[postgres@xxxxxxx ~]$ rpm -qf /lib64/libldap-2.4.so.2 openldap-2.4.44-20.el7.x86_64 Regards, Virendra -----Original Message----- From: Alvaro Herrera [mailto:alvherre@xxxxxxxxxxxxxxx] Sent: Thursday, December 20, 2018 2:01 PM To: Kumar, Virendra Cc: pgsql-general@xxxxxxxxxxxxxxxxxxxx Subject: Re: Multiple LDAP Servers for ldap Authentication On 2018-Dec-20, Kumar, Virendra wrote: > This is what I see: > -- > [postgres@usdf24v0131 ~]$ which postgres > /opt/postgres/10/bin/postgres > [postgres@usdf24v0131 ~]$ ldd /opt/postgres/10/bin/postgres > linux-vdso.so.1 => (0x00007ffee3fe8000) > libpthread.so.0 => /lib64/libpthread.so.0 (0x00007f9a7f125000) > librt.so.1 => /lib64/librt.so.1 (0x00007f9a7ef1d000) > libdl.so.2 => /lib64/libdl.so.2 (0x00007f9a7ed19000) > libm.so.6 => /lib64/libm.so.6 (0x00007f9a7ea17000) > libldap-2.4.so.2 => /lib64/libldap-2.4.so.2 (0x00007f9a7e7c2000) I'm going to risk it and say that this is indeed OpenLDAP -- but you can confirm by doing this: rpm -qf /lib64/libldap-2.4.so.2 Anyway, little birdies tell me that OpenLDAP does not really live up to its own documentation, because this feature does not in fact work. -- Álvaro Herrera https://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services ________________________________ This message is intended only for the use of the addressee and may contain information that is PRIVILEGED AND CONFIDENTIAL. If you are not the intended recipient, you are hereby notified that any dissemination of this communication is strictly prohibited. If you have received this communication in error, please erase all copies of the message and its attachments and notify the sender immediately. Thank you.