1[IMPORTANT] 2.API Change in Elasticsearch 5.5.0 3============================ 4https://www.elastic.co/guide/en/elasticsearch/reference/5.5/breaking-changes-5.5.html#breaking_55_rest_changes[An update to Elasticsearch 5.5.0 changes the behavior of this filter, differing from previous 5.x versions]. 5 6If a list of <<fe_aliases,aliases>> is provided (instead of only one), indices 7must appear in _all_ listed <<fe_aliases,aliases>> or a 404 error will result, 8leading to no indices being matched. In older versions, if the index was 9associated with even one of the aliases in <<fe_aliases,aliases>>, it would 10result in a match. 11============================ 12