Re: RAID card recommendation

On Tue, Nov 24, 2009 at 1:37 PM, Ing. Marcos Ortiz Valmaseda
<mlortiz@uci.cu> wrote:
> Do you expose that performance issued caused by RAID 5? Because this is one
> of our solutions here on my country to save the data of our PostgreSQL
> database. Which model do you recommend ? RAID 0,RAID 1, RAID 5 or RAID 10?

RAID-1 or RAID-10 are the default, mostly safe choices.

For disposable dbs, RAID-0 is fine.

For very large dbs with very little writing and mostly reading and on
a budget, RAID-6 is ok.

In most instances I never recommend RAID-5 anymore.