Re: opinion on RAID choice - Mailing list pgsql-performance

From Ron Johnson
Subject Re: opinion on RAID choice
Date
Msg-id 1062520424.7340.218.camel@haggis
Whole thread Raw
In response to Re: opinion on RAID choice  (Andrew Sullivan <andrew@libertyrms.info>)
List pgsql-performance
On Tue, 2003-09-02 at 11:14, Andrew Sullivan wrote:
> On Thu, Aug 28, 2003 at 03:26:14PM -0600, scott.marlowe wrote:
> >
> > My experience has been that once you get past 6 disks, RAID5 is faster
> > than RAID1+0.
>
> Also depends on your filesystem and volume manager.  As near as I can
> tell, you do _not_ want to use RAID 5 with Veritas.

Why should Veritas care?  Or is it that Veritas has a high overhead
of small block writes?

--
-----------------------------------------------------------------
Ron Johnson, Jr. ron.l.johnson@cox.net
Jefferson, LA USA

"Millions of Chinese speak Chinese, and it's not hereditary..."
Dr. Dean Edell


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