About This Document

Purpose

This document describes the file system WORM feature of storage system (excluding OceanStor 2600 V3 video surveillance edition), including its working principle, application scenarios, configuration process, and reference information.

Intended Audience

This document is intended for:

• Technical support engineers
• Maintenance engineers
• Administrator
• User

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 05 (2018-05-30)

This is the fifth official release.

Optimized some descriptions.

Issue 04 (2018-02-05)

This is the fourth official release.

Optimized some descriptions.

Issue 03 (2017-07-31)

This is the third official release.

Optimized descriptions about section Impact and Restrictions.

Issue 02 (2016-09-30)

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

Optimized the document structure.

Added the restrictions on applying the WORM feature.

Issue 01 (2016-04-30)

This issue is the first official release.