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Remove the old reference link

Fixes: #19152

As issue #14214 closed, so this old link is not needed.
We can remove it now.

Signed-off-by: Kai Qiang Wu(Kennan) <wkqwu@cn.ibm.com>
This commit is contained in:
Kai Qiang Wu(Kennan) 2016-01-07 09:28:30 +00:00
parent 7fab93175d
commit ca7b69016a

View file

@ -236,9 +236,9 @@ allows you to upgrade, or effectively migrate data volumes between containers.
> providing the `-v` option to delete its volumes. If you remove containers
> without using the `-v` option, you may end up with "dangling" volumes;
> volumes that are no longer referenced by a container.
> Dangling volumes are difficult to get rid of and can take up a large amount
> of disk space. We're working on improving volume management and you can check
> progress on this in [pull request #14214](https://github.com/docker/docker/pull/14214)
> You can use `docker volume ls -f dangling=true` to find dangling volumes,
> and use `docker volume rm <volume name>` to remove a volume that's
> no longer needed.
## Backup, restore, or migrate data volumes