Merge pull request #12563 from kentoj/patch-1

Clarify data volume init with existing data
Upstream-commit: afd56364618c8c638769a8e9fceeaa5376e46ff5
Component: engine
This commit is contained in:
James Turnbull
2015-04-21 08:57:22 -07:00
@@ -25,8 +25,8 @@ System*](/terms/layer/#union-file-system). Data volumes provide several
useful features for persistent or shared data:
- Volumes are initialized when a container is created. If the container's
base image contains data at the specified mount point, that data is
copied into the new volume.
base image contains data at the specified mount point, that existing data is
copied into the new volume upon volume initialization.
- Data volumes can be shared and reused among containers.
- Changes to a data volume are made directly.
- Changes to a data volume will not be included when you update an image.