Fujitsu Eternus web GUI - Page 198

Chapter 8 Advanced Copy Management
8.2 Functions in the Action Area for Advanced Copy
ETERNUS Web GUI User’s Guide
198
Copyright 2011 FUJITSU LIMITED P2X0-1090-02ENZ0
■ Preparation for the Advanced Copy function
This section describes the necessary preparation that must be performed to use the Advanced
Copy function and copy session management.
● Advanced preparation
The following items must be prepared to use the Advanced Copy functions:
- License registration
Register a license for using the Advanced Copy function.
If a license is not registered, up to eight copy sessions can be performed (only for ETER-
NUS DX80 S2/DX90 S2).
- Copy destination volume creation
Create a copy destination physical volume according to the amount of updated data in the
copy source volume. Create an SDV when performing SnapOPC+.
Refer to "5.2.1 Create Volume" (page 71)
.
- Copy table size setting
Set the copy table size depending on the capacity of the copy target volume.
Refer to "8.2.6 Modify Copy Table Size" (page 207)
and "How to Calculate the Copy Table
Size" (page 213) for details.
- Copy priority setting
Specify the copy priority in the ETERNUS DX Disk storage system.
Refer to "8.2.5 Modify EC/OPC Priority" (page 205)
.
When performing SnapOPC+, the following preparations are also required.
- Copy parameter setting
Set the parameters to enable automatic reporting when a SDP capacity shortage occurs
during SnapOPC+.
Refer to "8.2.7 Modify Copy Parameters" (page 215)
.
When performing REC, the following preparations are also required.
- Port mode setting
Change the port mode from "CA" (for host connection) to "RA" (for REC connection).
Refer to "9.2.3.11 Modify Port Mode" (page 373)
.
- REC path setting
Set the Copy path information between devices.
Refer to "8.2.8 Set Copy Path" (page 217)
.
- REC Buffer setting
Set the transfer buffer setting when performing REC in asynchronous consistency mode.
Refer to "8.2.15 Modify REC Buffer" (page 248)
.
When using an Advanced Copy function, refer to "8.2.3 Register
Advanced Copy License" (page 202) to register the copy license.
• The RAID configuration of the copy source and copy destination
can be different.
• The copy source and copy destination volume encryption status
must match.