L166: "folloing" --> "following"

Author: jiehanzheng

source/tutorial/install-mongodb-on-redhat-centos-or-fedora-linux.txt

@@ -163,7 +163,7 @@ You can verify that the :program:`mongod` process has started
 successfully by checking the contents of the log file at
 ``/var/log/mongo/mongod.log``.
 
-You may optionally, ensure that MongoDB will start folloing a system
+You may optionally, ensure that MongoDB will start following a system
 reboot, by issuing the following command (with root privileges:)
 
 .. code-block:: sh