Also, you can reindex from a remote (cluster) so that you can upgrade without downtime because once the new cluster is ready, you can just switch to it with minimal disruption.
<ref>https://www.elastic.co/guide/en/elasticsearch/reference/6.0/reindex-upgrade.html</ref>
If you are re-indexing your existing Meza installation, you can <code> sudo meza maint rebuild monolith --tags search-index</code>
== Installation ==