memcached.yaml

services:
  memcached:
    image: memcached:1.6.34-alpine
    # Allocate up to 256 MB of RAM with at max 10 MB per key and run using a UNIX socket (faster).
    command: [ "memcached", "-m", "256", "-I", "10m", "--unix-socket", "/tmp/memcached.sock", "--unix-mask", "766" ]
    volumes:
      - cache-socket:/tmp
    networks:
      internal:
    read_only: true
    healthcheck:
      test: nc -vz -w1 local:/tmp/memcached.sock
      start_period: 60s
      start_interval: 1s
      interval: 60s
      timeout: 60s
      retries: 3
    restart: unless-stopped
    cap_drop:
      - ALL
    deploy:
      resources:
        limits:
          cpus: "1"
          memory: 260M
        reservations:
          memory: 20M
    logging:
      options:
        max-file: "3"
        max-size: "10m"
  migrate:
    volumes: &socket_volume
      - cache-socket:/var/run/memcached
    depends_on:
      memcached:
        condition: service_healthy
  django:
    volumes: *socket_volume
    depends_on:
      memcached:
        condition: service_healthy


volumes:
  cache-socket: