More notes for the provider

doc/guide/admin/syncrepl.sdf

@@ -382,6 +382,10 @@ The provider {{slapd}} (8) is not required to be restarted.
 it might be originally contained in the {{TERM:LDIF}} file,
 generated by {{slapadd}} (8), generated upon changes in the context,
 or generated when the first LDAP Sync search arrives at the provider.
+If an LDIF file is being loaded which did not previously contain the
+{{contextCSN}}, the {{-w}} option should be used with {{slapadd}} (8)
+to cause it to be generated. This will allow the server to startup a
+little quicker the first time it runs.
 
 When starting a consumer {{slapd}} (8), it is possible to provide a
 synchronization cookie as the {{-c cookie}} command line option