mirrormode ldap slave master how to configure
ldapsearch -Y EXTERNAL -Q -H ldapi:/// -LLL -o ldif-wrap=no -b cn=config '(objectClass=olcDatabaseConfig)' ''
dn: olcDatabase={-1}frontend,cn=configs
dn: olcDatabase={0}config,cn=config
dn: olcDatabase={1}monitor,cn=config
dn: olcDatabase={2}hdb,cn=config