I use these command to install openldap 2.4.16: env CPPFLAGS="-I/usr/local/BerkeleyDB.4.7/include" LDFLAGS="-L/usr/local/BerkeleyDB.4.7/lib" ./configure --prefix=/usr/local/openldap --enable-ldbm --enable-crypt make depens make When I "make test", it said: <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< cd tests; make test make[1]: Entering directory `/tmp/openldap-2.4.16/tests' make[2]: Entering directory `/tmp/openldap-2.4.16/tests' Initiating LDAP tests for BDB... Running ./scripts/all... >>>>> Executing all LDAP tests for bdb >>>>> Starting test000-rootdse ... running defines.sh Starting slapd on TCP/IP port 9011... Using ldapsearch to retrieve the root DSE... Using ldapsearch to retrieve the cn=Subschema... Using ldapsearch to retrieve the cn=Monitor... dn: objectClass: top objectClass: OpenLDAProotDSE structuralObjectClass: OpenLDAProotDSE configContext: cn=config namingContexts: o=OpenLDAP Project,l=Internet monitorContext: cn=Monitor supportedControl: 1.3.6.1.4.1.4203.1.9.1.1 supportedControl: 2.16.840.1.113730.3.4.18 supportedControl: 2.16.840.1.113730.3.4.2 supportedControl: 1.3.6.1.4.1.4203.1.10.1 supportedControl: 1.2.840.113556.1.4.319 supportedControl: 1.2.826.0.1.3344810.2.3 supportedControl: 1.3.6.1.1.13.2 supportedControl: 1.3.6.1.1.13.1 supportedControl: 1.3.6.1.1.12 supportedExtension: 1.3.6.1.4.1.4203.1.11.1 supportedExtension: 1.3.6.1.4.1.4203.1.11.3 supportedExtension: 1.3.6.1.1.8 supportedFeatures: 1.3.6.1.1.14 supportedFeatures: 1.3.6.1.4.1.4203.1.5.1 supportedFeatures: 1.3.6.1.4.1.4203.1.5.2 supportedFeatures: 1.3.6.1.4.1.4203.1.5.3 supportedFeatures: 1.3.6.1.4.1.4203.1.5.4 supportedFeatures: 1.3.6.1.4.1.4203.1.5.5 supportedLDAPVersion: 3 vendorName: The OpenLDAP Project <http://www.openldap.org/> entryDN: subschemaSubentry: cn=Subschema dn: cn=Subschema objectClass: top objectClass: subentry objectClass: subschema objectClass: extensibleObject cn: Subschema dn: cn=Monitor objectClass: monitorServer cn: Monitor description: This subtree contains monitoring/managing objects. description: This object contains information about this server. description: Most of the information is held in operational attributes, which  must be explicitly requested. monitoredInfo: OpenLDAP: slapd 2.4.16 (Sep 24 2009 10:16:54) >>>>> Test succeeded >>>>> ./scripts/test000-rootdse completed OK. >>>>> Starting test001-slapadd ... running defines.sh Running slapadd to build slapd database... >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> And then, the progress is pausing.... I found that the port 9101 is opening: <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< tcp        0      0 127.0.0.1:9011              0.0.0.0:*     LISTEN >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> And the progress is running: <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< root     24159  0.0  0.4  10964  4148 pts/0    S+   10:19   0:00 /tmp/openldap-2.4.16/tests/../servers/slapd/slapd -Ta -d 0 -f /tmp/openldap-2.4.16/tests/testrun/slapadd.conf -l ./testdata/test-ordered.ldif >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>