[Openstack-operators] Question regarding to referencearchitecture.org

Vivek Singh Raghuwanshi vivekraghuwanshi at gmail.com
Tue May 1 11:59:33 UTC 2012

Yes and to store images and snapshorts

On Tue, May 1, 2012 at 5:11 PM, Igor Laskovy <igor.laskovy at gmail.com> wrote:

> Hi all!
> I am new to the openstack. I have question regarding to
> http://www.referencearchitecture.org/physical-deployment/ .
> This design shown a two controller nodes, one brand iSCSI DAS and a
> lot of compute nodes. Controller nodes has small local storages and
> connectivity to iSCSI DAS. Compute nodes, according to "Rule of
> Thumb): 4 to 8 GB RAM and 1 Spindle Per Core", has a lot of local
> spaces each one.
> So how work Nova-volumes here? It is running on controller node and
> use VG "nova-volumes" which based on disk via attached iSCSI DAS?
> After that euca-create-volume create volume and will expose it to the
> compute node via iSCSI again? If it is correct, what is the point to
> use huge local storages at compute nodes, for boot image of instances
> only?
> Igor Laskovy
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ViVek Raghuwanshi
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