Re: Hardware performance - Mailing list pgsql-performance

From Hannu Krosing
Subject Re: Hardware performance
Date
Msg-id 1058428609.4289.5.camel@fuji.krosing.net
Whole thread Raw
In response to Re: Hardware performance  (Joe Conway <mail@joeconway.com>)
Responses Re: Hardware performance
List pgsql-performance
Joe Conway kirjutas N, 17.07.2003 kell 07:52:
> To an extent it depends on how big the drives are and how large you
> expect the database to get. For maximal performance you want RAID 1+0
> for data and WAL; and you want OS, data, and WAL each on their own
> drives. So with 5 drives one possible configuration is:
>
> 1 drive OS: OS on it's own drive makes it easy to upgrade, or restore
> the OS from CD if needed
> 2 drives, RAID 1+0: WAL
> 2 drives, RAID 1+0: data

How do you do RAID 1+0 with just two drives ?

--------------
Hannu



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