Re: Hardware performance

From: Hannu Krosing <hannu(at)tm(dot)ee>
To: Joe Conway <mail(at)joeconway(dot)com>
Cc: pgsql-performance(at)postgresql(dot)org
Subject: Re: Hardware performance
Date: 2003-07-17 07:56:49
Message-ID: 1058428609.4289.5.camel@fuji.krosing.net
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: 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

In response to

Responses

Browse pgsql-performance by date

  From Date Subject
Next Message Fabian Kreitner 2003-07-17 09:01:18 index / sequential scan problem
Previous Message Joe Conway 2003-07-17 04:52:13 Re: Hardware performance