Connection to the memcached servers 'memcached:11211' failed. Are the unix socket permissions set properly? Is the host reachable?
If you ignore this warning, you will face performance issues
[206782] Checking state of biblios index
[206782] Dropping and recreating biblios index
[NoNodes] ** No nodes are available: [http://es:9200], called from sub Search::Elasticsearch::Role::Client::Direct::__ANON__ at /kohadevbox/koha/Koha/SearchEngine/Elasticsearch/Indexer.pm line 434.Something went wrong rebuilding indexes for bz38122