[Users] Adding Iscsi storage to Ovirt All-in-one config

[Itamar Heim]

On 01/12/2013 06:01 PM, Rick Beldin wrote:
> I set up an ovirt 3.1 all-in-one config with Fedora and added one node.
> Created virtual machines and so forth.  All seems to work well.
>
> I then decided to add iscsi and can verify that both the ovirt node and
> the all-in-one node can 'see' the storage even though it is uninitialized
> and does not have a partition table:
>
> # parted /dev/mapper/1IET_00010001 p
> Error: /dev/mapper/1IET_00010001: unrecognised disk label
> Model: Linux device-mapper (multipath) (dm)
> Disk /dev/mapper/1IET_00010001: 52.4GB
> Sector size (logical/physical): 512B/512B
> Partition Table: unknown
> Disk Flags:
>
>  From the OS on both the all-in-one host and the node, I can do 'normal'
> iscsi things and storage things without error.
>
> I created a new iscsi domain off the Default datacenter and it comes
> up although it says it is unattached.    If I attempt to attach it
> I get:
>
> There are No Data Centers to which the Storage Domain can be attached.
>
> I'm confused.  What am I missing out of my config to get iscsi added after
> the fact?   Or is this something you can only do at installation time?
>
> It seems like this is one of those many things that need to be done in a
> certain order to get it to work.
>
> Thanks,
>
> Rick
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you still can't mix different types of storage (local/iscsi) in same DC, 
so you need to add another DC for the hosts which will use the iscsi 
storage.