Horton
Menu

Re: disk performance benchmarks

Vivek Khera <khera@kcilink.com>

View thread
From: Vivek Khera <khera@kcilink.com>
To: pgsql-general@postgresql.org
Date: 2004-09-15T02:20:23Z
Lists: pgsql-performance, pgsql-general 
On Sep 14, 2004, at 9:49 PM, Joshua D. Drake wrote:

> It is my experience that RAID 5 is not that great for heavy write 
> situations and that RAID 10 is better.
>
It is my experience that this depends entirely on how many spindles you 
have in your RAID.  For 4 or 5 spindles, I find RAID10 faster.  With 14 
spindles, it was more or less a toss-up for me.