## Preparation
+### Head up to users
+
+Inform your users of an upcoming interruption to your service. To ensure no loss of data, your server needs to be offline during some part of the migration processes.
+
+You may find these addons useful for in communicating with your users prior to the migration process:
+
+* blackout
+* notifyall
+
+
### Storage
Check your storage backend with ``bin/console storage list`` in the root folder.
### Configuration files
+### Go offline
+Take your web server offline.
+
## Dumping DB