DFS dirty-shutdown stopping DFS replication: DFSR event ID 2213 in Windows Server 2008 R2 or Windows Server 2012:
How to disable the Stop Replication functionality in AutoRecovery
To have DFSR perform AutoRecovery when a dirty database shutdown is detected, edit the following registry value after hotfix 2780453
is installed in Windows Server 2008 R2. You can deploy this change on all versions of Windows Server 2012. If the value does not exist, you must create it.