SLD means System Landscape Directory, what it means is that
after the Launch of Netweaver, where all the systems are
are defined in One Landscape. so we use SLD to register the
other systems in the Landscape.
SLD stands for System Landscape Directory. It acts as the
central information provider for NetWeaver system landscpe.
It manages the software components and the platform
dependencies and facilitates the installations, upgrades and
SlD stands for system Land Scape Directory.
The system landscape directory of SAP NetWeaver is the
central Repository(Storage Unit) of system landscape
information relevant for the management of your software
life-cycle. By providing a directory comprising information
about all installable software available from SAP and
automatically updated data about systems already installed
in a landscape, you get the foundation for tool support to
plan software life-cycle tasks in your system landscape
it will contain the information about the systems which are
participating in exchanging the information.
Through XI we will Exchange information between Different
Systems.For example If we are exchanging data between R/3
System and Java system,we have to load the details of These
systems in SLD.These systems has to be registered in SLD.
It is Like a Container,it will contain all the information
about the systems.
like we will create products and software components &
technical and business systems in SLD.
Repository used for storing landscape information. Its does
not provide any landscape administration tools
SLD manages software components and platform dependencies
It acts as a central information provider for NetWeaver
systems and other administration tools
Facilitates Installations, upgrades and transports
SAP recommends that you use a single System Landscape
Directory (SLD). The cost of running the SLD infrastructure
increases with the number of SLD instances. In particular,
adding a second SLD involves additional costs for
synchronizing data between these two instances. From a cost
perspective, it is preferable to configure a single SLD.
The following factors can make a multiple-SLD architecture
Network Constraints (e.g. firewalls, availability of
The Software Catalog describes the installed products and
their constituent components.
The Systems Catalog describes the systems in the data center
from two perspectives