The server machines where Datareplicator is installed depend on whether the HiRDB system being used is a HiRDB/Single Server or a HiRDB/Parallel Server. When a HiRDB/Parallel Server is being used, the server machines depend on whether it is the source or target system.

The following table shows the server machines where Datareplicator can be installed.

Table 2-4 Server machines where Datareplicator is installed

Type of HiRDB system	Source system	Target system
HiRDB/Single Server	Install on the server machine where the single server is located.	Install on the server machine where the single server is located.
HiRDB/Parallel Server	Install on all server machines that contain the following servers: System manager (MGR) Back-end servers (BES)	Install one Datareplicator on each server machine where the HiRDB client facility is used.