operations will be accepted from any user, not just the updatedn. The
database must already be configured as a slurpd or syncrepl consumer
before this keyword may be set. This mode must be used with extreme
-care, as it does not offer any consistency guarantees.
+care, as it does not offer any consistency guarantees. This feature
+is intended to be used with an external frontend that guarantees that
+writes are only directed to a single master, switching to an alternate
+server only if the original master goes down.
By default, mirrormode is off.
.TP
.B overlay <overlay-name>