This is an archived copy of the Xen.org mailing list, which we have preserved to ensure that existing links to archives are not broken. The live archive, which contains the latest emails, can be found at http://lists.xen.org/
Home Products Support Community News


Re: [Xen-users] iSCSI and LVM

On Monday 14 June 2010 18:56:58 Serge Fonville wrote:
> > Can you use LVM with NFS? Is NFS not slower than iSCSI?
> LVM over NFS is not possible.
> LVM needs to be applied to a blockdevice
> Fortunately, you can sitll use LVM on the storage server.
> NFS is often considered slower, due to that it adds an additional
> layer to the communication.
> This does not necessarily negatively impact the performance in such a
> way that it should be considered a deal-breaker.
> If you expect to constantly utilize over 70% of your bandwidth, you
> may be better of using iSCSI.
> Then again, if you are utilizing that much, you should probably
> rethink your setup.
> since I currently know very little about your expected load.
> I can not give you a definitive answer.
> But looking into using NFS for your VMs should at least be looked in
> to thoroughy.
> Regards,
> Serge Fonville
I suppose NFS requires image based access, which I understand is less 

Xen-users mailing list

<Prev in Thread] Current Thread [Next in Thread>