Graylog 3 docker compose sample (recommended for 2 cores 4 gb)

docker-compose.yml

version: '2'
services:
  mongodb:
    container_name: mongodb
    image: mongo:3
    restart: on-failure
    volumes:
      - mongo_data:/data/db

  elasticsearch:
    container_name: elasticsearch
    image: docker.elastic.co/elasticsearch/elasticsearch:6.6.1
    restart: on-failure
    environment:
      - http.host=0.0.0.0
      - transport.host=localhost
      - network.host=0.0.0.0
      # Disable X-Pack security: https://www.elastic.co/guide/en/elasticsearch/reference/5.6/security-settings.html#general-security-settings
      - xpack.security.enabled=false
      - "ES_JAVA_OPTS=-Xms512m -Xmx512m"
    ulimits:
      memlock:
        soft: -1
        hard: -1
    mem_limit: 2g
    volumes:
      - es_data:/usr/share/elasticsearch/data

  graylog:
    container_name: graylog
    image: graylog/graylog:3.0
    restart: on-failure
    environment:
      - TZ=Asia/Bangkok
      - GRAYLOG_PASSWORD_SECRET=09iuygfdsqwe4r5t6y7uikjhgfderty
      # Password: admin
      - GRAYLOG_ROOT_PASSWORD_SHA2=8c6976e5b5410415bde908bd4dee15dfb167a9c873fc4bb8a81f6f2ab448a918
      - GRAYLOG_HTTP_BIND_ADDRESS=0.0.0.0:9000
      - GRAYLOG_HTTP_EXTERNAL_URI=http://0.0.0.0:9000/
    links:
      - mongodb:mongo
      - elasticsearch
    depends_on:
      - mongodb
      - elasticsearch
    volumes:
      - graylog_journal:/usr/share/graylog/data/journal
      - ./graylog/config:/usr/share/graylog/data/config
      - ./graylog/certs:/usr/share/graylog/data/certs
      - ./graylog/plugin:/usr/share/graylog/plugin
    ports:
      # Graylog web interface and REST API
      - 9000:9000
      # Syslog TCP
      - 514:514
      # Syslog UDP
      - 514:514/udp
      # GELF TCP
      - 12201:12201
      # GELF UDP
      - 12201:12201/udp

volumes:
  mongo_data:
    driver: local
  es_data:
    driver: local
  graylog_journal:
    driver: local