From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paolo Bonzini Subject: Re: Need Some explanation about n iSCSI-based storage pool Date: Sun, 03 Nov 2013 10:24:57 +0100 Message-ID: <52761669.8020203@redhat.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: kvm@vger.kernel.org To: Expert Alert Return-path: Received: from mail-ee0-f46.google.com ([74.125.83.46]:51378 "EHLO mail-ee0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752135Ab3KCJ03 (ORCPT ); Sun, 3 Nov 2013 04:26:29 -0500 Received: by mail-ee0-f46.google.com with SMTP id b57so139084eek.33 for ; Sun, 03 Nov 2013 01:26:28 -0800 (PST) In-Reply-To: Sender: kvm-owner@vger.kernel.org List-ID: 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