Re: Need Some explanation about n iSCSI-based storage pool

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Paolo Bonzini <pbonzini <at> redhat.com> writes:

> 
> Il 03/11/2013 10:18, Expert Alert ha scritto:
> > Hi
> > I have a confusion about how LUN and iSCSI-based storage pool.
> > Example, if i have 80GB size of  LUN, and i added that one
> >  into KVM iSCSI base storage pool.
> > 
> > now if i want to create a VM of 8GB in that storage pool,
> >  i will have waste the whole 80GB of Lun ??
> > 
> > Can i not create multiple VM under 1 iSCSI LUN ??
> > 
> > example, under vmware, I can attach a  LUN as a storage
> >  and i will be be create multiple vm under 
> > that storage..
> > looks like i cant do that under KVM .
> > is that right ??
> > 
> > Which means, If i  want to create 3, 8GB vm,
> >  i will have to create 3 Lun  of 8GB size and  create 3 
> > Storage Volume then create vms on their ?
> 
> Just like you'd create VMFS for that LUN under VMware, you can configure
> LVM or create a filesystem like ext4 or XFS inside the LUN.  Then you
> can split the LUN as you wish.
> 
> Paolo
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> 
> 


Hi
First of all ,thank you very much for quick reply

only one confusion.

"

you can configure
LVM or create a filesystem like ext4 or XFS inside the LUN.

"

What about if i try to migrate the VM into another KVM server ??

if i attached that LUN into another KVM server will i 
be able to migrate the VM ??
 ( I have done 
Migrate by nfs share)

in that case how Migrate work ??


Kind Regards

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