![[trouble shooting]master_not_discovered_exception](https://img1.daumcdn.net/thumb/R750x0/?scode=mtistory2&fname=https%3A%2F%2Fblog.kakaocdn.net%2Fdna%2FbzFeWW%2FbtrESncejU4%2FAAAAAAAAAAAAAAAAAAAAAElEOPXPEzSg5ufScs4oCJNxKrs81Faa_Bi8k5JND7Wy%2Fimg.png%3Fcredential%3DyqXZFxpELC7KVnFOS48ylbz2pIh7yKj8%26expires%3D1753973999%26allow_ip%3D%26allow_referer%3D%26signature%3DWj4%252BySye8MFO0F3Xz2VPNwdt%252FXk%253D)
# DataBase/Elasticsearch2021. 4. 7. 13:28[trouble shooting]master_not_discovered_exception
엘라스틱 health 확인시 아래와 같이 상태값이 503 # curl -XGET "localhost:9200/_cluster/health?pretty" { "error" : { "root_cause" : [ { "type" : "master_not_discovered_exception", "reason" : null } ], "type" : "master_not_discovered_exception", "reason" : null }, "status" : 503 } 추가확인시 클러스터 uuid값이 나오지 않았음 # curl http://localhost:9200/ { "name" : "node-1", "cluster_name" : "elasticsearch", "cluster_uuid" : "_na_",..