[Openstack-operators] Question regarding to referencearchitecture.org

Duncan McGreggor duncan at dreamhost.com
Tue May 1 13:26:57 UTC 2012


Jason,

Folks from CERN and NeCTAR [1] have expressed interest in sharing
their cloud architectures and reference materials.

Should they go through you, and get their data/images put up on
http://www.referencearchitecture.org/ ?

d


[1] Associated with the University of Melbourne, http://nectar.org.au/

On Tue, May 1, 2012 at 8:20 AM, Jason Cannavale
<jason.cannavale at rackspace.com> wrote:
> Hi Igor, Vivek,
>
> Apologies for the confusion. This site was put together quite some time ago
> (between Cactus and Diablo releases) and only took into consideration the
> nova and swift projects, and has not been updated since that time.
> Unfortunately, there was no consideration for nova-volumes, however your
> assumption is correct that the huge local storage on the compute nodes was
> for the image download from glance to the compute node, booting the image,
> and providing some local storage for the instances themselves.
>
>
> In the case of images and snapshots the document makes the assumption that
> swift was the backend for glance. In this case you would have glance-api and
> glance-registry running on the controller node with the swift middleware and
> would follow the swift portion of the reference architecture.
>
>
> Jason
>
> From: Vivek Singh Raghuwanshi <vivekraghuwanshi at gmail.com>
> Date: Tuesday, May 1, 2012 12:59 PM
> To: Igor Laskovy <igor.laskovy at gmail.com>
> Cc: "openstack-operators at lists.openstack.org"
> <openstack-operators at lists.openstack.org>
> Subject: Re: [Openstack-operators] Question regarding to
> referencearchitecture.org
>
> 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
>> _______________________________________________
>> Openstack-operators mailing list
>> Openstack-operators at lists.openstack.org
>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-operators
>
>
>
>
> --
> ViVek Raghuwanshi
> Mobile -+91-09595950504
>
> Skype - vivek_raghuwanshi
>
>
>
> _______________________________________________
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> Openstack-operators at lists.openstack.org
> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-operators
>



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