16:29, Neil Conway wrote:
> Suchandra Thapa <s-thapa-11@alumni.uchicago.edu> writes:
> > I was thinking using about using a raid 1+0 array to hold the
> > database but since I can use different array types, would it be
> > better to use 1+0 for the wal logs and a raid 5 for the database?
>
> It has been recommended on this list that getting a RAID controller
> with a battery-backed cache is pretty essential to getting good
> performance. Search the list archives for lots more discussion about
> RAID configurations.
The server is already using a raid controller with battery backed ram
and the cache set to write back (the server is on a ups so power
failures shouldn't cause problems). I'll look at the list archives
for RAID information.
--
Suchandra Thapa <s-thapa-11@alumni.uchicago.edu>