12071 clarify implementation of single_instance in SMF services
Reviewed by: Robert Mustacchi <rm@fingolfin.org>

@@ -38,11 +38,13 @@
 
 
        single_instance
                           This is an optional property. When set, only one
                           instance of the service is allowed to transition to
-                          an online or degraded status at any time.
+                          an online or degraded status at any time. Note that
+                          no known implementation honours this setting, and it
+                          should be considered obsolete.
 
 
    Service Reporting
        All restarters report status using the restarter property group, which
        includes the following properties:

@@ -76,6 +78,6 @@
 SEE ALSO
        svcs(1), svc.startd(1M), service_bundle(4), smf(5), smf_method(5)
 
 
 
-                                 May 23, 2008                 SMF_RESTARTER(5)
+                               December 11, 2019              SMF_RESTARTER(5)