Use Core API, which provides the "UNLOAD" operation. Simply just unload the cores you don't need and they'll be automatically removed from SolrCloud. You can also specify options like "deleteDataDir" or "deleteIndex" to cleanup the disk space or you can do it in your script.
http://wiki.apache.org/solr/CoreAdmin#UNLOAD ----- Thanks, Michael -- View this message in context: http://lucene.472066.n3.nabble.com/How-to-programatically-unload-a-shard-from-a-single-server-to-horizontally-scale-on-SolrCloud-tp4105343p4105344.html Sent from the Solr - User mailing list archive at Nabble.com.