Document "gnt-node add" behavior in case of failure

Signed-off-by: Bernardo Dal Seno <bdalseno@google.com>
Reviewed-by: Iustin Pop <iustin@google.com>

diff --git a/man/gnt-node.rst b/man/gnt-node.rst
index 15b663c..794fc0a 100644 (file)
--- a/man/gnt-node.rst
+++ b/man/gnt-node.rst
@@ -64,6 +64,13 @@ The ``vm_capable``, ``master_capable``, ``ndparams``, ``diskstate`` and
 ``hvstate`` options are described in **ganeti**(7), and are used to set
 the properties of the new node.
 
+The command performs some operations that change the state of the master
+and the new node, like copying certificates and starting the node daemon
+on the new node, or updating ``/etc/hosts`` on the master node.  If the
+command fails at a later stage, it doesn't undo such changes.  This
+should not be a problem, as a successful run of ``gnt-node add`` will
+bring everything back in sync.
+
 Example::
 
     # gnt-node add node5.example.com