Re: Support for Scaling Tier volume, ie Add/Remove brick and Rebalance

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On 06/21/2016 11:47 AM, Atin Mukherjee wrote:
> The current doc is read-only. Could you please open up the permissions
> to add comments?
I have changed the permission to read/write. Thanks to Ravi and Atin for
pointing this.

Rafi


>
> ~Atin
>
> On 06/21/2016 11:31 AM, Mohammed Rafi K C wrote:
>> Hi,
>>
>> The current implementation of Tiering lacks support for rebalance, as
>> the migration daemon uses the framework for rebalance process. Because
>> of this constraints, we were forced to remove support for add/remove
>> brick on a tired volume.
>>
>> We are now focusing to bring rebalance support along with add/remove
>> brick. Steps involved in the overall process would be ,
>>
>> 1) Tier process as a service based daemon
>> 2) Changes to current add/remove brick cli to specify the tier which we
>> want to scale.
>> 3) Changes to rebalance cli to start rebalance on tiers
>> 4) glusterd support for add/remove brick operation on tiering.
>> 5) Changes to rebalance status.
>> 6) Addressing Backward compatibility.
>>
>> Before starting, we want to get your expert opinions on this topics. I
>> have created a doc [1] file that contains some of the question that
>> stuck in mind. It would be great if you guys can provide your thoughts
>> as a comment on the Doc file.
>>
>> [1] https://goo.gl/ODO5Pc
>>
>> Thanks in Advance.
>>
>> Regards
>> Rafi KC
>> _______________________________________________
>> Gluster-devel mailing list
>> Gluster-devel@xxxxxxxxxxx
>> http://www.gluster.org/mailman/listinfo/gluster-devel
>>

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