: So are we still using the jetty? Are we still dependent on war file? As explained in the ref guide...
https://cwiki.apache.org/confluence/display/solr/Major+Changes+from+Solr+4+to+Solr+5#MajorChangesfromSolr4toSolr5-SolrisNowaStandaloneServer "Internally, Solr is still implemented via Servlet APIs and is powered by Jetty -- but this is simply an implementation detail. Deployment as a "webapp" to other Servlet Containers (or other instances of Jetty) is not supported, and may not work in future 5.x versions of Solr when additional changes are likely to be made to Solr internally to leverage custom networking stack features. " -Hoss http://www.lucidworks.com/