Open Stack

My opinion would be to keep only Active / Active mode for at least
OpenStack services, since current active / passive mode is not
completely documented and I have no time to manage it.

I think the discussion is now open !

Emilien Macchi
----------------------------------------------------
# OpenStack Engineer
// eNovance Inc.              http://enovance.com
// ✉ emilien at enovance.com     ☎ +33 (0)1 49 70 99 80
// 10 rue de la Victoire 75009 Paris

On 04/27/2013 12:17 AM, Razique Mahroua wrote:
> Hey Emilien-man, not a time for us to work now hehe
> Well I think definitely think keeping that one in place is something important - so I propose a separate section definitely
> Active/active explaining as well used packages as well since the current guide doesn't make use of the services you use
>
> Razique
>
> Le 26 avr. 2013 à 23:56, Emilien Macchi <emilien.macchi at enovance.com> a écrit :
>
>> Hi,
>>
>>
>> Today the OpenStack HA guide written by Florian Haas and my self needs
>> to be updated from active / passive to active / active mode.
>> Since some services have been updated in Grizzly, I would like to submit
>> a new documentation explaining how to configure this setup :
>>
>> - API nodes (all OpenStack APIs) -> load balanced by HAproxy (I'll share
>> my running configuration)
>> - Scheduler nodes (*-scheduler + nova-conductor) -> Multiple running :
>> horizontal scale
>> - Compute nodes (nova-compute + Quantum L3 Agent + Quantum DHCP Agent +
>> Quantum L2 Agent + Quantum Metadata Agent) : no HA, but scaling of
>> Quantum L3 & DHCP agents
>> - Storage node (cinder-volume) -> can't be run in full HA as far I know.
>> - RabbitMQ cluster
>> - MySQL Cluster (Galera)
>>
>> Then, I'll like to know what is the best choice :
>> - Split the guide in two parts : Active / Active & Active / Passive ?
>> - Drop Active / Passive part and updating it for Active / Active setup ?
>>
>> Before submitting my patches, let me know your thoughts.
>>
>> Note : Please don't hesitate to share your feedback if you also run
>> OpenStack in production with HA.
>>
>>
>> Cheers,
>>
>> -- 
>> Emilien Macchi
>> ----------------------------------------------------
>> # OpenStack Engineer
>> // eNovance Inc.              http://enovance.com
>> // ✉ emilien at enovance.com     ☎ +33 (0)1 49 70 99 80
>> // 10 rue de la Victoire 75009 Paris
>>
>>
>> _______________________________________________
>> Openstack-docs mailing list
>> Openstack-docs at lists.openstack.org
>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-docs


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