Changing ring size on 1.4 cluster

Alex De la rosa alex.rosa.box at gmail.com
Wed Jun 1 12:48:49 EDT 2016


Any answers about this?

Thanks,
Alex

On Sun, May 29, 2016 at 2:31 PM, Alex De la rosa <alex.rosa.box at gmail.com>
wrote:

> Hi there,
>
> I'm interested on knowing how to increase the cluster's ring too... i'm
> using Riak 2.X though... any documentation around on how to play with the
> number of servers/partitions?
>
> Thanks,
> Alex
>
> On Fri, May 27, 2016 at 11:11 PM, Johnny Tan <johnnydtan at gmail.com> wrote:
>
>> The docs http://docs.basho.com/riak/kv/2.1.4/configuring/basic/#ring-size
>> seem to imply that there's no easy, non-destructive way to change a
>> cluster's ring size live for Riak-1.4x.
>>
>> I thought about replacing one node at a time, but you can't join a new
>> node or replace an existing one with a node that has a different ring size.
>>
>> I was also thinking of bring up a completely new cluster with the new
>> ring size, and then replicating the data from the original cluster, and
>> take a quick maintenance window to failover to the new cluster.
>>
>> One other alternative seems to be to upgrade to 2.0, and then use 2.x's
>> ability to resize the ring.
>>
>> Are these latter two my main options?
>>
>> johnny
>>
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>>
>>
>
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