Printing the "solr" command line help:
$ ${SOLR_ROOT}/bin/solr -help Usage: solr COMMAND OPTIONS where COMMAND is one of: start stop restart status healthcheck create create_core create_collection delete version zk auth assert config export api package Pass -help after any COMMAND to see the command-specific usage information (OPTIONS)

Start Solr:
$ ${SOLR_ROOT}/bin/solr start
Restart Solr:
$ ${SOLR_ROOT}/bin/solr restart
Stop Solr:
$ ${SOLR_ROOT}/bin/solr stop

Solr Version:
$ ${SOLR_ROOT}/bin/solr version
Solr Status:
$ ${SOLR_ROOT}/bin/solr status
Solr Healthcheck:
$ ${SOLR_ROOT}/bin/solr healthcheck

Create collections (if Solr is running in SolrCloud):
$ ${SOLR_ROOT}/bin/solr create
Create collections:
$ ${SOLR_ROOT}/bin/solr create_collection
Delete collections (if Solr is running in SolrCloud):
$ ${SOLR_ROOT}/bin/solr delete

Handling data in ZooKeeper: $ ${SOLR_ROOT}/bin/solr zk COMMAND