[CentOS] A question about RAID and partitions

[James Olin Oden]

On 5/22/07, Miguel Medalha <miguelmedalha at sapo.pt> wrote:
> I am about to begin the installation of a small server (no more than 20
> users), using CentOS with Samba to authenticate Windows XP workstations. A
> question arises about the organization of the filesystem. I hope that more
> experienced and knowledgeable users here will be able to give me some
> precious advice.
>
> I have 2 120GB SATA disks on which to install the OS. I want to create the
> following partitions:
>
> /boot
> /
> /tmp
> /var
> /home
> /swap
>
> Two options are now present to me:
>
> - Create a single RAID 1 device with both entire disks and then partition on
> top
> - Create several RAID devices, one for each partition (md0, md1, md2 and so
> forth)
>
> Which one would be better from the points of view of performance, security
> and data recoverability?

Create two raid partitions.  One for /boot, and the other to be used
as the physical volume of a volume group, and then use lvm to carve
out your remaining partitions.


Cheers...james