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Snapshot Feature Guide for File 11

OceanStor 5300 V3, 5500 V3, 5600 V3, 5800 V3, and 6800 V3 Storage System V300R003

"This document describes the file system snapshot feature, including its working principle,application scenarios, configuration process, and reference information."
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About This Document

About This Document

Purpose

This document describes the file system snapshot feature, including its working principle, application scenarios, configuration process, and reference information.

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 11 (2018-05-30)

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

Optimized descriptions about section Impact and Restrictions.

Optimized the description in the document.

Issue 10 (2018-02-05)

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

Optimized descriptions about section Impact and Restrictions.

Issue 09 (2017-11-30)

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

Optimized descriptions about section Managing File System Snapshot.

Issue 08 (2017-10-30)

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

Optimized descriptions about section Impact and Restrictions.

Issue 07 (2017-07-10)

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

Optimized descriptions about section Impact and Restrictions.

Issue 06 (2017-03-27)

This issue is the sixth official release.

Added the notes for some operation.

Issue 05 (2016-11-20)

This issue is the fifth official release.

Optimized some description.

Issue 04 (2016-07-25)

This issue is the fourth official release.

Optimized some description.

Issue 03 (2016-04-30)

This issue is the third official release. The updates are as follows:

  • Added symbol conventions.
  • Optimized the relationship between snapshot and other features.
  • In Managing File System Snapshot, optimized the description of configuration operations.

Issue 02 (2015-12-10)

This issue is the second official release. The updates are as follows:

  • In Creating a Periodic Snapshot, added the number of default periodic snapshots and descriptions of how to change the number of periodic snapshots.
  • In Rolling Back a Snapshot, added "When a file system is running on a VMware VM and the VM is performing replication (cloning VM files), you are advised not to create and roll back a snapshot."

Issue 01 (2015-08-30)

This issue is the first official release.

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Updated: 2018-06-05

Document ID: EDOC1000084205

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