Re: [Xen-users] Xen cLVM and iSCSI

["Fajar A. Nugraha" <fajar@xxxxxxxxx>]

On Sun, May 3, 2009 at 5:32 PM, Barry van Someren
<barry@xxxxxxxxxxxxxxxx> wrote:
> However when setting up cLVM I just get bogged down with Redhat's
> clustering so I've taken a look at what cLVM provides and decided not
> to bother with it.

If you use iscsi anyway, why not give each domU its own LUN and dump
LVM altogether?
I believe there's an unofficial block-iscsi script that makes setting
up domU easier

http://lists.xensource.com/archives/html/xen-devel/2007-11/msg00782.html

> My only concern is that I'm wondering if LVM actually pre-allocates
> the PE (Physical Extents) or allocates them as required.
> The last thing would be bad (tm) as it would mean that data could get
> randomly overwritten.

The first one.

Regards,

Fajar

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