Re: [Xen-users] Storage alternatives

[Stefan de Konink <stefan@xxxxxxxxx>]

On Wed, 11 Mar 2009, Jan Marquardt wrote:

> first let me please describe our current storage solution. We have two
> storage machines with about 12 TB diskspace. So each domu has one lv,
> which is exported by iscsi, on each storage box. The domu assembles the
> connected targets to softwareraid arrays. The main advantage is that one
> storage server can fail and no domu is affected, but two big
> disadvantages are a lot more administration effort and sometimes obscure
> problems with the softwareraid arrays.
>
> Now my question: Is there any other storage opportunity which can gain
> the advantage of this solution, but minimize the administration effort?
>
> I am thankful for any hint or field report.

Abstract your disks and iscsi exports; then use ZFS on two pools this will
minimize the administration. Implement hardware failover so the second box
will only mount and export the disks if the first box is offline.


Stefan


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