Horton

Re: Raid 10 chunksize

Scott Marlowe <scott.marlowe@gmail.com>

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From: Scott Marlowe <scott.marlowe@gmail.com>
To: Stef Telford <stef@ummon.com>
Cc: Greg Smith <gsmith@gregsmith.com>, Mark Kirkwood <markir@paradise.net.nz>, Scott Carey <scott@richrelevance.com>, "pgsql-performance@postgresql.org" <pgsql-performance@postgresql.org>
Date: 2009-04-01T16:41:48Z
Lists: pgsql-performance 
On Wed, Apr 1, 2009 at 10:15 AM, Stef Telford <stef@ummon.com> wrote:
>     I do agree that the benefit is probably from write-caching, but I
> think that this is a 'win' as long as you have a UPS or BBU adaptor,
> and really, in a prod environment, not having a UPS is .. well. Crazy ?

You do know that UPSes can fail, right?  En masse sometimes even.