Updated on 2022-08-18 GMT+08:00

Before You Start

Object Storage Service (OBS) provides a series of documents to help you better understand and use the service.

Before using OBS, read this document and other related help documents (see Table 1) to understand the basic concepts, application scenarios, and operations of OBS, so you can quickly get started with OBS.

Table 1 OBS documents



Progressive Knowledge

Provides links to Quick Start, User Guide, Best Practices, FAQs, and Solutions, so you can easily and accurately locate the content you want to view.

What's New

Describes the latest updates of OBS, including new functions and documents.

Function Overview

An overview introduction to OBS functions and regions where these functions are available.

Service Overview

Basic concepts, advantages, application scenarios, billing, and permission management for OBS.

Getting Started

A quick guide to help you start with basic operations, such as creating buckets, uploading objects, and downloading objects.

Console Operation Guide

Guides you through OBS console operations with elaborated use examples.

Tools Guide

Introduces OBS tools, including OBS Browser+, obsutil, and obsfs, with use examples provided.

Image Processing Feature Guide

An operation guide to the image processing of OBS. It covers basic concepts, functions, and FAQs, and demonstrates how to use this feature through OBS Console or by calling OBS APIs.

Parallel File System Feature Guide

Introduces the basic concepts, application scenarios, limitations, user operations, and billing for the OBS Parallel File System (PFS).

Best Practices

A collection of OBS best practices for typical scenarios, helping you achieve your business goals with better performance, lower costs, and more convenient operations.

API Reference

Lists the REST APIs provided by OBS, including request samples, response samples, and parameter descriptions. It helps you use APIs to conduct secondary development.

SDK Reference

Describes the OBS Software Development Kits (SDKs) in mainstream programming languages such as Java, Python, C, GO, Android, and iOS. SDKs provide parameter details, examples, and FAQs to help you smoothly conduct installation and development.


Offers you the answers to frequently asked questions about OBS.


Videos tutorials about OBS basic functions are provided for your reference.