Open Stack

When you say RBD via iSCSI for compute nodes are you talking about
something like this:
http://www.hastexo.com/resources/hints-and-kinks/turning-ceph-rbd-images-san-storage-devices

which is an interesting thought.


On Mon, Aug 19, 2013 at 3:50 AM, Nick Maslov <azpekt at gmail.com> wrote:

> Hi Mitch
>
> We are using RBD, via iSCSI for compute nodes (they are booting from it as
> part of iPXE/DHCP process), then we are using Ceph as backend for both
> images and VM`s.
>
> Simple and it works.
>
> Cheers,
> NM
>
>
> On 08/17, Mitch Anderson wrote:
> > aHi all,
> >
> > I've been looking around for example architectures for types of sytems
> and
> > numbers for an HA setup of Openstack Grizzly (Probably won't go live
> until
> > after havana is released).
> >
> > I've done a Simple Non-HA setup with Mirantis' Fuel.  Which has worked
> out
> > well.  And they're documented Production HA setup is with 3 Controllers
> and
> > N compute nodes...
> >
> > If I were to use Ceph for storage I would need a minimum of atleast 3
> > nodes.  I was looking to make my compute nodes have minimal disk space so
> > only my Controllers would have storage (for Glance, DB's, etc..) and the
> > Ceph storage nodes would have the rest.  Is this solution preferred?  Or,
> > do I run Ceph on the compute nodes?  If so, what size nodes should they
> be
> > then?  I'd like to run 40-60 VM's per compute node of varying sizes and
> > needs.
> >
> > Any pointers would be much appreciated!
> >
> > -Mitch Anderson
>
> > _______________________________________________
> > OpenStack-operators mailing list
> > OpenStack-operators at lists.openstack.org
> > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-operators
>
>
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