Hitachi MP-96RD625-01 Manual De Usuario

 

 Contents 

v 

Hitachi Universal Replicator for IBM /OS User’s Guide 

 

 

Hitachi Universal Replicator................................................................................1-2 

Features...........................................................................................................1-3 

Benefits............................................................................................................1-4 

Business Solutions.............................................................................................1-5 

 

Functionality Overview.......................................................................................2-2 

Journal Obtain............................................................................................2-3 

Journal Copy ..............................................................................................2-4 

Journal Restore ..........................................................................................2-4 

Components .....................................................................................................2-4 

USP V Storage Systems...............................................................................2-7 

 Software........................................................2-7 

Main and Remote Control Units....................................................................2-7 

Logical DKC (LDKC) ....................................................................................2-8 

Remote Copy Connections...........................................................................2-9 

Initiator Ports and RCU Target Ports...........................................................2-10 

Data Volume Pair......................................................................................2-10 

Journal Volume ........................................................................................2-11 

The Number of Journal Volumes..........................................................2-11 

Specifications of Journal Volumes ........................................................2-11 

Restrictions on Journal Volumes ..........................................................2-12 

Journal Volume Areas.........................................................................2-13 

Journal Group ..........................................................................................2-13 

Extended Consistency Groups....................................................................2-14 

Host I/O Time-Stamp .........................................................................2-17 

Error Reporting Communications (ERC)................................................2-18 

Remote Copy Operations .................................................................................2-18 

Initial Copy Operations..............................................................................2-19