ElasticSearch: Unassigned Shards, how to fix?

I have an ES cluster with 4 nodes: number_of_replicas: 1 search01 – master: false, data: false search02 – master: true, data: true search03 – master: false, data: true search04 – master: false, data: true I had to restart search03, and when it came back, it rejoined the cluster no problem, but left 7 unassigned shards … Read more