BTW, in case it wasn't mentioned before: Since Bookshelf speaks the S3
protocol, it is possible to have erchef use S3 directly and turn off
Bookshelf entirely.
- Julian
On Fri, Apr 25, 2014 at 2:59 AM, Cameron Cope < "> > wrote:
> I am currently running a Chef 10 cluster in EC2 with the bookshelf stored on
> a Gluster volume mounted on all the servers, but only one node at a time is
> receiving traffic for rabbitmq, solr, or couchdb. I've been holding off on
> upgrading to Chef 11 server because I haven't had time to figure out HA, so
> I would be very interested in seeing your cluster configuration for Chef 11.
>
> From what I understand, it is possible to run rabbitmq in an HA mode where
> the queues are mirrored to slaves, but during failure there can be some
> consistency loss.
> http://www.rabbitmq.com/ha.html
>
> I think solr can be made HA as well, but it looks complicated:
> https://cwiki.apache.org/confluence/display/solr/SolrCloud
>
> When I last checked into pgpool, I got scared off by the SQL restrictions,
> but if it works and is stable that would be awesome!
> http://www.pgpool.net/docs/latest/pgpool-en.html#restriction
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