mongodb · TimSlavinMongoDB · Jul 24, 2014
diff --git a/source/includes/fact-mongodump-overwrite-files.rst b/source/includes/fact-mongodump-overwrite-files.rst
@@ -0,0 +1,4 @@
+:program:`mongodump` overwrites output files if they exist in the backup
+data folder. Before running the :program:`mongodump` command multiple
+times, ensure you no longer need a file in the ``dump/`` folder, or
+rename folders or files.
diff --git a/source/reference/program/mongodump.txt b/source/reference/program/mongodump.txt
@@ -39,6 +39,8 @@ from :term:`secondary` members of the set.
 
 .. include:: /includes/warning-fsync-lock-mongodump.rst
 
+.. include:: /includes/fact-mongodump-overwrite-files.rst
+
 Required Access
 ---------------
 

diff --git a/source/tutorial/backup-with-mongodump.txt b/source/tutorial/backup-with-mongodump.txt
@@ -93,6 +93,8 @@ This operation creates a dump of the collection named ``myCollection``
 from the database ``test`` in a :file:`dump/` subdirectory of the
 current working directory.
 
+.. include:: /includes/fact-mongodump-overwrite-files.rst
+
 Point in Time Operation Using Oplogs
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-Original file line number
+Diff line change
@@ Expand Up / @@ -39,6 +39,8 @@ from :term:`secondary` members of the set. @@
     .. include:: /includes/warning-fsync-lock-mongodump.rst
+    .. include:: /includes/fact-mongodump-overwrite-files.rst
     Required Access
     ---------------
@@ Expand Down @@