$ 0 0 Do you want to try to sync only a set of users, and not all? ambari-server sync-ldap –users users.txt –groups groups.txt http://docs.hortonworks.com/HDPDocuments/Ambari-1.7.0.0/Ambari_Security_v170/Stp_Amb_LDAP_Actv_Ath/index.html#Item1.1