Re: [Qemu-devel] [PATCH] Add iSCSI support for QEMU

[Stefan Hajnoczi]

On Wed, Sep 14, 2011 at 3:37 PM, Christoph Hellwig <address@hidden> wrote:
> On Wed, Sep 14, 2011 at 03:24:38PM +0300, Orit Wasserman wrote:
>> Looks quite good, didn't have any more comments.
>> We can use it for streaming with non shared storage with minor changes
>> (http://wiki.qemu.org/Features/LiveBlockMigration#ISCSI_for_non_shared_storage)
>
> That whole section makes little sense to me.  An iSCSI target with multiple
> initiator talking to it is by defintion shared storage.  Having the target
> on the same physical box as on of the initiators doesn't really change that.

I think the motivation for iSCSI target support in QEMU is exactly
what you mentioned - providing shared storage.  In migration scenarios
it is necessary temporarily make shared storage possible with an image
that is on a local disk.

Stefan