'ttmserver', 'class' => 'ElasticSearchTTMServer', 'cutoff' => 0.75, /* * See http://elastica.io/getting-started/installation.html * See https://github.com/ruflin/Elastica/blob/8.x/src/Client.php */ 'config' => [ 'servers' => [ [ 'host' => '127.0.0.1', 'port' => 9114 ] ] ] ];