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From Jamie Johnson <>
Subject Re: Microshardding question
Date Sun, 25 Mar 2012 02:16:23 GMT
Seems like I should have just tried it.  Unloading did indeed remove
the core from the clusterstate, so that answers that.

On Sat, Mar 24, 2012 at 10:02 PM, Jamie Johnson <> wrote:
> I have recently been considering using microsharding in our
> distribution and wanted to make sure I understand the premise
> correctly.  The idea would be to fire up a set of solr instances, each
> with a number of cores.  Should those cores become over burdened we'd
> fire up another solr instance on another box, add it to this shard in
> the collection and solr would replicate the index from the leader.
> Now if I wanted to remove the original over burdened core how would I
> go ahead and update the clusterstate in zookeeper to no longer
> reference the core that I am taking down?  I know that I may not
> necessarily need to take it down, but I think there are cases where it
> makes sense to do so.  I am assuming having it listed in clusterstate
> isn't really a problem since the shard can be accessed from one of the
> other solr instances but it would seem a good practice to remove this.
>  Does deleting a solr core when running solrcloud remove the entry
> from clusterstate?

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