postgresql18 pgdata目录调整

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问题

容器启动发现/var/lib/postgresql/data: no such file or directory

Error response from daemon: failed to create task for container: failed to create shim task: OCI runtime create failed: runc create failed: unable to start container process: error during container init: error mounting "/Users/mac/.app/pg17/pgdata" to rootfs at "/var/lib/postgresql/data": change mount propagation through procfd: open o_path procfd: open /var/lib/docker/overlay2/2757a24f55148f253e713ead2ac58d249aeafd4419031e5911303c030a3b9c16/merged/var/lib/postgresql/data: no such file or directory

解决

查看官方镜像说明从18后pgdata /var/lib/postgresql/18/docker

653707f2332775cb85cb4590cfb5c936.png

docker-compose.yml

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services:
  postgres:
    image: postgres:18
    container_name: postgres
    shm_size: 4096mb
    restart: always
    environment:
      - POSTGRES_PASSWORD='KHZ98J0ukWg='
      - TZ=Asia/Shanghai
    ports:
      - "15432:5432"
    volumes:
      - ./pgdata:/var/lib/postgresql/18/docker # 修正