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VSM7 and Enhanced Replication links (Doc ID 2427441.1)

Last updated on APRIL 01, 2021

Applies to:

Sun StorageTek Virtual Tape Control Software (VTCS) - Version 7.2 to 7.3 [Release 7.0]
IBM z/OS on System z
Several items are needed for the implementation of VSM Enhanced Replication

Purpose

What are the requirements for to implementing VSM Enhanced Replication

Scope

VTCS uses CLINKs to CLUSTER VSMs together, locally to the same Tapeplex (Replication), or remotely to a different Tapeplex (EEXPORT). Enhanced Replication increases the performance of CLINKS and changes their designation to RLINKS. Both ASYNC CLINK and RLINKS can co-exist in VSM7 running Enhanced Replication.

Note: RLINK functionality cannot be used concurrently with synchronous CLINK replication.

 

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