version: '3' services: opensearch-node1: image: ghcr.io/rpardini/opensearch-minimal-multiarch:1.3 container_name: opensearch-node1 environment: - cluster.name=opensearch-cluster - node.name=opensearch-node1 - discovery.seed_hosts=opensearch-node1 - cluster.initial_master_nodes=opensearch-node1 - bootstrap.memory_lock=true # along with the memlock settings below, disables swapping - "OPENSEARCH_JAVA_OPTS=-Xms2048m -Xmx2048m" # minimum and maximum Java heap size, recommend setting both to 50% of system RAM ulimits: memlock: soft: -1 hard: -1 nofile: soft: 65536 # maximum number of open files for the OpenSearch user, set to at least 65536 on modern systems hard: 65536 volumes: - opensearch-data1:/usr/share/opensearch/data ports: - 9200:9200 - 9300:9300 networks: - opensearch-net opensearch-dashboards: image: ghcr.io/rpardini/opensearch-dashboards-minimal-multiarch:1.3 container_name: opensearch-dashboards ports: - 5601:5601 expose: - "5601" environment: OPENSEARCH_HOSTS: '["http://opensearch-node1:9200"]' networks: - opensearch-net volumes: opensearch-data1: networks: opensearch-net: