##### SUMMARY
`docker_container` should so some sanity checks that not two volumes / mount points use the same target inside the container, so that especially when recreating containers, they won't be destroyed first before recreating fails.

This becomes more important once #49808 is merged.

##### ISSUE TYPE
- Bug Report

##### COMPONENT NAME
docker_container

##### ANSIBLE VERSION
```
2.8.0
```

suboptions:
      path:
        description:
        - Device path in the container.
        type: str
        required: yes
      rate:
        description:
        - "Device read limit."
        - "Must be a positive integer."
        type: int
        required: yes
    version_added: "2.8"
  device_write_iops:
    description:
      - "List of device and write rate (IO per second) to device."
    type: list
    suboptions:
      path:
        description:
        - Device path in the container.
        type: str
        required: yes
      rate:
        description:
        - "Device read limit."
        - "Must be a positive integer."
        type: int
        required: yes
    version_added: "2.8"