Remote Copy; Rec - Fujitsu ETERNUS DX80 S2 Overview

Chapter 6 Optional Functions
6.2 Backup (Advanced Copy)
• Prepare an encrypted SDP when an encrypted SDV is used.
• If the SDP capacity is insufficient, a copy cannot be performed. In order to avoid this situation, an
operation that notifies the operation administrator of event information according to the remaining SDP
capacity is recommended. For more details on event notification, refer to
70).
6.2.2

Remote Copy

Remote copy is a function that copies data between different storage systems in remote locations, using the
"Remote Equivalent Copy: REC". REC is an enhancement of the EC mirror suspend method that performs EC
remotely. Mirroring, snapshots, and backup between multiple storage systems can be performed using this
function.
This function protects data against disaster by duplicating the database and backing up data to a remote
location.
The older ETERNUS Disk storage system models can be connected.
●
REC (Remote Equivalent Copy)
REC is used to copy data among multiple devices using the EC copy method. REC is suitable for the
following usages:
- Performing system test data replication
- Duplicating databases on multiple ETERNUS Disk storage systems
- Backing up data to remote ETERNUS Disk storage systems
Figure 6.4 REC
SAN
ETERNUS DX Disk
storage system
Primary site
Management
server
Running
volume
ETERNUS DX80 S2/DX90 S2 Disk storage system Overview
Copyright 2013 FUJITSU LIMITED
Remote copy

(REC)

WAN
83
"5.5.2 Event Notification" (page
Destination site
Management
server
SAN
Backup
volume
ETERNUS DX Disk
storage system
P3AM-4812-11ENZ0