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OceanStor 18500 V3 and 18800 V3 Mission Critical Storage System V300R003 Remote Replication Feature Guide for File 12

This document describes the implementation principles and application scenarios of the remote replication feature. Also, it explains how to configure and manage remote replications.
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About This Document

About This Document

Purpose

This document describes the implementation principles and application scenarios of the remote replication feature. Also, it explains how to configure and manage remote replications.

Intended Audience

This document is intended for:
  • Technical support engineers
  • Maintenance engineers

Symbol Conventions

The symbols that may be found in this document are defined as follows.

Symbol

Description

Indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury.

Indicates a potentially hazardous situation which, if not avoided, could result in death or serious injury.

Indicates a potentially hazardous situation which, if not avoided, may result in minor or moderate injury.

Indicates a potentially hazardous situation which, if not avoided, could result in equipment damage, data loss, performance deterioration, or unanticipated results.

NOTICE is used to address practices not related to personal injury.

Calls attention to important information, best practices and tips.

NOTE is used to address information not related to personal injury, equipment damage, and environment deterioration.

Change History

Changes between document issues are cumulative. The latest document issue contains all the changes made in earlier issues.

Issue 12 (2018-08-30)

This issue is the 12th official release. The following sections are updated:

Optimized descriptions about section License Requirements and Compatible Products.

Issue 11 (2018-05-30)

This issue is the 11th official release. The following sections are updated:

Optimized some description.

Issue 10 (2018-02-05)

This issue is the tenth official release. The updates are as follow:

Optimized descriptions about section Impact and Restrictions.

Issue 09 (2017-11-30)

This is the ninth official release, which includes the following updates:

Added the description about specifications of replication links in section Impact and Restrictions.

Issue 08 (2017-10-30)

This is the eighth official release, which includes the following updates:

Optimized descriptions about capacity limit in the section of Impact and Restrictions.

Issue 07 (2017-07-10)

This is the seventh official release, which includes the following updates:

Optimized the description about section Impact and Restrictions.

Issue 06 (2017-03-27)

This is the sixth official release. The following changes are made:

Revised the background information in Adding a Remote Device.

Issue 05 (2016-11-20)

This is the fifth official release. Contents related to V300R003C20 are newly added. The following changes are made:
  • Improved the principle of write I/Os in remote replication of file systems.
  • Updated Impact and Restrictions.
  • Added Viewing Information of Remote Replication Pair (Applicable to V300R003C20).

Issue 04 (2016-07-25)

This issue is the fourth official release, which incorporates the following changes:
  • Optimized the document structure.
  • Added section Managing Remote Devices.

Issue 03 (2016-04-30)

This issue is the third official release, which incorporates the following changes:
  • Optimized descriptions about section Restrictions.
  • Modified descriptions about section Application Scenarios.
  • Added section Disaster Recovery and Service Switchback.
  • Added FAQs for remote replication licenses.

Issue 02 (2015-12-10)

This issue is the second official release. The updates are as follows:
  • Document description is optimized.
  • The Interaction with Other Features section is added to Restrictions.
  • The Performing a Primary/Secondary Switchover for a Remote Replication section is added.
  • The Synchronizing Remote Status section is deleted.

Issue 01 (2015-08-30)

This issue is the first official release.

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Updated: 2018-09-03

Document ID: EDOC1000084099

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