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From Daniel Brügge <dan...@bruegge.eu>
Subject Re: shard distribution of multiple collections in SolrCloud
Date Thu, 24 May 2012 08:35:18 GMT
Ok, thanks a lot, good to know.

BTW: The speed of creating a collections is not the fastest - at least here
on this server I use (approx. second), but this is normal right?

On Wed, May 23, 2012 at 9:28 PM, Mark Miller <markrmiller@gmail.com> wrote:

> Yeah, currently you have to create the core on each node...we are working
> on a 'collections' api that will make this a simple one call operation.
>
> We should have this soon.
>
> - Mark
>
> On May 23, 2012, at 2:36 PM, Daniel Brügge wrote:
>
> > Hi,
> >
> > i am creating several cores using the following script. I use this for
> > testing SolrCloud and to learn about the distribution of multiple
> > collections.
> >
> > max=500
> >> for ((i=2; i<=$max; ++i )) ;
> >> do
> >>    curl "
> >>
> http://solrinstance1:8983/solr/admin/cores?action=CREATE&name=collection$i&collection=collection$i&collection.configName=myconfig
> >> "
> >> done
> >
> >
> > I've setup a SolrCloud with 2 shards which are each replicated by 2 other
> > instances I start.
> >
> > When I first start the installation I have the default "collection1" in
> > place which is sharded over shard1 and shard2 with 2 leader nodes and 2
> > nodes which replicate the leaders.
> >
> > When I run this script above which calls the Coreadmin on one of the
> > shards, all the collections are created on only this shard without a
> > replica. So e.g.
> >
> >
> > "collection8":{"shard1":{"solrinstance1:8983_solr_collection8":{
> >        "shard":"shard1",
> >        "leader":"true",
> >        "state":"active",
> >        "core":"collection8",
> >        "collection":"collection8",
> >        "node_name":"solrinstance1:8983_solr",
> >
> >        "base_url":"http://solrinstance1:8983/solr"}}}
> >
> >
> > I always thought, that via zookeeper these collections are sharded and
> > replicated or do I need to call on each node the create core action? But
> > then I need to know about these nodes, right?
> >
> >
> > Thanks & regards
> >
> > Daniel
>
> - Mark Miller
> lucidimagination.com
>
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