docker-compose.prod.yml

services:

  hubmap-neo4j-prod:
    image: hubmap/neo4j-image:5.20.0
    hostname: hubmap-neo4j-prod
    container_name: hubmap-neo4j-prod
    deploy:
      # Modify this based on the actual VM resource
      resources:
        limits:
          memory: 16G
        reservations:
          memory: 12G
    # Allow the JVM to read cgroup limits
    # -XX:+UseContainerSupport is enabled by default on linux machines, 
    # this feature was introduced in java10 then backported to Java-8u191, the base image comes with OpenJDK(build 1.8.0_232-b09)
    # -XX:MaxRAMPercentage (double) is depending on the max memory limit assigned to the contaienr
    # When the container has > 1G memory, set -XX:MaxRAMPercentage=75.0 is good (doesn't waste too many resources)
    environment:
      - _JAVA_OPTIONS=-XX:+UseContainerSupport -XX:MaxRAMPercentage=75.0
    # Avoid accidentally creating zombie processes
    init: true
    # Specifying a restart policy to avoid downtime
    restart: always
    ports:
      - "7474:7474"
      - "7687:7687"
    volumes:
      # Mount the neo4j configuration file to container
      - "./prod/neo4j.conf:/usr/src/app/neo4j/conf/neo4j.conf"
      # Mount the data to container
      - "./prod/data:/usr/src/app/neo4j/data"