i have tree node cluster of ES, the issue is:
- when i stop one node the other nodes work fine and discover master node and everything works fine, but when is stop 2 node, the last one return master_not_discovered_exception error
all node has same config:
elasticsearch-01:
image: docker.elastic.co/elasticsearch/elasticsearch:7.15.0
container_name: elasticsearch-01
restart: always
environment:
- node.name=elasticsearch-01
- discovery.seed_hosts=elasticsearch-01,elasticsearch-02,elasticsearch-03
- cluster.initial_master_nodes=elasticsearch-01,elasticsearch-02,elasticsearch-03
- bootstrap.memory_lock=true
- "ES_JAVA_OPTS=-Xms1g -Xmx1g"
ulimits:
memlock:
soft: -1
hard: -1
volumes:
- /c/tpg/docker/volumes/elasticsearch/elasticsearch-01/usr/share/elasticsearch/data:/usr/share/elasticsearch/data
#- /c/tpg/docker/volumes/elasticsearch/elasticsearch-01/etc/sysctl.conf:/etc/sysctl.conf
- /c/tpg/docker/volumes/elasticsearch/config/elasticsearch.yml:/usr/share/elasticsearch/config/elasticsearch.yml
ports:
- 9200:9200
networks:
- elastic
elsticsearch-02:
...
elaasticsearch-03:
...
volumes:
data01:
driver: local
data02:
driver: local
data03:
driver: local
networks:
elastic:
driver: bridge
Elasticsearch.yml config:
discovery.zen.minimum_master_nodes: 1
cluster.name: elasticsearch-cluster
network.host: 0.0.0.0