Here is their resiliency status: https://www.elastic.co/guide/en/elasticsearch/resiliency/current/index.html https://www.elastic.co/guide/en/elasticsearch/resil

Here is their resiliency status: https://www.elastic.co/guide/en/elasticsearch/resiliency/current/index.html https://www.elastic.co/guide/en/elasticsearch/resiliency/cur... It depends on your use case. If you are already familiar with Solr and it is good enough for your use case, then use it. Solr and ES are about the same feature-wise. Scaling is easier for ES because it is built-in. Here is a good comparison of their APIs. part 1: http://opensourceconnections.com/blog/2015/12/15/solr-vs-elasticsearch-relevance-part-one/ http://opensourceconnections.com/blog/2015/12/15/solr-vs-ela... part 2: http://opensourceconnections.com/blog/2016/01/22/solr-vs-elasticsearch-relevance-part-two/ http://opensourceconnections.com/blog/2016/01/22/solr-vs-ela...