Adding example section to ansible.cfg for the control_path setting

examples/ansible.cfg

@@ -108,6 +108,17 @@ filter_plugins     = /usr/share/ansible_plugins/filter_plugins
 # paramiko on older platforms rather than removing it
 #ssh_args = -o ControlMaster=auto -o ControlPersist=60s
 
+# The path to use for the ControlPath sockets. This defaults to
+# "%(directory)s/ansible-ssh-%%h-%%p-%%r", however on some systems with
+# very long hostnames or very long path names (caused by long user names or 
+# deeply nested home directories) this can exceed the character limit on
+# file socket names (108 characters for most platforms). In that case, you 
+# may wish to shorten the string below.
+# 
+# Example: 
+# control_path = %(directory)s/%%h-%%r
+#control_path = %(directory)s/ansible-ssh-%%h-%%p-%%r
+
 # if True, make ansible use scp if the connection type is ssh 
 # (default is sftp)
 #scp_if_ssh = True