Re: databases and RAID ... - Mailing list pgsql-admin

From Sander Steffann
Subject Re: databases and RAID ...
Date
Msg-id 001001c204e2$4ecf3e80$64c8a8c0@balefire10ww
Whole thread Raw
In response to Re: databases and RAID ...  (Peter Eisentraut <peter_e@gmx.net>)
List pgsql-admin
> On Sun, May 26, 2002 at 08:00:50AM -0700, Bill Cunningham wrote:
> > No Raid 10 is Raid 1 + 0 its strong points are faster writes but slower
> > reads.
>
> RAID 10 reads will actually be faster than RAID 5, but it will require
> more disks. (2n instead of n+1).

There also seems to be a combination of RAID 5 + 0, called RAID 50. It
performs faster than RAID 5, and slower than RAID 10. Disk usage is also
between those two (n+2).

Sander.



pgsql-admin by date:

Previous
From: Georg Lutz
Date:
Subject: postgres 7.2.1 and pam
Next
From: liutengjiao
Date:
Subject: how to install postgresql!!