Re: [Xen-users] file based domu conversion to lvm

[Mike <systems@xxxxxxxxxxxxxxxx>]

Fajar A. Nugraha wrote:
> On Wed, Oct 14, 2009 at 7:13 AM, Stephen Ross
> <stephen.ross1986@xxxxxxxxxxxxxx> wrote:
> > Personally, I'd simply create a logical volume the same size as the image
> > based disk (or bigger if you feel like expanding) and dd it over.
> That would be the easiest way.
>
> > On Tue, Oct 13, 2009 at 6:44 PM, Mike <systems@xxxxxxxxxxxxxxxx> wrote:
> > > I then used kpartx to expand/mount the image, and with the new lvm mounted
> > > I copied the contents of the image into the lvm. I then dismounted the lvm
> > > and the image.
> > > disk = ['phy:/dev/VolGroup01/vmsname,hda1,w',
> > > 'phy:/dev/VolGroup01/vmsname,hda2,w' ]
> So in your original setup, the file is mapped as hda while in LVM
> setup each LV is mapped as partition (hda1, hda2)?
>
> > > bootloader="/usr/bin/pygrub"
> > > When i try to create the vms it hangs until I control+c it. Anyone have
> > > any insight? Thanks in advance.
> Does "pygrub /dev/VolGroup01/vmsname" work? It should give the similar
> output as when you run "pygrub /path/to/your/original/image/file.img".
> Also please check whether udev is running (ps -ef | grep udev).
After sending the original thread off to the ML I had tried the 'dd' 
method and it worked flawlessly. My only concern is being able to resize 
the filesystem inside of the images after i've dd'd them over. it should 
be just like resizing any other logical volume with a resizable file 
system...all ext3 centos vms' so i would imagine this will be fine? Any 
caveats from anyone?


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