services: smartcitydb: image: postgres container_name: smartcitydb hostname: smartcitydb restart: always # set shared memory limit when using docker compose shm_size: 128mb # or set shared memory limit when deploy via swarm stack #volumes: # - type: tmpfs # target: /dev/shm # tmpfs: # size: 134217728 # 128*2^20 bytes = 128Mb volumes: - ./data:/var/lib/postgresql:z,rw environment: POSTGRES_PASSWORD: test2509 network_mode: host