docker-compose-os-2.yml

services:
  os2:
    image: opensearchproject/opensearch:2.18.0
    environment:
      - cluster.name=docker-test-cluster
      - bootstrap.memory_lock=true
      - discovery.type=single-node
      - "ES_JAVA_OPTS=-Xms1024m -Xmx1024m"
      - cluster.routing.allocation.disk.threshold_enabled=true
      # make sure it works on nearly full disk
      - cluster.routing.allocation.disk.watermark.low=3gb
      - cluster.routing.allocation.disk.watermark.high=2gb
      - cluster.routing.allocation.disk.watermark.flood_stage=1gb
      - cluster.routing.allocation.disk.threshold_enabled=false
      - DISABLE_SECURITY_PLUGIN=true
    ulimits:
      memlock:
        soft: -1
        hard: -1
    ports:
      # give our test instance a port number that is for sure not going to write to some poor cluster listening on 9200
      - "9999:9200"
#  os2-dashboards:
#    image: opensearchproject/opensearch-dashboards:2.18.0
#    environment:
#      - OPENSEARCH_HOSTS=http://os2:9200
#      - DISABLE_SECURITY_DASHBOARDS_PLUGIN=true
#    ports:
#      - "5601:5601"
#    depends_on:
#      - os2