Re: [Xen-users] LVM?

[Marcin Owsiany <marcin@xxxxxxxxxx>]

On Thu, May 03, 2007 at 06:34:13PM +0200, Jordi Espasa Clofent wrote:
> En/na Marcin Owsiany ha escrit:
> >On Thu, May 03, 2007 at 04:13:01PM +0200, Jordi Espasa Clofent wrote:
> >>>You definitely want LVM in dom0. Makes setting up filesystems for domUs
> >>>easy and convenient, with barely any overhead.
> >>Ok. Indeed I think in create a dedicate LV for /var/lib/xen/images dir.
> >
> >Don't! Just allocate as much space as you need for dom0 itself from the
> >VG and then create a separate LV for each domU filesystem as needed. LVM
> >is recommended over loop file images.
> 
> Marcin,
> 
> First of all, I'm sorry for this private message; I wanted to response 
> you into the public XEN mail-list but I mistook.

Ccing xen-users, to give others a chance to comment.

> Ok... let me understand your explanation... Currenty, I have this 
> partition scheme (according to df command):
> 
> S. fitxers          Blocs   1K     Usats   Lliures  %Ús Muntat en
> /dev/mapper/VolGroup00-LogVol00
>                       75799584  18643672  53243416  26% /
> /dev/hdb1               101086     30845     65022  33% /boot
> tmpfs                   478028         0    478028   0% /dev/shm
> 
> So... ?what is the correct way you consider? ?Is this partition scheme 
> functional or I must consider another design in other clean-instalation 
> (whole SO)?

The way I do it is create a /boot for GRUB, and a volume group taking up
the rest of the disk. On the VG, create just two small LVs for dom0 -
one for swap and another for root filesystem. Then you have the rest of
the VG for domUs, etc.

Marcin
-- 
Marcin Owsiany <marcin@xxxxxxxxxx>              http://marcin.owsiany.pl/
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