Amazon Elasticsearch Serviceでcluster_block_exceptionが出てindexに書けなくなった場合の対処法 - yasuhisa's blog
When I refresh field list, it fails because of 【blocked by: [FORBIDDEN/12/index read-only / allow delete (api)];: [ cluster_block_exception] blocked by: [FORBIDDEN/12/index read-only / allow delete (api)];】 - Kibana - Discuss the Elastic
Cluster_block_exception blocks all ingestion - Logstash - Discuss the Elastic Stack