[CentOS] Re: RAID5 or RAID50 for database?

[Hugh E Cruickshank]

From: Ross S. W. Walker Sent: May 25, 2008 08:56
> 
> Typically most vendors recommend a two-prong approach, keep the
> database data files on a RAID5/RAID6 type array and keep the
> log files on a RAID10 array.
> 

I can not comment on "most vendors" but for the PROGRESS RDBMS RAID5
is definitely not recommended. It will work but you will see a
significant reduction in performance. We strongly recommend that our
clients go with RAID10 (as in RAID 1+0). In-house we only use RAID10.

Just my 0.02CA.

Regards, Hugh

-- 
Hugh E Cruickshank, Forward Software, www.forward-software.com