A. Changes Since Previous Release

The following sections attempt to summarize the new features and changes in OpenLDAP software since the 2.4.x release and the OpenLDAP Admin Guide.

A.1. New Guide Sections

In order to make the Admin Guide more thorough and cover the majority of questions asked on the OpenLDAP mailing lists and scenarios discussed there, we have added the following new sections:

Also, the table of contents is now 3 levels deep to ease navigation.

A.2. New Features and Enhancements in 2.5

A.2.1. Better cn=config functionality

A.2.2. Better cn=schema functionality

A.2.3. More sophisticated Syncrepl configurations

A.2.4. Replicating slapd Configuration (syncrepl and cn=config)

A.2.5. More extensive TLS configuration control

A.2.6. Performance enhancements

A.2.7. New overlays

A.2.8. New features in existing Overlays

A.2.9. New features in slapd

A.2.10. New features in libldap

A.2.11. New clients, tools and tool enhancements

A.2.12. New build options

A.3. Obsolete Features Removed From 2.5

These features were strongly deprecated in 2.4 and removed in 2.5.

A.3.1. back-bdb and back-hdb

back-bdb and back-hdb were significantly slower than back-mdb and required significant tuning of multiple parameters to maximize performance. back-mdb requires no tuning and provides all the functionality previously provided via back-bdb and back-hdb.