Hello! Could you please write more about what you want to do? Do you need to stop running Solr process. If yes what you need to do is stop the container (Jetty/Tomcat) that Solr runs in. You can also kill JVM running Solr, however it will be usually enough to just stop the container.
-- Regards, Rafał Kuć Performance Monitoring * Log Analytics * Search Analytics Solr & Elasticsearch Support * http://sematext.com/ > Hi Team, > Pla stop the solr service.