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RDF System Management Manual for J-series and H-series RVUs (RDF Update 13)

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Figure 2 RDF Topologies
Multiple
Duplicate
Sites
Reciprocal
Centralized Loopback
Multiple Configurations
Ring
Simplex
Chain
• Supports master and auxiliary audit trail protection; RDF can protect all tables and files that
are being audited by TMF, whether they are associated with the Master Audit Trail (MAT) or
an auxiliary audit trail.
• Subvolume and file replication In addition to volume replication, the RDF/IMP and IMPX
products support replication of selected subvolumes and files.
• Economical processing
RDF conserves resources at both sites. The extractor typically uses 1% of the resources used
by the application on the primary and 4% of the Expand resources. On the backup system
RDF Subsystem Overview 27