Object Storage Service
Object Storage Service
Todos os resultados de "
" dentro deste produto
Todos os resultados de "
" dentro deste produto
Visão geral de serviço
Sobre OBS
Vantagens
Cenários de aplicação
Visão geral de funções
Gerenciamento de permissões
Restrições
Serviços relacionados
Conceitos básicos
Objetos
Buckets
Sistema de arquivos paralelos
Chaves de acesso (AK/SK)
Endpoints e nomes de domínio
Região e AZ
Guia de usuário
Antes de começar
Uso de OBS
Acesso a OBS
Visão geral das função
Gerenciamento de permissões
Classes de armazenamento
Gerenciamento de bucket
Visão geral
Criação de um bucket
Listagem de buckets
Visualização de informações de bucket
Gerenciamento de cotas de bucket
Exclusão de buckets
Gerenciamento de objetos
Visão geral do objeto
Criação de uma pasta
Carregamento de um objeto
Download de um objeto
Listagem de objetos
Cópia de objetos
Carregamento de multiparte
Visualização de informações de objetos
Compartilhamento de um arquivo
Compartilhamento de uma pasta
Gerenciamento de metadados de objetos
Restauração de objetos a partir do armazenamento de arquivos
Leitura direta
Exclusão de um objeto
Cancelamento da exclusão de um objeto
Gerenciamento de fragmentos
Sistema de arquivos paralelos
Processamento de imagens
Gerenciamento do ciclo de vida
Replicação entre regiões
Encriptação do lado do servidor
Hospedagem de site estático
CORS
Vinculação de nome de domínio definido pelo usuário
Volta à fonte
Validação de URL
Tags
Inventário de bucket
Notificação de evento
Registração
Versionamento
Monitoramento
Auditoria
Descompressão online (OBT)
Histórico de alterações
Referência de API
Antes de começar
Visão geral
Chamada de API
Endpoints
Conceitos básicos
Visão geral de API
Chamada das API
Construção de uma solicitação
Autenticação
Autenticação de assinatura de usuário
Autenticação de assinatura em um cabeçalho
Autenticação de assinatura em um URL
Autenticação de assinatura realizada na tabela carregada por meio de um navegador
Geradores de assinatura
Valores retornados
Introdução
Criação de um bucket
Listagem de buckets
Carregamento de um objeto
As API
Operações em buckets
Listagem de buckets
Criação de um bucket
Listagem de objetos em um bucket
Obtenção de metadados de um bucket
Obtenção de localização de um bucket
Exclusão de buckets
Configurações avançadas de bucket
Configuração de uma política de bucket
Obtenção das informações de política de um bucket
Exclusão de uma política de bucket
Configuração de uma ACL de bucket
Obtenção das informações de ACL de um bucket
Configuração de registração para um bucket
Obtenção da configuração de registração de um bucket
Configuração de regras de ciclo de vida de um bucket
Obtenção da configuração do ciclo de vida de um bucket
Exclusão das regras do ciclo de vida
Configuração do versionamento para um bucket
Obtenção do status de versionamento do bucket
Configuração da notificação de evento para um bucket
Obtenção da configuração de notificação de eventos de um bucket
Configuração da classe de armazenamento para um bucket
Obtenção das informações da classe de armazenamento de um bucket
Configuração da replicação entre regiões para um bucket
Obtenção da configuração de replicação entre regiões de um bucket
Exclusão da configuração de replicação entre regiões de um bucket
Configuração de tags para um bucket
Obtenção de tags de um bucket
Exclusão de tags
Configuração da cota de armazenamento de um bucket
Consulta da cota de armazenamento de um bucket
Consulta das informações sobre o espaço usado em um bucket
Configuração de inventários de um bucket
Obtenção de inventários de um bucket
Listagem de inventários de um bucket
Exclusão de inventários de um bucket
Configuração de um nome de domínio personalizado para um bucket
Obtenção do nome de domínio personalizado de um bucket
Exclusão do nome de domínio personalizado de um bucket
Configuração da encriptação de um bucket
Obtenção da configuração de encriptação de um bucket
Exclusão da configuração de encriptação de um bucket
Definição da política de leitura direta para objetos de Arquivo em um bucket
Obtenção da política de leitura direta para objetos de Arquivo em um bucket
Exclusão da política de leitura direta para objetos de Arquivo em um bucket
Configuração de regras de volta à fonte do espelhamento
Obtenção de regras de volta à fonte do espelhamento
Exclusão de regras de volta à fonte do espelhamento
Definição de uma política de descompactação online
Obtenção de uma política de descompactação online
Exclusão de uma política de descompactação online
Hospedagem de site estático
Configuração da hospedagem de site estático para um bucket
Obtenção da configuração de hospedagem de site estático de um bucket
Exclusão da configuração de hospedagem de site estático de um bucket
Configuração CORS de um bucket
Obtenção da configuração CORS de um bucket
Exclusão da configuração CORS de um bucket
OPTIONS Bucket
OPTIONS Objeto
Operações em objetos
Carregamento de objetos - PUT
Carregamento de objetos - POST
Cópia de objetos
Download de objetos
Consulta de metadados de objeto
Exclusão de um objeto
Exclusão de objetos
Restauração de objetos em Arquivo
Anexação de um objeto
Configuração de uma ACL de objeto
Obtenção da configuração ACL de um objeto
Modificação de metadados de um objeto
Modificação de um objeto
Truncamento de um objeto
Renomeação de um objeto
Operações em carregamento de multiparte
Listagem das tarefas de multiparte inicializadas em um bucket
Inicialização de uma tarefa de multiparte
Carregamento de multiparte
Carregamento de uma parte de um objeto - copiar
Listagem das partes carregadas de um objeto
Mescla das partes em um objeto completo
Cancelamento de uma tarefa de carregamento de multiparte
Encriptação do lado do servidor
Visão geral da encriptação do lado do servidor
Encriptação do lado do servidor (SSE-KMS)
Encriptação do lado do servidor (SSE-C)
Operações de API relacionadas à encriptação do lado do servidor
Permissões e ações suportadas
Introdução
Ações relacionadas a bucket
Ações relacionadas a objetos
Apêndices
Códigos de status
Códigos de erro
Obtenção de chaves de acesso (AK/SK)
Obtenção do ID da conta e do ID de usuário
Consistência de operações simultâneas
Histórico de alterações
Primeiros passos
Processo geral
Passo 1: fazer preparações
Passo 2: obter chaves de acesso (AK e SK)
Passo 3: obter pontos de extremidade
Passo 4: baixar e inicializar as ferramentas
Passo 5: criar um bucket
Passo 6: carregar um objeto
Passo 7: baixar um objeto
História de mudanças
Perguntas frequentes
Noções básicas do OBS
Como começar a usar o OBS?
Como obter um ponto de extremidade do OBS?
Quais são as vantagens do armazenamento de objetos em relação ao armazenamento SAN e NAS?
Quais tipos de dados podem ser armazenados no OBS?
Quantos dados posso armazenar no OBS?
O OBS suporta monitoramento de tráfego?
As pastas no OBS podem ser usadas da mesma maneira que em um sistema de arquivos?
Onde os dados são armazenados no OBS?
Como determinar em qual região armazenar meus dados?
O OBS suporta acesso via HTTPS?
Outros usuários podem acessar meus dados armazenados no OBS?
O OBS oferece suporte à transferência de dados retomável?
O OBS oferece suporte para upload em lote?
O OBS oferece suporte para download em lote?
O OBS oferece suporte à exclusão em lote de objetos?
Quais são os fatores que afetam a velocidade de upload e download do OBS?
Por que alguns dos meus dados armazenados no OBS foram perdidos?
Dados excluídos podem ser recuperados?
Haverá dados restantes no OBS depois que excluir um objeto?
O que fazer se meu acesso ao nome de domínio do OBS falhar devido a uma falha de conexão de certificado da AC?
Quais são as diferenças entre OBS, EVS e SFS?
Por que um alarme é reportado quando acesso um URL do OBS?
How Do I Determine Whether I Am Accessing OBS over an Intranet?
O desempenho do meu bucket será afetado pelos serviços de outros usuários?
Cobrança
Como comprar OBS?
Por que o OBS ainda está indisponível, mesmo que minha conta esteja recarregada e não haja contas pendentes?
Por que meu bucket gera taxas de armazenamento mesmo que não haja objetos nele?
Por que ainda estou sendo cobrado pelo tráfego de pull usado pela aceleração da CDN quando já tenho um pacote de tráfego de pull?
Por que ainda estou sendo cobrado depois de comprar um pacote de recursos?
Para que serve um pacote de armazenamento Standard (multi-AZ)?
Preciso comprar um pacote de tráfego de saída da Internet se já tiver um pacote de tráfego de pull?
Por que meu bucket gera tráfego quando não há objetos nele?
Como as solicitações são contadas?
Preciso comprar um pacote de recursos? Posso aplicar um pacote a um bucket específico?
Posso cancelar a assinatura ou modificar um pacote de recursos?
Posso comprar solicitações?
Os sistemas de arquivos paralelos oferecem suporte aos pacotes de recursos?
Quais tipos de pacotes de recursos redefinirão sua cota por mês e quais tipos não?
A cota restante do pacote em um determinado mês será transportada para o mês seguinte?
O que fazer se meu pacote de recursos expirar?
Minha gravação de dados será restrita quando meu pacote do OBS for esgotado?
Controle de acesso
Como controlar o acesso ao OBS?
Quais são as diferenças entre o uso de uma permissão do IAM e uma política de bucket no controle de acesso?
Qual é a relação entre uma política de bucket e uma política de objeto?
Por que a mensagem "Access denied" ainda aparece depois que as permissões do sistema do OBS foram atribuídas pelo IAM?
Por que a mensagem "Access denied" aparece depois que me foram concedidas as permissões de leitura e gravação para um bucket?
Por que não posso acessar OBS (403 AccessDenied) depois de ser concedido com a permissão de acesso do OBS?
Como controlar o acesso às pastas em um bucket do OBS?
Como verificar se minha política de bucket é privada, leitura pública ou leitura e gravação pública?
Buckets e objetos
Por que não consigo criar um bucket?
Por que não consigo carregar um objeto?
Por que não consigo baixar um objeto?
Por que não consigo excluir um bucket?
Por que não consigo acessar um objeto por meio de seu URL?
Qual é a relação entre classes de armazenamento de bucket e classes de armazenamento de objeto?
Posso renomear um objeto?
Posso modificar a região de um bucket?
Posso copiar um arquivo entre buckets?
Posso mover um arquivo entre buckets?
Posso editar objetos no OBS on-line?
Como obter o caminho de acesso a um objeto?
Por que não consigo encontrar certos objetos em um bucket quando pesquisei por eles?
Como visualizar objetos no OBS em um navegador on-line?
O que fazer se uma mensagem de erro for exibida quando usar Internet Explorer para acessar um URL de objeto que contém caracteres chineses?
Com a aceleração da CDN ativada, por que os objetos no meu bucket do OBS são baixados diretamente quando os acessar?
Por que um erro é relatado mesmo que o CORS tenha sido configurado?
Como visualizar o tamanho de uma pasta em um bucket?
Como excluir em lote um grande número de objetos de um bucket ou esvaziar um bucket?
Como alterar o projeto empresarial onde meu bucket pertence?
Ferramentas
Ao baixar uma pasta usando obsutil, a velocidade de download diminui após o progresso do download da pasta atingir 90%
Com o obsutil, o download de um arquivo falha após o progresso do download atingir 99%
Upload e download lentos através do obsutil
Como usar o comando obsutil cp para ativar upload, download ou replicação incrementais?
Posso montar meu sistema de arquivos paralelo em um servidor Windows?
APIs e SDKs
Quais são as diferenças entre os métodos de upload PUT e POST?
Falha com o SDK do OBS ao carregar um arquivo com mais de 5 GB
O que fazer quando a mensagem de erro "okhttp3.RequestBody.create(java.lang.String,okhttp3.MediaType)" é exibida para o SDK de Java?
Um upload append é compatível com o mecanismo de bloqueio para operações simultâneas?
Por que as assinaturas não combinam?
Segurança
Como a segurança de dados é garantida no OBS?
O OBS verifica meus dados para outros fins?
Os engenheiros de fundo podem exportar meus dados do OBS?
Como o OBS impede que meus dados sejam roubados?
Um par de AK e SK pode ser substituído quando eles estão sendo usados para acessar o OBS?
Um par de AK e SK pode ser usado por vários usuários para acessar o OBS?
Posso recuperar dados do OBS depois que ele é excluído ou substituído?
Durabilidade e disponibilidade
Como são a durabilidade e a disponibilidade do OBS?
Quais são as diferenças entre o modo AZ única e o modo multi-AZ no OBS?
Quais técnicas de armazenamento de redundância o OBS usa?
Migração e backup de dados
Como migrar dados para o OBS?
Como o OBS implementa backup e recuperação de desastres?
Como migrar dados entre o SFS e o OBS?
Como usar o gerenciamento de fragmentos?
Por que os fragmentos são gerados?
Como gerenciar fragmentos?
Como usar o controle de versão?
Posso carregar um objeto para uma pasta onde um objeto homônimo já existe?
Posso recuperar um objeto excluído?
Como usar tags?
Posso procurar um bucket por tag?
O que posso fazer com as tags?
Como usar o gerenciamento do ciclo de vida?
Quais são os cenários de aplicações do gerenciamento do ciclo de vida?
Como usar a hospedagem de site estático?
O OBS pode hospedar meus sites estáticos?
Quais tipos de sites são adequados para a hospedagem de sites estáticos no OBS?
Como obter o endereço de hospedagem de site estático de um balde?
Como usar a replicação entre regiões?
Quais são os cenários de aplicações da replicação entre regiões?
Será uma deleção de objeto em um bucket de origem sincronizada com o bucket de destino?
Por que os objetos não são copiados para o bucket de destino após a regra de replicação entre regiões ter sido criada?
Como gerenciar nomes de domínio?
Por que a mensagem "NoSuchBucket" é exibida ao usar um nome de domínio definido pelo usuário para acessar um bucket que pode ser acessado pelo nome de domínio do OBS?
Qual é a relação entre nomes de bucket do OBS e nomes de domínio do OBS?
Monitoramento
Why Can't I Find the Statistics on OBS 5XX Status Codes on Cloud Eye?
What's New
Function Overview
Product Notices
Notice on Setting Bucket Policies or ACLs to Private By Default During OBS Bucket Creation on Huawei Cloud
Billing
Billing Overview
Billing Items
Storage Space
Requests
Data Transfer
Data Retrievals
Data Processing
Billing in Special Scenarios
Billing Modes
Overview
Pay-per-Use Billing
Yearly/Monthly (Resource Packages)
Resource Package Overview
Resource Package Purchase
Purchase of Additional Resource Packages
Viewing Resource Package Details
Billing Examples
Billing Mode Changes
Renewing Subscriptions
Manually Renewing a Resource Package
Auto-renewing a Resource Package
Overview
Bills
Arrears
Billing Termination
Billing FAQ
User Guide
Accessing OBS
Storage Class
Overview
Configuring a Storage Class
Changing the Storage Classes of Buckets and Objects
Bucket Management
Bucket Overview
Creating a Bucket
Replicating Settings from an Existing Bucket
Listing Buckets
Viewing Bucket Information
Managing Bucket Quotas
Viewing Bucket Usage Statistics
Adding Tags to a Bucket
Deleting a Bucket
Object Management
Object Overview
Uploading an Object
Upload Overview
Streaming Upload (PUT)
Browser-based Upload (POST)
Multipart Upload
Resumable Upload
Appendable Upload
Authorizing a Third Party to Upload Objects
Checking the Upload Progress
Downloading an Object
Limiting Download Speed By Single-Connection Bandwidth Throttling
Previewing Objects
Object Management
Listing Objects
Copying Objects
Configuring and Viewing Object Metadata
Sharing an Object
Sharing Objects with Anonymous Users Using URLs
Restoring Archive or Deep Archive Objects
Direct Reading Archive Objects
Adding Tags to an Object
Deleting Objects
Deleting an Object
Undeleting an Object
Deleting Fragments
Managing Folders
Creating a Folder
Sharing a Folder
Analyzing a Folder
Permissions Control
Configuring IAM permissions
Creating an IAM User and Granting OBS Permissions
OBS Custom Policies
OBS Resources
OBS Request Conditions
Configuring a Bucket Policy
Creating a Bucket Policy with a Template
Creating a Custom Bucket Policy (Visual Editor)
Creating a Custom Bucket Policy (JSON View)
Replicating Bucket Policies
Configuring an Object Policy
Configuring a Bucket ACL
Configuring an Object ACL
Data Security
Server-Side Encryption
Versioning
Configuring WORM to Protect Objects from Being Overwritten or Deleted
Configuring CORS to Allow Cross-Origin Access to OBS
Configuring URL Validation to Prevent Unauthorized Access to Your Data
Block Public Access
Domain Name Management
Overview of Bucket Domain Names
Accessing a Bucket Using a User-Defined Domain Name
Accessing a Bucket Using a CDN Acceleration Domain Name
Data Management
Lifecycle Management
Overview of Lifecycle Management
Rules for Auto-deleting and Transitioning Objects Through Lifecycle Rules
Creating a Lifecycle Rule
Lifecycle Configuration Examples
Lifecycle Configuration Elements
Bucket Inventories
Event Notifications
Using Mirroring-Based Back to Source to Retrieve Data
Static Website Hosting
Redirecting Requests
Cross-Region Replication
Data Processing
Image Processing
Overview
Notes and Constraints
Basic Concepts
Using Image Processing on OBS Console
Using Image Processing with APIs
Getting Information About an Image
Getting the Average RGB Value of an Image
Setting Image Effects
Resizing Images
Rotating Images
Cropping Images
Watermarking Images
Converting Formats and Interlacing Images
Changing Image Quality
Slimming Images
Image Processing Persistency
Removing Image Metadata
Ignoring Errors and Returning Original Images
Online Decompression
Monitoring and Logging
Using Cloud Eye to Monitor OBS Buckets
Monitoring OBS
OBS Monitoring Metrics
Using CTS to Audit OBS
Using Logging to Record OBS Logs
Parallel File System
Parallel File System Overview
Parallel File System Features
Constraints of PFS
Creating a Parallel File System
Permissions Configuration Guide
Differences Between OBS Permissions Control Methods
OBS Access Control at a Glance
Permission Control Methods
IAM Permissions
Bucket Policies
ACLs
Access Requests
Accessing OBS Using Permanent Access Keys
Accessing OBS Using Temporary Access Keys
Accessing OBS Using a Temporary URL
Accessing OBS Using an IAM Agency
Permission Configuration in Typical Scenarios
Typical Permissions Scenarios
Granting Permissions to an IAM User Under the Current Account
Granting an IAM User the Permissions to Create and List Buckets
Granting an IAM User the Read/Write Permission on a Bucket
Granting an IAM User the Specified Permissions for a Bucket
Granting an IAM User the Read Permissions on Specific Objects
Granting an IAM User the Specified Permissions on Specified Objects
Granting Permissions to Multiple IAM Users or User Groups Under the Current Account
Granting IAM User Groups All Permissions for All OBS Resources
Granting IAM User Groups Basic Permissions for All OBS Resources
Granting IAM User Groups the Specified Permissions for All OBS Resources
Granting IAM User Groups the Specified Permissions for Certain OBS Resources
Granting IAM User Groups the Specified Permissions for a Folder
Granting Permissions to Other Accounts
Granting Other Accounts the Read/Write Permission for a Bucket
Granting Other Accounts the Specified Permissions for a Bucket
Granting IAM Users Under an Account the Access to a Bucket and the Resources in It
Granting Other Accounts the Read Permission for Certain Objects
Granting Other Accounts the Specified Permissions for Certain Objects
Granting Permissions to All Accounts
Granting All Accounts the Public Read Permission for a Bucket
Granting All Accounts the Read Permission for a Directory
Granting All Accounts the Read Permission for Certain Objects
Temporarily Sharing Objects with All Accounts
Granting Temporary Access to OBS
Allowing IAM Users to View Only Authorized Buckets
Restricting Access to a Bucket for Specific IP Addresses
Best Practices for Enterprise Data Access Control
Access Management on Department Public Data
Data Sharing Among Departments/Projects
Authorizing Business Departments with Independent Resource Permissions
Isolating Bucket Resources Between Business Departments
FAQs
Appendix
Bucket Policy Parameters
Relationship Between Bucket Policies and Bucket ACLs
Tools Guide
OBS Tools
OBS Browser+
Introduction
OBS Browser+ Function Overview
Downloading OBS Browser+
Installing OBS Browser+
Logging In to OBS Browser+
Basic Bucket Operations
Creating a Bucket
Searching for a Bucket
Viewing a Bucket's Basic Information
Managing Fragments
Deleting a Bucket
Advanced Bucket Settings
Bucket ACLs
Overview
Configuring a Bucket ACL
Configuring a Lifecycle Rule
Bucket Policies
Overview
Configuring a Bucket Policy
External Bucket Adding
Overview
Adding an External Bucket
Object Operations
Creating a Folder
Uploading a File or Folder
Searching for a File or Folder
Downloading a File or Folder
Copying a File or Folder
Moving a File or Folder
Deleting a File or Folder
Sharing a File or Folder
Restoring a File or Folder
Task Management
Managing Running and Queued Tasks
Managing Suspended Tasks
Managing Completed Tasks
Managing Tasks Being Restored
Managing Failed Tasks
Best Practices
Drag-and-Drop Upload
Folder Sharing
Background Running
Auto Upload
Optimizing the Upload and Download Performance
FAQs
Where Can I Obtain Access Keys (AK and SK)?
Where Can I Obtain an IAM User ID?
Can I Install Two OBS Browser+ Tools from Different Sites in One System?
What Are the Differences Between OBS Browser+ and OBS Browser?
Does OBS Browser+ Support the Migration of Account and Task Information from OBS Browser?
Why Does the Task Processing Speed Slow After the Number of Tasks Exceeds a Million?
Why Are the Displayed Number of Objects and Used Storage Capacity Different from the Actual Number of Objects and Storage Capacity?
Why Is the Deliver Attribute Configured Using an SDK Overwritten to False After I Configure a Bucket ACL on OBS Browser+?
What If "Login request denied." Is Displayed When I Try to Log In to OBS Browser+ Using an Account?
What If "Failed to obtain the user token from IAM." Is Displayed When I Try to Log In to OBS Browser+ Using an Account?
What If Message "Incorrect Account or Password" Is Displayed When I Try to Log In to OBS Browser+ Using an Account?
Will Incremental Upload Be Used in Auto Upload Tasks?
How Can I Permanently Share Files or Folders with Other Users?
How Can I Access a Specific Bucket or Directory?
Can I Cancel the Directory Sharing After a Directory Has Been Shared with Others?
Can I Query the Number and Size of Files in a Folder?
How Do I Troubleshoot a DNS Resolution Failure?
Can OBS Browser+ List Objects with Special Characters in Their Names?
Why Are Objects Always in the Restoring State?
Uninstalling OBS Browser+
obsutil
obsutil Introduction
Downloading and Installing obsutil
Getting Started
Preparing the Environment
Initializing the Configuration
Quick Start
Bucket Commands
Creating a Bucket
Listing Buckets
Querying Bucket Properties
Setting Bucket Properties
Deleting a Bucket
Configuring a Bucket Policy
Obtaining a Bucket Policy
Deleting a Bucket Policy
Object Commands
Creating a Folder
Uploading an Object
Querying Object Properties
Setting Object Properties
Listing Objects
Copying an Object
Moving an Object
Downloading an Object
Generating the Download Link of an Object
Deleting an Object
Synchronously Uploading Incremental Objects
Synchronously Copying Incremental Objects
Synchronously Downloading Incremental Objects
Restoring Objects from the Archive Storage
Resuming a Failed Upload Task
Resuming a Failed Copy Task
Resuming a Failed Download Task
Listing Multipart Upload Tasks
Deleting a Multipart Upload Task
Creating an Authorization Code for Directory Sharing
Listing Objects by Using an Authorization Code
Downloading Objects by Using an Authorization Code
Auxiliary Commands
Updating a Configuration File
Deleting Part Records
Viewing Command Help Information
Querying the Version Number
Archiving Log Files
Listing Failure Result Files
Common Examples
Upload
Synchronous Upload
Download
Synchronous Download
Copy
Synchronous Copy
Listing
Listing Multipart Upload Tasks
Deleting All Multipart Upload Tasks in a Bucket
Fault Locating
Overview
Log Files
Result Lists
Return Codes
Best Practices
Using the obsutil help Command to Search for Functions
Configuring Scheduled Tasks Using the Crontab Command
Setting obsutil Commands as Built-in Commands
Configuring Auto Obtaining of Access Keys for obsutil
Fine-Tuning obsutil Performance
Using obsutil for Resumable Data Transfer
Using obsutil to Upload a Symbolic Link
Configuring an HTTP Proxy for obsutil
Using obsutil to Share Directories
Using obsutil to Replicate Data Across Regions on the Client Side
Limiting the Upload and Download Rate for obsutil
FAQs
After Some Files Are Deleted in My Local Directory, Can obsutil Synchronously Delete Them from the Bucket?
Can I Use obsutil to Directly Save a Listing Result to a Local File?
Why Is the Size of Objects Queried by obsutil Inconsistent with That on OBS Console?
How Can I Find Out Why Some Tasks in a Batch Task Failed?
How Can I Locate and Rectify I/O Timeout and EOF Errors?
Why Is a Question Mark Displayed in the Batch Task Progress Bar?
Can Multiple config Files Be Placed in One Directory?
Why Is the Number of Objects I Downloaded from OBS to My Local Windows PC Different from That in OBS?
Can I Rename an Object or a Folder?
Configuration Parameters
obsfs
Introduction to obsfs
Environment Preparation
Resource Preparation
Method 1: Downloading and Installing obsfs
Method 2: Generating obsfs by Compilation
Initializing obsfs
Operation Guide
Mounting a Parallel File System
Unmounting a Parallel File System
FAQs
Troubleshooting
Failures in Mounting a Parallel File System
Failure in Unmounting a Parallel File System
Related Operations
libfuse Installation Guide
Best Practices
Overview
Uploading Data to OBS
Using the PostObject API to Upload Data from a Web Client to OBS
Uploading Data from Mobile Apps to OBS
Overview of the Solution to Uploading Data from Mobile Apps to OBS
Using a Temporary Security Credential to Upload Data to OBS
Using a Presigned URL to Upload Data to OBS
Uploading Data from Mini Programs to OBS
Migrating Data to OBS
Migrating Local Data to OBS
Using Backup Software to Back Up Local Data to OBS
Migrating Data from a Third-Party Vendor to OBS
Migrating Data Between OBS Buckets
Accessing Data Stored in OBS
Accessing OBS from an ECS over the Intranet
Overview of the Solution to Accessing OBS from an ECS over the Intranet
Using OBS Browser+ on a Windows ECS to Access OBS over the Intranet
Using obsutil on a Linux ECS to Access OBS over the Intranet
Accessing OBS Through an NGINX Reverse Proxy
Using a User-Defined Domain Name to Host a Static Website
Verifying Data Consistency
Suggestions on OBS Security Configuration
Suggestions on OBS Performance Optimization
Using OBS to Decouple Storage from Compute in Big Data Scenarios
Overview of the Solution to Using OBS to Decouple Storage from Compute in Big Data Scenarios
Process
Connecting Big Data Platforms to OBS
Supported Big Data Platforms
Connecting MRS to OBS
Connecting Cloudera CDH to OBS
Connecting Hortonworks HDP to OBS
Connecting OBS to Big Data Components
Supported Big Data Components
Connecting Hadoop to OBS
Connecting Hive to OBS
Connecting Spark to OBS
Connecting Presto to OBS
Connecting Flume to OBS
Connecting DataX to OBS
Connecting Druid to OBS
Connecting Flink to OBS
Connecting Logstash to OBS
Migrating HDFS Data to OBS
SDK Reference
SDK Overview
SDK Function Matrices
Python
Before You Start (SDK for Python)
API Overview of OBS SDK for Python
Preparations (SDK for Python)
Downloading and Installing OBS SDK for Python
Getting Started with OBS SDK for Python
Initialization (SDK for Python)
Initializing an Instance of ObsClient (SDK for Python)
Initializing a BucketClient Instance (SDK for Python)
Log Initialization (SDK for Python)
SDK Common Results (SDK for Python)
Bucket-Related APIs (SDK for Python)
Creating a Bucket (SDK for Python)
Obtaining a Bucket List (SDK for Python)
Checking Whether a Bucket Exists (SDK for Python)
Deleting a Bucket (SDK for Python)
Listing Objects in a Bucket (SDK for Python)
Listing Object Versions in a Bucket (SDK for Python)
Obtaining Bucket Metadata (SDK for Python)
Obtaining the Region of a Bucket (SDK for Python)
Obtaining Storage Information of a Bucket (SDK for Python)
Configuring a Storage Quota (SDK for Python)
Obtaining a Bucket Storage Quota (SDK for Python)
Configuring a Storage Class for a Bucket (SDK for Python)
Obtaining the Storage Class of a Bucket (SDK for Python)
Configuring a Bucket ACL (SDK for Python)
Obtaining a Bucket ACL (SDK for Python)
Configuring Logging for a Bucket (SDK for Python)
Obtaining the Logging Configuration of a Bucket (SDK for Python)
Configuring a Bucket Policy (SDK for Python)
Obtaining the Policy of a Bucket (SDK for Python)
Deleting a Bucket Policy (SDK for Python)
Configuring Lifecycle Rules for a Bucket (SDK for Python)
Obtaining the Lifecycle Configuration of a Bucket (SDK for Python)
Deleting the Lifecycle Configuration of a Bucket (SDK for Python)
Configuring Static Website Hosting for a Bucket (SDK for Python)
Obtaining Static Website Hosting for a Bucket (SDK for Python)
Deleting Static Website Hosting for a Bucket (SDK for Python)
Configuring Versioning for a Bucket (SDK for Python)
Obtaining the Versioning Status of a Bucket (SDK for Python)
Configuring CORS for a Bucket (SDK for Python)
Obtaining the CORS Configuration of a Bucket (SDK for Python)
Deleting the CORS Configuration of a Bucket (SDK for Python)
Configuring Tags for a Bucket (SDK for Python)
Obtaining Bucket Tags (SDK for Python)
Deleting Bucket Tags (SDK for Python)
Configuring BPA for a Bucket (SDK for Python)
Obtaining the BPA Configuration of a Bucket (SDK for Python)
Deleting the BPA Configuration of a Bucket (SDK for Python)
Obtaining the Public Access Status of a Bucket Policy (SDK for Python)
Obtaining the Public Access Status of a Bucket (SDK for Python)
Object-Related APIs (SDK for Python)
Object Upload Overview (SDK for Python)
Uploading Objects - Text-Based (SDK for Python)
Uploading an Object - Streaming (SDK for Python)
Uploading an Object - File-Based (SDK for Python)
Uploading an Object - Append (SDK for Python)
Uploading an Object - Resumable (SDK for Python)
Obtaining the Upload Progress (SDK for Python)
Uploading an Object - Browser-Based (SDK for Python)
Object Download Overview (SDK for Python)
Downloading an Object - Binary (SDK for Python)
Downloading an Object - Streaming (SDK for Python)
Downloading an Object - File-Based (SDK for Python)
Downloading an Object - Range-Based (SDK for Python)
Downloading an Object - Resumable (SDK for Python)
Downloading an Object - Obtaining the Download Progress (SDK for Python)
Uploading an Object - Creating a Folder (SDK for Python)
Copying an Object (SDK for Python)
Deleting an Object (SDK for Python)
Batch Deleting Objects (SDK for Python)
Obtaining Object Metadata (SDK for Python)
Modifying Object Metadata (SDK for Python)
Configuring an Object ACL (SDK for Python)
Obtaining an Object ACL (SDK for Python)
Restoring an Archive Object (SDK for Python)
APIs Related to Multipart Upload (SDK for Python)
Multipart Upload Overview (SDK for Python)
Initiating a Multipart Upload (SDK for Python)
Uploading a Part (SDK for Python)
Listing Uploaded Parts (SDK for Python)
Listing Multipart Uploads (SDK for Python)
Assembling Parts (SDK for Python)
Copying a Part (SDK for Python)
Aborting a Multipart Upload (SDK for Python)
Client-Side Encryption APIs (SDK for Python)
Introduction (SDK for Python)
Client-Side Encryption (SDK for Python)
Other APIs (SDK for Python)
Creating a Signed URL (SDK for Python)
Generating Authentication Parameters for Browser-Based Uploads (SDK for Python)
Server-Side Encryption (SDK for Python)
Static Website Hosting (SDK for Python)
User-defined Header (SDK for Python)
Troubleshooting (SDK for Python)
HTTP Status Codes (SDK for Python)
OBS Server-Side Error Codes (SDK for Python)
Log Analysis (SDK for Python)
FAQs (SDK for Python)
How Do I Make an Object Accessible to Anonymous Users? (SDK for Python)
How Can I Obtain the AK and SK? (SDK for Python)
How Do I Obtain an Object URL? (Python SDK)
How Do I Improve the Uploading Speed of Large Files over the Public Network? (SDK for Python)
How Do I Specify Content-SHA256? (SDK for Python)
Why Does the SDK Source Code Contain acs.amazonaws.com? (SDK for Python)
Setting an Object Expiration Time (SDK for Python)
What Is Content-Type (MIME)? (Python SDK)
How Do I Get My Account ID and IAM User ID? (SDK for Python)
Java
Before You Start (SDK for Java)
API Overview (SDK for Java)
Preparations (SDK for Java)
SDK Download and Installation (SDK for Java)
Getting Started (SDK for Java)
Initialization (SDK for Java)
Overview (SDK for Java)
Creating and Configuring an OBS Client (SDK for Java)
Configuring SDK Logging (SDK for Java)
Bucket Management (SDK for Java)
Creating a Bucket (SDK for Java)
Obtaining a Bucket List (SDK for Java)
Deleting a Bucket (SDK for Java)
Checking Whether a Bucket Exists (SDK for Java)
Obtaining Bucket Metadata (SDK for Java)
Setting a Bucket ACL (SDK for Java)
Obtaining a Bucket ACL (SDK for Java)
Configuring a Bucket Policy (SDK for Java)
Obtaining the Policy of a Bucket (SDK for Java)
Deleting a Bucket Policy (SDK for Java)
Obtaining the Region of a Bucket (SDK for Java)
Obtaining Storage Information of a Bucket (SDK for Java)
Configuring a Storage Quota (SDK for Java)
Obtaining a Bucket Storage Quota (SDK for Java)
Configuring a Storage Class for a Bucket (SDK for Java)
Obtaining the Storage Class of a Bucket (SDK for Java)
Configuring BPA for a Bucket (SDK for Java)
Obtaining the BPA Configuration of a Bucket (SDK for Java)
Deleting the BPA Configuration of a Bucket (SDK for Java)
Obtaining the Public Access Status of a Bucket Policy (SDK for Java)
Obtaining the Public Access Status of a Bucket (SDK for Java)
Bucket Inventory (SDK for Java)
Configuring an Inventory Rule (SDK for Java)
Obtaining an Inventory Rule (SDK for Java)
Listing Inventory Rules (SDK for Java)
Deleting an Inventory Rule (SDK for Java)
Parallel File System Management (SDK for Java)
Creating a Parallel File System (SDK for Java)
Listing Parallel File Systems (SDK for Java)
Listing Objects in a Parallel File System (SDK for Java)
Modifying an Object (SDK for Java)
Renaming an Object (SDK for Java)
Truncating an Object (SDK for Java)
Object Upload (SDK for Java)
Overview (SDK for Java)
Uploading an Object - Streaming (SDK for Java)
Uploading an Object - File-Based (SDK for Java)
Obtaining the Upload Progress (SDK for Java)
Creating a Folder (SDK for Java)
Configuring Object Metadata (SDK for Java)
Multipart Upload (SDK for Java)
Multipart Upload Overview (SDK for Java)
Initiating a Multipart Upload (SDK for Java)
Uploading a Part (SDK for Java)
Assembling Parts (SDK for Java)
Code Example of a Multipart Upload (SDK for Java)
Aborting a Multipart Upload (SDK for Java)
Listing Uploaded Parts (SDK for Java)
Listing Multipart Uploads (SDK for Java)
Configuring Lifecycle Rules (SDK for Java)
Uploading an Object - Append (SDK for Java)
Uploading an Object - Resumable (SDK for Java)
Uploading an Object - Browser-Based (SDK for Java)
Object Download (SDK for Java)
Overview (SDK for Java)
Downloading an Object - Streaming (SDK for Java)
Downloading an Object - Range-Based (SDK for Java)
Obtaining the Download Progress (SDK for Java)
Downloading an Object - Conditional (SDK for Java)
Rewriting Response Headers (SDK for Java)
Obtaining User-defined Metadata (SDK for Java)
Restoring an Archive Object (SDK for Java)
Downloading an Object - Resumable (SDK for Java)
Downloading a Processed Image (SDK for Java)
Creating a Signed URL for Downloading a Processed Image (SDK for Java)
Object Management (SDK for Java)
Configuring Object Metadata (SDK for Java)
Obtaining Object Metadata (SDK for Java)
Configuring an Object ACL (SDK for Java)
Obtaining an Object ACL (SDK for Java)
Listing Objects (SDK for Java)
Deleting an Object (SDK for Java)
Batch Deleting Objects (SDK for Java)
Copying an Object (SDK for Java)
Copying an Object - Multipart (SDK for Java)
Checking Whether an Object Exists (SDK for Java)
Temporarily Authorized Access (SDK for Java)
Accessing OBS Using a Signed URL (SDK for Java)
Versioning (SDK for Java)
Overview (SDK for Java)
Configuring Versioning for a Bucket (SDK for Java)
Obtaining the Versioning Status of a Bucket (SDK for Java)
Obtaining an Object Version (SDK for Java)
Copying an Object Version (SDK for Java)
Restoring a Specific Archive Object Version (SDK for Java)
Listing Object Versions (SDK for Java)
Setting an ACL for an Object Version (SDK for Java)
Obtaining the ACL of an Object Version (SDK for Java)
Deleting an Object Version (SDK for Java)
Batch Deleting Object Versions (SDK for Java)
Lifecycle Management (SDK for Java)
Overview (SDK for Java)
Setting Lifecycle Rules (SDK for Java)
Obtaining Lifecycle Rules (SDK for Java)
Deleting Lifecycle Rules (SDK for Java)
Cross-Origin Resource Sharing (SDK for Java)
Overview (SDK for Java)
Configuring a CORS Rule (SDK for Java)
Obtaining a CORS Rule (SDK for Java)
Deleting a CORS Rule (SDK for Java)
Logging (SDK for Java)
Overview (SDK for Java)
Configuring Logging for a Bucket (SDK for Java)
Obtaining the Logging Configuration of a Bucket (SDK for Java)
Static Website Hosting (SDK for Java)
Overview (SDK for Java)
Hosting Website Files in a Bucket (SDK for Java)
Configuring Static Website Hosting (SDK for Java)
Obtaining Static Website Hosting Configurations (SDK for Java)
Deleting Static Website Hosting Configurations (SDK for Java)
Bucket Tag Management (SDK for Java)
Overview (SDK for Java)
Configuring Tags for a Bucket (SDK for Java)
Obtaining Bucket Tags (SDK for Java)
Deleting Bucket Tags (SDK for Java)
Server-Side Encryption (SDK for Java)
Overview (SDK for Java)
Server-Side Encryption APIs (SDK for Java)
Code Examples for Server-Side Encryption (SDK for Java)
Client-Side Encryption (SDK for Java)
Overview (SDK for Java)
Client-Side Encryption APIs (SDK for Java)
Fault Locating (SDK for Java)
Methods (SDK for Java)
Resolving Dependency Missing or Conflicts (SDK for Java)
Other Notable Issues (SDK for Java)
Troubleshooting (SDK for Java)
HTTP Status Codes (SDK for Java)
OBS Server-side Error Codes (SDK for Java)
SDK Exceptions (SDK for Java)
SDK Common Response Headers (SDK for Java)
Log Analysis (SDK for Java)
FAQs (SDK for Java)
Can I Use This Document for Union SDK?
How Can I Set an Object to Be Accessible to Anonymous Users? (SDK for Java)
What Is the Retry Mechanism of SDK? (SDK for Java)
How Do I Obtain the Static Website Access Address of a Bucket? (Java SDK)
How Do I Obtain an Object URL? (Java SDK)
How to Improve the Speed of Uploading Large Files over the Public Network? (SDK for Java)
How Can I Perform a Multipart Upload? (SDK for Java)
How Can I Perform a Download in Multipart Mode? (Java SDK)
How Do I Confirm that an Upload is Successful If I Upload an Object to Overwrite an Existing Object with the Same Name in a Bucket? (SDK for Java)
How Do I Download an Encrypted Object Using a URL? (SDK for Java)
How Do I Generate an SSE-C Encryption Key?
How Do I Obtain the Security Token? (Java SDK)
Does the SDK Support Uploading, Downloading, or Copying Objects in a Batch? (Java SDK)
How Do I Specify Content-SHA256?
Why Does the SDK Source Code Contain acs.amazonaws.com? (Java SDK)
What Is Content-Type (MIME)? (Java SDK)
How Do I Get My Account ID and User ID?
Go
Before You Start (SDK for Go)
API Overview of OBS SDK for Go
Preparations (SDK for Go)
Downloading and Installing OBS SDK for Go
Getting Started with OBS SDK for Go
Initializing OBS SDK for Go
obsClient Initialization (OBS SDK for Go)
Log Initialization (SDK for Go)
Custom Errors of OBS SDK for Go
Buckets (SDK for Go)
Bucket API Overview (SDK for Go)
Creating a Bucket (SDK for Go)
Obtaining a Bucket List (SDK for Go)
Checking Whether a Bucket Exists (SDK for Go)
Deleting a Bucket (SDK for Go)
Listing Objects in a Bucket (SDK for Go)
Listing Object Versions in a Bucket (SDK for Go)
Obtaining Bucket Metadata (SDK for Go)
Obtaining the Region of a Bucket (SDK for Go)
Obtaining Storage Information of a Bucket (SDK for Go)
Configuring a Storage Quota (SDK for Go)
Obtaining a Bucket Storage Quota (SDK for Go)
Configuring Storage Class for a Bucket (SDK for Go)
Obtaining the Storage Class of a Bucket (SDK for Go)
Configuring a Bucket ACL (SDK for Go)
Obtaining the Bucket ACL (SDK for Go)
Configuring Logging for a Bucket (SDK for Go)
Obtaining the Logging Configuration of a Bucket (SDK for Go)
Configuring a Bucket Policy (SDK for Go)
Obtaining the Policy of a Bucket (SDK for Go)
Deleting a Bucket Policy (SDK for Go)
Configuring Lifecycle Rules for a Bucket (SDK for Go)
Obtaining the Lifecycle Configuration of a Bucket (SDK for Go)
Deleting the Lifecycle Configuration of a Bucket (SDK for Go)
Configuring Static Website Hosting for a Bucket (SDK for Go)
Obtaining the Static Website Hosting Configuration of a Bucket (SDK for Go)
Deleting the Static Website Hosting Configuration of a Bucket (SDK for Go)
Configuring Versioning for a Bucket (SDK for Go)
Obtaining the Versioning Status of a Bucket (SDK for Go)
Configuring CORS for a Bucket (SDK for Go)
Obtaining the CORS Configuration of a Bucket (SDK for Go)
Deleting the CORS Configuration of a Bucket (SDK for Go)
Configuring Tags for a Bucket (SDK for Go)
Obtaining Bucket Tags (SDK for Go)
Deleting Bucket Tags (SDK for Go)
Configuring Bucket Encryption (SDK for Go)
Obtaining the Bucket Encryption Configuration (SDK for Go)
Deleting the Bucket Encryption Configuration (SDK for Go)
Configuring a Custom Domain Name for a Bucket (SDK for Go)
Obtaining the Custom Domain Name of a Bucket (SDK for Go)
Deleting the Custom Domain Name of a Bucket (SDK for Go)
Parallel File System APIs (SDK for Go)
Creating a Parallel File System (SDK for Go)
Listing Parallel File Systems (SDK for Go)
Listing Objects in a Parallel File System (SDK for Go)
Renaming an Object (SDK for Go)
Objects (SDK for Go)
Object API Overview (SDK for Go)
Object Upload Overview (SDK for Go)
Uploading an Object - Streaming (SDK for Go)
Uploading an Object - File-Based (SDK for Go)
Uploading an Object - Append (SDK for Go)
Uploading an Object - Resumable (SDK for Go)
Object Download Overview (SDK for Go)
Downloading an Object - Streaming (SDK for Go)
Downloading an Object - Range-Based (SDK for Go)
Downloading an Object - Conditional (SDK for Go)
Downloading an Object - Resumable (SDK for Go)
Creating a Folder (SDK for Go)
Copying an Object (SDK for Go)
Deleting an Object (SDK for Go)
Batch Deleting Objects (SDK for Go)
Configuring Object Metadata (SDK for Go)
Obtaining Object Metadata (SDK for Go)
Configuring an Object ACL (SDK for Go)
Obtaining Object ACL Information (SDK for Go)
Rewriting Response Headers (SDK for Go)
Processing an Image (SDK for Go)
Restoring an Archive Object (SDK for Go)
Modifying an Object (SDK for Go)
Multipart Uploads (SDK for Go)
Multipart Upload Overview (SDK for Go)
Initiating a Multipart Upload (SDK for Go)
Uploading a Part (SDK for Go)
Assembling Parts (SDK for Go)
Listing Multipart Uploads (SDK for Go)
Listing Uploaded Parts (SDK for Go)
Copying a Part (SDK for Go)
Aborting a Multipart Upload (SDK for Go)
Other APIs (SDK for Go)
Creating a Signed URL (SDK for Go)
Creating Authentication Parameters for a Browser-based Upload (SDK for Go)
Server-Side Encryption (SDK for Go)
Single-Connection Bandwidth Throttling (SDK for Go)
Troubleshooting (SDK for Go)
OBS Server-Side Error Codes
SDK Custom Errors
Log Analysis
FAQ (SDK for Go)
How Do I Get My Account ID and User ID?
What Is Content-Type (MIME)?
How Do I Specify Content-SHA256?
Why Does the SDK Source Code Contain acs.amazonaws.com?
Android
Installing the SDK
Example Programs
Quick Start
Before You Start
Setting Up an OBS Environment
Preparing a Development Environment
Installing the SDK
Obtaining Endpoints
Initializing an Instance of ObsClient
Creating a Bucket
Uploading an Object
Downloading an Object
Listing Objects
Deleting an Object
General Examples of ObsClient
Initialization
Configuring the AK/SK
Creating an Instance of ObsClient
Configuring an Instance of ObsClient
Configuring SDK Logging
Bucket Management
Creating a Bucket
Listing Buckets
Deleting a Bucket
Identifying Whether a Bucket Exists
Obtaining Bucket Metadata
Managing Bucket ACLs
Managing Bucket Policies
Obtaining a Bucket Location
Obtaining Storage Information About a Bucket
Setting or Obtaining a Bucket Quota
Storage Class
Object Upload
Object Upload Overview
Performing a Streaming Upload
Performing a File-Based Upload
Obtaining Upload Progresses
Creating a Folder
Setting Object Properties
Performing a Multipart Upload
Configuring Lifecycle Management
Performing an Appendable Upload
Performing a Multipart Copy
Performing a Resumable Upload
Performing a Browser-Based Upload
Object Download
Object Download Overview
Performing a Streaming Download
Performing a Partial Download
Obtaining Download Progresses
Performing a Conditioned Download
Rewriting Response Headers
Obtaining Customized Metadata
Downloading an Archive Object
Performing a Resumable Download
Processing an Image
Object Management
Setting Object Properties
Obtaining Object Attributes
Managing Object ACLs
Listing Objects
Deleting Objects
Copying an Object
Temporarily Authorized Access
Using a Temporary URL for Authorized Access
Versioning Management
Versioning Overview
Setting Versioning Status for a Bucket
Viewing Versioning Status of a Bucket
Obtaining a Versioning Object
Copying a Versioning Object
Restoring a Specific Archive Object Version
Listing Versioning Objects
Object Version ACL
Deleting Versioning Objects
Lifecycle Management
Lifecycle Management Overview
Setting Lifecycle Rules
Viewing Lifecycle Rules
Deleting Lifecycle Rules
CORS
CORS Overview
Setting CORS Rules
Viewing CORS Rules
Deleting CORS Rules
Access Logging
Logging Overview
Enabling Bucket Logging
Viewing Bucket Logging
Disabling Bucket Logging
Static Website Hosting
Static Website Hosting Overview
Website File Hosting
Setting Website Hosting
Viewing Website Hosting Settings
Deleting Website Hosting Settings
Tag Management
Tagging Overview
Setting Bucket Tags
Viewing Bucket Tags
Deleting Bucket Tags
Server-Side Encryption
Server-Side Encryption Overview
Encryption Description
Example of Encryption
Troubleshooting
OBS Server-Side Error Codes
SDK Custom Exceptions
SDK Common Response Headers
Log Analysis
Lack of Classes
Connection Timeout
Resources Cannot Be Released
Unmatched Signatures
NetworkOnMainThreadException
FAQ
Does the SDK Support Uploading, Downloading, or Copying Objects in a Batch?
API Reference
C
Before You Start (SDK for C)
Downloading and Installing the SDK (SDK for C)
Getting Started (SDK for C)
Setting Up an OBS Environment (SDK for C)
Obtaining Endpoints (SDK for C)
Initializing the SDK (SDK for C)
Initializing option (SDK for C)
Creating a Bucket (SDK for C)
Uploading an Object (SDK for C)
Downloading an Object (SDK for C)
Listing Objects (SDK for C)
Deleting an Object (SDK for C)
Initialization (SDK for C)
Configuring Access Keys (SDK for C)
Initializing the SDK (SDK for C)
Configuring option (SDK for C)
Configuring SDK Logging (SDK for C)
Bucket Management (SDK for C)
Creating a Bucket (SDK for C)
Listing Buckets (SDK for C)
Deleting a Bucket (SDK for C)
Checking Whether a Bucket Exists (SDK for C)
Configuring a Bucket ACL (SDK for C)
Obtaining a Bucket ACL (SDK for C)
Obtaining Bucket Storage Information (SDK for C)
Setting a Bucket Quota (SDK for C)
Obtaining the Storage Quota of a Bucket (SDK for C)
Configuring a Storage Class for a Bucket (SDK for C)
Obtaining the Storage Class of a Bucket (SDK for C)
Object Upload (SDK for C)
Uploading an Object - Streaming (SDK for C)
Uploading an Object - File-Based (SDK for C)
Creating a Folder (SDK for C)
Uploading an Object - Resumable (SDK for C)
Uploading an Object - Append (SDK for C)
Modifying an Object (SDK for C)
Object Download (SDK for C)
Downloading an Object (SDK for C)
Downloading an Object - Conditional (SDK for C)
Restoring an Archive Object (SDK for C)
Downloading an Object - Resumable (SDK for C)
Processing an Image (SDK for C)
Object Management (SDK for C)
Setting Object Properties (SDK for C)
Obtaining Object Properties (SDK for C)
Setting a Pre-defined ACL During Object Upload (SDK for C)
Setting a Pre-defined ACL for an Object (SDK for C)
Setting a User-defined Object ACL (SDK for C)
Obtaining the ACL of an Object (SDK for C)
Listing Objects in a Bucket (SDK for C)
Deleting an Object (SDK for C)
Batch Deleting Objects (SDK for C)
Copying an Object (SDK for C)
Renaming an Object (SDK for C)
Truncating an Object (SDK for C)
Multipart Upload APIs (SDK for C)
Multipart Upload APIs (SDK for C)
Initiating a Multipart Upload (SDK for C)
Uploading a Part (SDK for C)
Assembling Parts (SDK for C)
Listing Multipart Uploads (SDK for C)
Listing Uploaded Parts (SDK for C)
Copying a Part (SDK for C)
Aborting a Multipart Upload (SDK for C)
Versioning (SDK for C)
Configuring Versioning for a Bucket (SDK for C)
Obtaining the Versioning Status of a Bucket (SDK for C)
Obtaining an Object Version (SDK for C)
Copying an Object Version (SDK for C)
Restoring a Specific Archive Object Version (SDK for C)
Listing Object Versions in a Bucket (SDK for C)
Setting a Pre-defined ACL for an Object Version (SDK for C)
Setting an Object Version ACL Directly (SDK for C)
Obtaining the ACL of an Object Version (SDK for C)
Deleting an Object Version (SDK for C)
Batch Deleting Object Versions (SDK for C)
Lifecycle Management (SDK for C)
Overview (SDK for C)
Configuring Lifecycle Rules for a Bucket (SDK for C)
Obtaining the Lifecycle Rules of a Bucket (SDK for C)
Deleting the Lifecycle Rules of a Bucket (SDK for C)
Cross-Origin Resource Sharing (SDK for C)
Configuring CORS for a Bucket (SDK for C)
Obtaining the CORS Configuration of a Bucket (SDK for C)
Deleting the CORS Configuration of a Bucket (SDK for C)
Logging (SDK for C)
Configuring Logging for a Bucket (SDK for C)
Obtaining the Logging Configuration of a Bucket (SDK for C)
Static Website Hosting (SDK for C)
Hosting Website Files in a Bucket (SDK for C)
Configuring Static Website Hosting for a Bucket (SDK for C)
Obtaining the Static Website Hosting Configuration of a Bucket (SDK for C)
Deleting the Static Website Hosting Configuration of a Bucket (SDK for C)
Tagging (SDK for C)
Adding Bucket Tags (SDK for C)
Obtaining Bucket Tags (SDK for C)
Deleting Bucket Tags (SDK for C)
Other APIs (SDK for C)
Server-Side Encryption (SDK for C)
Using a Temporary URL for Authorized Access (SDK for C)
Using a User-Defined Domain Name to Access OBS (SDK for C)
Troubleshooting (SDK for C)
OBS Server-Side Error Codes (SDK for C)
SDK Error Handling (SDK for C)
Log Analysis (SDK for C)
FAQs (SDK for C)
Invalid Proxy Settings (SDK for C)
How Do I Get My Account ID and User ID?
BrowserJS
Before You Start
SDK Download Links
Example Programs
Quick Start
Setting Up an OBS Environment
Preparing a Development Environment
Installing SDK
Obtaining Endpoints
Configuring CORS
Initializing an Instance of ObsClient
Uploading an Object
Downloading an Object
Listing Objects
Deleting an Object
General Examples of ObsClient
Pre-defined Constants
Initialization
Configuring CORS for a Bucket
Configuring the AK and SK
Creating an Instance of ObsClient
Configuring an Instance of ObsClient
Configuring SDK Logging
Fault Locating
Methods
Notable Issues
Bucket Management
Obtaining Bucket Metadata
Identifying Whether a Bucket Exists
Deleting a Bucket
Managing Bucket ACLs
Management Bucket Policies
Obtaining a Bucket Location
Obtaining Storage Information About a Bucket
Setting or Obtaining a Bucket Quota
Storage Class
Object Upload
Object Upload Overview
Performing a Text-Based Upload
Performing a File-Based Upload
Obtaining Upload Progresses
Creating a Folder
Setting Object Properties
Performing a Multipart Upload
Configuring Lifecycle Management
Performing an Appendable Upload
Performing a Multipart Copy
Performing a Resumable Upload
Performing a Browser-Based Upload
Object Download
Object Download Overview
Performing a Text-Based Download
Performing a Binary Download
Performing a File-Based Download
Performing a Partial Download
Obtaining Download Progresses
Performing a Conditioned Download
Rewriting Response Headers
Obtaining Customized Metadata
Downloading an Archive Object
Processing an Image
Object Management
Configuring Object Metadata
Obtaining Object Properties
Managing Object ACLs
Listing Objects
Deleting Objects
Copying an Object
Temporarily Authorized Access
Using a Temporary URL for Authorized Access
Versioning Management
Versioning Overview
Setting Versioning Status for a Bucket
Viewing Versioning Status of a Bucket
Obtaining a Versioning Object
Copying a Versioning Object
Restoring a Specific Archive Object Version
Listing Versioning Objects
Setting or Obtaining an Object Version ACL
Deleting Versioning Objects
Lifecycle Management
Lifecycle Management Overview
Setting Lifecycle Rules
Viewing Lifecycle Rules
Deleting Lifecycle Rules
Access Logging
Logging Overview
Enabling Bucket Logging
Viewing Bucket Logging
Disabling Bucket Logging
Static Website Hosting
Static Website Hosting Overview
Website File Hosting
Setting Website Hosting
Viewing Website Hosting Settings
Deleting Website Hosting Settings
Tag Management
Tagging Overview
Setting Bucket Tags
Viewing Bucket Tags
Deleting Bucket Tags
Server-Side Encryption
Server-Side Encryption Overview
Encryption Description
Example of Encryption
Troubleshooting
HTTP Status Codes
OBS Server-Side Error Codes
SDK Common Result Objects
Log Analysis
FAQs
How Do I Upload Files Using a Browser that Does Not Support window.File?
How Can I Set an Object to Be Accessible to Anonymous Users?
How Do I Obtain the Static Website Access Address of a Bucket?
How Do I Obtain an Object URL?
How to Improve the Speed of Uploading Large Files over the Public Network?
How Do I Suspend a Resumable Upload Task?
How Do I Interact with OBS Without Exposing My AK and SK?
How Do I Upload a Base64-Encoded Image?
What Do I Do If the Resumable Upload API Reports a "400 InvalidPart" Error?
iOS
SDK Download Links
Quick Start
Before You Start
Setting Up an OBS Environment
Installing the SDK
Initializing an Instance of OBSClient
Creating a Bucket
Uploading an object
Downloading an Object
Listing Objects
Deleting an Object
General Examples of OBSClient
Initialization
Configuring the AK and SK
Creating an Instance of OBSClient
Configuring an Instance of OBSClient
Bucket Management
Creating a Bucket
Listing Buckets
Deleting a Bucket
Obtaining Bucket Metadata
Managing Bucket ACLs
Obtaining the Location of a Bucket
Managing Bucket Policies
Obtaining Storage Information About a Bucket
Setting or Obtaining a Bucket Quota
Setting or Obtaining the Storage Class of a Bucket
Object Upload
Object Upload Overview
Performing a Streaming Upload
Performing a File-Based Upload
Creating a Folder
Setting Object Properties
Performing a Multipart Upload
Configuring Lifecycle Management
Appendable Upload
Performing a Multipart Copy
Performing a Resumable Upload
Object Download
Object Download Overview
Performing a Streaming Download
Performing a Partial Download
Performing a Conditioned Download
Rewriting Response Headers
Downloading an Archive Object
Performing a Resumable Download
Object Management
Obtaining Object Properties
Managing Object ACLs
Listing Objects
Deleting an Object
Copying an Object
Temporarily Authorized Access
Using a Temporary URL for Authorized Access
Versioning Management
Versioning Overview
Setting Versioning Status for a Bucket
Viewing Versioning Status of a Bucket
Obtaining a Versioning Object
Copying a Versioning Object
Restoring a Specific Archive Object Version
Listing Versioning Objects
Setting or Obtaining a Versioning Object ACL
Deleting Versioning Objects
Lifecycle Management
Lifecycle Management Overview
Setting Lifecycle Rules
Viewing Lifecycle Rules
Deleting Lifecycle Rules
CORS
CORS Overview
Setting CORS Rules
Viewing CORS Rules
Deleting CORS Rules
Access Logging
Logging Overview
Enabling Bucket Logging
Viewing Bucket Logging
Disabling Bucket Logging
Static Website Hosting
Static Website Hosting Overview
Setting Website Hosting
Viewing Hosting Settings
Deleting Hosting Settings
Tag Management
Tagging Overview
Setting Bucket Tags
Viewing Bucket Tags
Deleting Bucket Tags
Server-Side Encryption
Server-Side Encryption Overview
Encryption Description
Example of Encryption
Troubleshooting
OBS Server-Side Error Codes
SDK Custom Exceptions
SDK Common Response Headers
Log Analysis
FAQ
How Do I Obtain a Temporary AK/SK Pair?
What Can I Do to Troubleshoot a Project Packing Error?
What Can I Do If "duplicate symbols" Error Appears During Project Compilation?
API Reference
PHP
SDK Download Links
Example Programs
Quick Start
Before You Start
Setting Up an OBS Environment
Preparing a Development Environment
Installing the SDK
Obtaining Endpoints
Initializing an Instance of ObsClient
Creating a Bucket
Uploading an Object
Downloading an Object
Listing Objects
Deleting an Object
General Examples of ObsClient
Pre-defined Constants
Initialization
Configuring the AK and SK
Creating an Instance of ObsClient
Configuring an Instance of ObsClient
Configuring SDK Logging
Asynchronous Method Call
Bucket Management
Creating a Bucket
Listing Buckets
Deleting a Bucket
Identifying Whether a Bucket Exists
Obtaining Bucket Metadata
Managing Bucket ACLs
Managing Bucket Policies
Obtaining a Bucket Location
Obtaining Storage Information About a Bucket
Setting or Obtaining a Bucket Quota
Storage Class
Object Upload
Object Upload Overview
Performing a Text-Based Upload
Performing a Streaming Upload
Performing a File-Based Upload
Creating a Folder
Setting Object Properties
Performing a Multipart Upload
Performing a Multipart Copy
Performing a Browser-Based Upload
Object Download
Object Download Overview
Performing a Text-Based Download
Performing a Streaming Download
Performing a File-Based Download
Performing a Partial Download
Performing a Conditioned Download
Rewriting Response Headers
Obtaining Customized Metadata
Downloading an Archive Object
Processing an Image
Object Management
Obtaining Object Properties
Managing Object ACLs
Listing Objects
Deleting Objects
Copying an Object
Temporarily Authorized Access
Using a Temporary URL for Authorized Access
Versioning Management
Versioning Overview
Setting Versioning Status for a Bucket
Viewing Versioning Status of a Bucket
Obtaining a Versioning Object
Copying a Versioning Object
Restoring a Specific Archive Object Version
Listing Versioning Objects
Setting or Obtaining a Versioning Object ACL
Deleting Versioning Objects
Lifecycle Management
Lifecycle Management Overview
Setting Lifecycle Rules
Viewing Lifecycle Rules
Deleting Lifecycle Rules
CORS
CORS Overview
Setting CORS Rules
Viewing CORS Rules
Deleting CORS Rules
Access Logging
Logging Overview
Enabling Bucket Logging
Viewing Bucket Logging Settings
Disabling Bucket Logging
Static Website Hosting
Static Website Hosting Overview
Website File Hosting
Setting Website Hosting
Viewing Website Hosting Settings
Deleting Website Hosting Settings
Tag Management
Tagging Overview
Setting Bucket Tags
Viewing Bucket Tags
Deleting Bucket Tags
Server-Side Encryption
Server-Side Encryption Overview
Encryption Description
Example of Encryption
Troubleshooting
OBS Server-Side Error Codes
SDK Custom Exceptions
SDK Common Result Objects
Log Analysis
Time Zone Configuration Failure
FAQs
How Do I Resolve "Declaration of xxxx must be compatible with xxxx problem"?
Node.js
Downloading an SDK (SDK for Node.js)
Example Programs (SDK for Node.js)
Getting Started (SDK for Node.js)
Before You Start (SDK for Node.js)
Setting Up an OBS Environment (SDK for Node.js)
Preparing a Development Environment (SDK for Node.js)
Installing the SDK (SDK for Node.js)
Obtaining Endpoints (SDK for Node.js)
Initializing an Instance of ObsClient (SDK for Node.js)
Creating a Bucket (SDK for Node.js)
Uploading an Object (SDK for Node.js)
Downloading an Object (SDK for Node.js)
Listing Objects (SDK for Node.js)
Deleting an Object (SDK for Node.js)
General Ways to Use ObsClient (SDK for Node.js)
Initialization (SDK for Node.js)
Configuring Access Keys (SDK for Node.js)
Creating an Instance of ObsClient (SDK for Node.js)
Configuring an Instance of ObsClient (SDK for Node.js)
Configuring SDK Logging (SDK for Node.js)
Configuring an SDK Proxy (SDK for Node.js)
Bucket Management (SDK for Node.js)
Creating a Bucket (SDK for Node.js)
Listing Buckets (SDK for Node.js)
Checking Whether a Bucket Exists (SDK for Node.js)
Deleting a Bucket (SDK for Node.js)
Obtaining Bucket Metadata (SDK for Node.js)
Configuring a Bucket ACL (SDK for Node.js)
Obtaining a Bucket ACL (SDK for Node.js)
Configuring a Bucket Policy (SDK for Node.js)
Obtaining the Policy of a Bucket (SDK for Node.js)
Deleting a Bucket Policy (SDK for Node.js)
Obtaining the Region of a Bucket (SDK for Node.js)
Obtaining Storage Information of a Bucket (SDK for Node.js)
Configuring a Storage Quota for a Bucket (SDK for Node.js)
Obtaining the Storage Quota of a Bucket (SDK for Node.js)
Configuring a Storage Class for a Bucket (SDK for Node.js)
Obtaining the Storage Class of a Bucket (SDK for Node.js)
Object Upload (SDK for Node.js)
Object Upload Overview (SDK for Node.js)
Uploading an Object - Text-Based (SDK for Node.js)
Uploading an Object - Streaming (SDK for Node.js)
Uploading an Object - File-Based (SDK for Node.js)
Creating a Folder (SDK for Node.js)
Configuring Object Metadata (SDK for Node.js)
Configuring a Lifecycle Rule When Uploading an Object (SDK for Node.js)
Uploading an Object - Append (SDK for Node.js)
Uploading an Object - Resumable (SDK for Node.js)
Uploading an Object - Browser-Based (SDK for Node.js)
Object Download (SDK for Node.js)
Overview (SDK for Node.js)
Downloading an Object - Text-Based (SDK for Node.js)
Downloading an Object - Streaming (SDK for Node.js)
Downloading an Object - File-Based (SDK for Node.js)
Downloading an Object - Range-Based (SDK for Node.js)
Downloading an Object - Conditional (SDK for Node.js)
Rewriting Response Headers (SDK for Node.js)
Downloading an Archive Object (SDK for Node.js)
Downloading an Object - Resumable (SDK for Node.js)
Processing an Image (SDK for Node.js)
Object Management (SDK for Node.js)
Configuring Object Metadata (SDK for Node.js)
Obtaining Object Metadata (SDK for Node.js)
Configuring an Object ACL (SDK for Node.js)
Obtaining the ACL of an Object (SDK for Node.js)
Listing Objects in a Bucket (SDK for Node.js)
Deleting an Object (SDK for Node.js)
Batch Deleting Objects (SDK for Node.js)
Copying an Object (SDK for Node.js)
Multipart Upload (SDK for Node.js)
Multipart Upload APIs (SDK for Node.js)
Initiating a Multipart Upload (SDK for Node.js)
Uploading a Part (SDK for Node.js)
Assembling Parts (SDK for Node.js)
Listing Uploaded Parts (SDK for Node.js)
Listing Multipart Uploads (SDK for Node.js)
Copying a Part (SDK for Node.js)
Aborting a Multipart Upload (SDK for Node.js)
Temporarily Authorized Access (SDK for Node.js)
Using a Temporary URL for Authorized Access (SDK for Node.js)
Versioning (SDK for Node.js)
Versioning Overview (SDK for Node.js)
Configuring Versioning for a Bucket (SDK for Node.js)
Viewing the Versioning Status of a Bucket (SDK for Node.js)
Obtaining an Object Version (SDK for Node.js)
Copying an Object Version (SDK for Node.js)
Restoring an Archive Object Version (SDK for Node.js)
Listing Object Versions in a Bucket (SDK for Node.js)
Setting an ACL for an Object Version (SDK for Node.js)
Obtaining the ACL of an Object Version (SDK for Node.js)
Deleting an Object Version (SDK for Node.js)
Lifecycle (SDK for Node.js)
Configuring Lifecycle Rules for a Bucket (SDK for Node.js)
Obtaining the Lifecycle Rules of a Bucket (SDK for Node.js)
Deleting the Lifecycle Rules of a Bucket (SDK for Node.js)
Bucket CORS (SDK for Node.js)
Configuring CORS for a Bucket (SDK for Node.js)
Obtaining the CORS Configuration of a Bucket (SDK for Node.js)
Deleting the CORS Configuration of a Bucket (SDK for Node.js)
Logging (SDK for Node.js)
Configuring Logging for a Bucket (SDK for Node.js)
Obtaining the Logging Configuration of a Bucket (SDK for Node.js)
Static Website Hosting (SDK for Node.js)
Overview (SDK for Node.js)
Configuring Static Website Hosting (SDK for Node.js)
Obtaining Static Website Hosting Configurations (SDK for Node.js)
Deleting Website Hosting Settings (SDK for Node.js)
Tagging (SDK for Node.js)
Setting Bucket Tags (SDK for Node.js)
Obtaining Bucket Tags (SDK for Node.js)
Deleting Bucket Tags (SDK for Node.js)
Server-Side Encryption (SDK for Node.js)
Overview (SDK for Node.js)
APIs (SDK for Node.js)
Code Examples (SDK for Node.js)
Troubleshooting (SDK for Node.js)
OBS Server-Side Error Codes (SDK for Node.js)
SDK Common Results (SDK for Node.js)
Log Analysis (SDK for Node.js)
Missing Modules (SDK for Node.js)
Connection Timeout (SDK for Node.js)
Unmatched Signatures (SDK for Node.js)
FAQs (SDK for Node.js)
How Do I Specify Content-SHA256? (SDK for Node.js)
Why Does the SDK Source Code Contain acs.amazonaws.com? (SDK for Node.js)
How Do I Get My Account ID and User ID? (SDK for Node.js)
What Is Content-Type (MIME)? (SDK for Node.js)
.NET
Before You Start
SDK Download Links
Example Programs
Quick Start
Setting Up an OBS Environment
Installing the SDK
Obtaining Endpoints
Initializing an Instance of ObsClient
Creating a Bucket
Uploading an Object
Downloading an Object
Listing Objects
Deleting an Object
General Examples of ObsClient
Initialization
Configuring the AK/SK
Creating an Instance of ObsClient
Configuring an Instance of ObsClient
Configuring SDK Logging
Bucket Management
Creating a Bucket
Listing Buckets
Deleting a Bucket
Identifying Whether a Bucket Exists
Obtaining Bucket Metadata
Managing Bucket ACLs
Management Bucket Policies
Obtaining a Bucket Location
Obtaining Storage Information About a Bucket
Setting or Obtaining a Bucket Quota
Setting or Obtaining the Storage Class of a Bucket
Object Upload
Object Upload Overview
Performing a Streaming Upload
Performing a File-Based Upload
Performing an Asynchronous Upload
Obtaining Upload Progress
Creating a Folder
Setting Object Properties
Performing a Multipart Upload
Configuring Lifecycle Management
Performing an Appendable Upload
Performing a Multipart Copy
Performing a Resumable Upload
Object Download
Object Download Overview
Performing a Streaming Download
Performing a Partial Download
Performing an Asynchronous Download
Obtaining Download Progress
Performing a Conditioned Download
Rewriting Response Headers
Obtaining Custom Metadata
Downloading an Archive Object
Performing a Resumable Download
Processing an Image
Object Management
Obtaining Object Properties
Managing Object ACLs
Listing Objects
Deleting Objects
Copying an Object
HEAD Object
Temporarily Authorized Access
Using a Temporary URL for Authorized Access
Versioning Management
Versioning Overview
Setting Versioning Status for a Bucket
Viewing Versioning Status of a Bucket
Obtaining a Versioning Object
Copying a Versioning Object
Restoring a Specific Archive Object Version
Listing Versioning Objects
Setting or Obtaining a Versioning Object ACL
Deleting Versioning Objects
Lifecycle Management
Lifecycle Management Overview
Setting Lifecycle Rules
Viewing Lifecycle Rules
Deleting Lifecycle Rules
CORS
CORS Overview
Setting CORS Rules
Viewing CORS Rules
Deleting CORS Rules
Access Logging
Logging Overview
Enabling Bucket Logging
Viewing Bucket Logging
Disabling Bucket Logging
Static Website Hosting
Static Website Hosting Overview
Website File Hosting
Setting Website Hosting
Viewing Website Hosting Settings
Deleting Website Hosting Settings
Tag Management
Tagging Overview
Setting Bucket Tags
Viewing Bucket Tags
Deleting Bucket Tags
Server-Side Encryption
Server-Side Encryption Overview
Encryption Description
Example of Encryption
Troubleshooting
OBS Server-Side Error Codes
Log Analysis
SDK Custom Exceptions
SDK Common Response Headers
FAQ
What Do I Do If the Process Hangs Occasionally?
Videos
Glossary
More Documents
User Guide (ME-Abu Dhabi Region)
Service Overview
About OBS
Advantages
Application Scenarios
Permissions Management
Using OBS
Related Services
Basic Concepts
Objects
Buckets
Parallel File System
Access Keys (AK/SK)
Endpoints and Domain Names
Region and AZ
Billing
Overview
Billing Items
Storage Space
Requests
Data Transfer
Data Retrieval
Billing Modes
Pay-per-Use
Special Billing Scenarios
OBS Console Operation Guide
Console Function Overview
Restrictions
Getting Started
Process Description
Configuring User Permissions
Creating a Bucket
Uploading a File
Downloading a File
Deleting a File
Deleting a Bucket
Storage Classes Overview
Managing Buckets
Creating a Bucket
Viewing Basic Information of a Bucket
Searching for a Bucket
Deleting a Bucket
Managing Objects
Creating a Folder
Uploading a File
Downloading a File
Searching for a File or Folder
Accessing an Object Using Its URL
Restoring a Cold File Stored in OBS
Deleting a File or Folder
Undeleting a File
Managing Fragments
Server-Side Encryption
Server-Side Encryption Overview
Bucket Default Encryption
Uploading a File with Server-Side Encryption
Object Metadata
Object Metadata Overview
About Object Metadata Content-Type
Configuring Object Metadata
Permission Control
Overview
Permission Control Mechanisms
IAM Policies
Bucket Policies and Object Policies
Bucket ACLs and Object ACLs
Relationship Between a Bucket ACL and a Bucket Policy
How Does Authorization Work When Multiple Access Control Mechanisms Co-Exist?
Bucket Policy Parameters
Effect
Principal
Resources
Actions
Conditions
Configuring IAM Policies
Creating a User and Granting OBS Permissions
Configuring Fine-Grained Policies
OBS Resources
Configuring a Bucket Policy
Configuring a Standard Bucket Policy
Configuring a Custom Bucket Policy
Configuring an Object Policy
Configuring a Bucket ACL
Configuring an Object ACL
Application Cases
Granting an IAM User with the Operation Permissions for a Specified Bucket
Granting Other Accounts with the Operation Permissions for a Specified Bucket
Restricting Bucket Access to a Specified Address
Configuring the Start Time and End Time of Access to Objects in a Bucket
Authorizing Access Permissions to Anonymous Users
Authorizing Folder Access Permissions to Anonymous Users
Versioning
Versioning Overview
Configuring Versioning
Logging
Logging Overview
Configuring Access Logging for a Bucket
Tags
Tag Overview
Configuring Tags for a Bucket
Event Notification
SMN-Enabled Event Notification
DIS-Enabled Event Notification
Configuring SMN-Enabled Event Notification
Configuring DIS-Enabled Event Notification
Application Example: Configuring SMN-Enabled Event Notification
Lifecycle Management
Lifecycle Management Overview
Configuring a Lifecycle Rule
User-Defined Domain Name Binding
User-Defined Domain Name Binding Overview
Binding a User-Defined Domain Name
Static Website Hosting
Static Website Hosting Overview
Redirection Overview
Configuring Static Website Hosting
Configuring Redirection
Using a User-Defined Domain Name to Configure Static Website Hosting
CORS
CORS Overview
Configuring CORS
URL Validation
URL Validation Overview
Configuring URL Validation
Monitoring
Monitoring OBS
OBS Monitoring Metrics
Related Operations
Creating an IAM Agency
Troubleshooting
An Object Fails to Be Downloaded Using Internet Explorer 11
OBS Console Cannot Be Opened in Internet Explorer 9
The Object Name Changes After an Object with a Long Name Is Downloaded to a Local Computer
Failed to Configure Event Notification
Time Difference Is Longer Than 15 Minutes Between the Client and Server
Error Code List
FAQs
OBS Basics
How Can I Get Started Using OBS?
What Are the Advantages of Object Storage over SAN and NAS Storage?
Which Types of Data Can Be Stored in OBS?
How Much Data Can I Store in OBS?
Does OBS Support Traffic Monitoring?
Can Folders in OBS Be Used the Same Way as in a File System?
Where Is Data Stored in OBS?
What Is the Relationship Between OBS Bucket Names and OBS Domain Names?
Does OBS Support Access over HTTPS?
Can Other Users Access My Data Stored in OBS?
Does OBS Support Resumable Data Transfer?
Does OBS Support Batch Upload?
Does OBS Support Batch Download?
Does OBS Support Batch Deletion of Objects?
What Are Factors that Affect the Upload and Download Speed of OBS?
Why Did Some of My Data Stored on OBS Get Lost?
Can Deleted Data Be Recovered?
Will There Be Data Left Over in OBS After I Delete an Object?
Access Control
How Can I Control Access to OBS?
What Are the Differences Between Using an IAM Policy and a Bucket Policy in Access Control?
What Is the Relationship Between a Bucket Policy and an Object Policy?
Buckets and Objects
Why Am I Unable to Create a Bucket?
Why Am I Unable to Upload an Object?
Why Am I Unable to Download an Object?
Why Can't I Delete a Bucket?
What Is the Relationship Between Bucket Storage Classes and Object Storage Classes?
Can I Modify the Region of a Bucket?
How Do I Obtain the Access Path to an Object?
Why Can't I Find Certain Objects in a Bucket When I Searched for Them?
Security
How Is Data Security Ensured in OBS?
Does OBS Scan My Data for Other Purposes?
Can Background Engineers Export My Data from OBS?
How Does OBS Prevent My Data from Being Stolen?
Can a Pair of AK and SK Be Replaced When They Are Being Used to Access OBS?
Can a Pair of AK and SK Be Used by Multiple Users to Access OBS?
Which Encryption Technologies Are Supported by OBS?
How Do I Use Fragment Management?
Why Are Fragments Generated?
How Do I Manage Fragments?
How Do I Use Versioning?
Can I Upload an Object to a Folder Where a Namesake Object Already Exists?
Can I Recover a Deleted Object?
How Do I Use Tags?
Can I Search for a Bucket by Tag?
What Can I Do with Tags?
Event Notification
Which Events Can Trigger Event Notifications?
How Do I Use Lifecycle Management?
What Are the Application Scenarios of Lifecycle Management?
How Do I Use Static Website Hosting?
Can OBS Host My Static Websites?
Which Types of Websites Are Suitable for Static Website Hosting in OBS?
How Do I Obtain the Static Website Hosting Address of a Bucket?
Change History
API Reference (ME-Abu Dhabi Region)
Before You Start
Overview
API Calling
Endpoints
Basic Concepts
API Overview
Calling APIs
Constructing a Request
Authentication
User Signature Authentication
Authentication of Signature in a Header
Authentication of Signature in a URL
Authentication of Signature Carried in the Table Uploaded Through a Browser
Returned Values
Getting Started
Creating a Bucket
Listing Buckets
Uploading an Object
APIs
Operations on Buckets
Listing Buckets
Creating a Bucket
Listing Objects in a Bucket
Obtaining Bucket Metadata
Obtaining Bucket Location
Deleting Buckets
Advanced Bucket Settings
Configuring a Bucket Policy
Obtaining Bucket Policy Information
Deleting a Bucket Policy
Configuring a Bucket ACL
Obtaining Bucket ACL Information
Configuring Logging for a Bucket
Obtaining a Bucket Logging Configuration
Configuring Bucket Lifecycle Rules
Obtaining Bucket Lifecycle Configuration
Deleting Lifecycle Rules
Configuring Versioning for a Bucket
Obtaining Bucket Versioning Status
Configuring Event Notification for a Bucket
Obtaining the Event Notification Configuration of a Bucket
Configuring Storage Class for a Bucket
Obtaining Bucket Storage Class Information
Configuring Tags for a Bucket
Obtaining Bucket Tags
Deleting Tags
Configuring Bucket Storage Quota
Querying Bucket Storage Quota
Obtaining Storage Information of a Bucket
Configuring a Custom Domain Name for a Bucket
Obtaining the Custom Domain Name of a Bucket
Deleting the Custom Domain Name of a Bucket
Configuring Bucket Encryption
Obtaining Bucket Encryption Configuration
Deleting the Encryption Configuration of a Bucket
Configuring a DIS-Enabled Notification Policy
Obtaining a DIS-Enabled Notification Policy
Deleting a DIS-Enabled Notification Policy
Configuring a Default WORM Policy for a Bucket
Obtaining the Default WORM Policy of a Bucket
Static Website Hosting
Configuring Static Website Hosting for a Bucket
Obtaining the Static Website Hosting Configuration of a Bucket
Deleting the Static Website Hosting Configuration of a Bucket
Configuring Bucket CORS
Obtaining the CORS Configuration of a Bucket
Deleting the CORS Configuration of a Bucket
OPTIONS Bucket
OPTIONS Object
Operations on Objects
Uploading Objects - PUT
Uploading Objects - POST
Copying Objects
Downloading an Object
Querying Object Metadata
Deleting an Object
Deleting Objects
Restoring Cold Objects
Appending an Object
Configuring an Object ACL
Obtaining Object ACL Configuration
Modifying Object Metadata
Modifying an Object
Truncating an Object
Renaming an Object
Configuring WORM Retention for an Object
Operations on Multipart Upload
Listing Initiated Multipart Uploads in a Bucket
Initiating a Multipart Upload
Uploading Parts
Copying Parts
Listing Uploaded Parts
Completing a Multipart Upload
Canceling a Multipart Upload Task
Server-Side Encryption
Server-Side Encryption Overview
SSE-KMS
SSE-C
API Operations Related to Server-Side Encryption
Error Codes
IAM Policies and Supported Actions
Introduction
Bucket-Related Actions
Object-Related Actions
Appendixes
Status Codes
Obtaining Access Keys (AK/SK)
Obtaining a Domain ID and a User ID
Consistency of Concurrent Operations
Change History
Tool Guide (OBS Browser+) (ME-Abu Dhabi Region)
Introduction
OBS Browser+ Function Overview
Downloading OBS Browser+
Installing OBS Browser+
Logging In to OBS Browser+
FAQs
Where Can I Obtain Access Keys (AK and SK)?
Can I Install Two OBS Browser+ Tools from Different Sites in One System?
Why Does the Task Processing Speed Slow After the Number of Tasks Exceeds a Million?
Why Are the Displayed Number of Objects and Used Storage Capacity Different from the Actual Number of Objects and Storage Capacity?
How Can I Locate Common Network Errors?
How Can I Permanently Share Files or Folders with Other Users?
How Can I Access a Specific Bucket or Directory?
Can I Cancel the Directory Sharing After a Directory Has Been Shared with Others?
Can I Query the Number and Size of Files in a Folder on OBS Browser+?
Uninstalling OBS Browser+
Change History
Tool Guide (obsfs) (ME-Abu Dhabi Region)
Introduction to obsfs
Environment Preparation
Resource Preparation
Downloading and Installing obsfs
Initializing obsfs
Operation Guide
Mounting a Parallel File System
Unmounting a Parallel File System
FAQs
Troubleshooting
Failure in Mounting a Parallel File System
Failure in Unmounting a Parallel File System
Related Operations
libfuse Installation Guide
Change History
Tool Guide (obsutil) (ME-Abu Dhabi Region)
obsutil Introduction
Downloading and Installing obsutil
Getting Started
Creating Access Keys (AK and SK)
Initializing the Configuration
Quick Start
Bucket Commands
Creating a Bucket
Listing Buckets
Querying Bucket Properties
Setting Bucket Properties
Deleting a Bucket
Object Commands
Creating a Folder
Uploading an Object
Querying Object Properties
Setting Object Properties
Listing Objects
Copying an Object
Moving an Object
Downloading an Object
Generating the Download Link of an Object
Deleting an Object
Synchronously Uploading Incremental Objects
Synchronously Copying Incremental Objects
Synchronously Downloading Incremental Objects
Restoring Objects from the Storage
Resuming a Failed Upload Task
Resuming a Failed Copy Task
Resuming a Failed Download Task
Listing Multipart Upload Tasks
Deleting a Multipart Upload Task
Auxiliary Commands
Updating a Configuration File
Deleting Part Records
Viewing Command Help Information
Querying the Version Number
Archiving Log Files
Listing Failure Result Files
Common Examples
Upload
Synchronous Upload
Download
Synchronous Download
Copy
Synchronous Copy
Listing
Listing Multipart Upload Tasks
Deleting All Multipart Upload Tasks in a Bucket
Fault Locating
Overview
Log Files
Result Lists
Return Codes
Best Practices
Using the obsutil help Command to Search for Functions
Configuring Scheduled Tasks Using the Crontab Command
Setting obsutil Commands as Built-in Commands
Fine-Tuning obsutil Performance
Using obsutil for Resumable Data Transfer
Using obsutil to Upload a Symbolic Link
Configuring an HTTP Proxy for obsutil
Using obsutil to Replicate Data Across Regions on the Client Side
Limiting the Upload and Download Rate for obsutil
FAQs
After Some Files Are Deleted in My Local Directory, Can obsutil Synchronously Delete Them from the Bucket?
Can I Use obsutil to Directly Save a Listing Result to a Local File?
Why Is the Size of Objects Queried by obsutil Inconsistent with That on OBS Console?
How Can I Find Out Why Some Tasks in a Batch Task Failed?
How Can I Locate and Rectify I/O Timeout and EOF Errors?
Why Is a Question Mark Displayed in the Batch Task Progress Bar?
Can Multiple config Files Be Placed in One Directory?
Can I Rename an Object or a Folder?
Configuration Parameters
Change History
Parallel File System Feature Guide(ME-Abu Dhabi Region)
Introduction
About Parallel File System
Application Scenarios
Constraints
Using PFS
Managing Parallel File Systems on OBS Console
Creating a Parallel File System
Managing Parallel File Systems by APIs
Supported APIs
Managing Parallel File Systems by obsfs
Change History
User Guide (Paris Region)
Service Overview
About OBS
Advantages
Application Scenarios
Permissions Management
Restrictions and Limitations
Related Services
Basic Concepts
Objects
Buckets
Parallel File System
Access Keys (AK/SK)
Endpoints and Domain Names
Region and AZ
OBS Console Operation Guide
Console Function Overview
Restrictions
Getting Started
Process Description
Configuring User Permissions
Creating a Bucket
Uploading an Object
Downloading an Object
Deleting an Object
Deleting a Bucket
Storage Classes Overview
Managing Buckets
Creating a Bucket
Viewing Basic Information of a Bucket
Searching for a Bucket
Deleting a Bucket
Managing Objects
Creating a Folder
Uploading an Object
Downloading an Object
Sharing an Object
Searching for an Object or Folder
Accessing an Object Using Its URL
Restoring an Object from Cold Storage
Deleting an Object or Folder
Undeleting an Object
Managing Fragments
Server-Side Encryption
Server-Side Encryption Overview
Bucket Default Encryption
Uploading an Object in Server-Side Encryption Mode
Object Metadata
Object Metadata Overview
Configuring Object Metadata
Permissions Control
Overview
Permission Control Mechanisms
IAM Policies
Bucket Policies and Object Policies
Bucket ACLs and Object ACLs
Relationship Between a Bucket ACL and a Bucket Policy
How Does Authorization Work When Multiple Access Control Mechanisms Co-Exist?
Bucket Policy Parameters
Effect
Principals
Resources
Actions
Conditions
Configuring IAM Policies
Creating an IAM User and Granting OBS Permissions
Configuring a Bucket Policy
Configuring a Standard Bucket Policy
Configuring a Custom Bucket Policy
Configuring an Object Policy
Configuring a Bucket ACL
Configuring an Object ACL
Application Cases
Granting an IAM User Permissions to Operate a Specific Bucket
Granting Other Accounts Permissions to Operate a Specific Bucket
Restricting Access to a Bucket for Specific Addresses
Limiting the Time When Objects in a Bucket Are Accessible
Granting Anonymous Users Permission to Access Objects
Granting Anonymous Users Permission to Access Folders
Versioning
Versioning Overview
Configuring Versioning
Logging
Logging Overview
Configuring Access Logging for a Bucket
Event Notifications
SMN-Enabled Event Notifications
Configuring SMN-Enabled Event Notification
Application Example: Configuring SMN-Enabled Event Notification
Cross-Region Replication
Cross-Region Replication Overview
Configuring Cross-Region Replication
Lifecycle Management
Lifecycle Management Overview
Configuring a Lifecycle Rule
Configuring User-Defined Domain Names
Overview
Configuring a User-Defined Domain Name
Static Website Hosting
Static Website Hosting Overview
Redirection Overview
Configuring Static Website Hosting
Configuring Redirection
Using a User-Defined Domain Name to Configure Static Website Hosting
Cross-Origin Resource Sharing
CORS Overview
Configuring CORS
URL Validation
URL Validation Overview
Configuring URL Validation
Monitoring
Monitoring OBS
OBS Monitoring Metrics
Related Operations
Creating an IAM Agency
Troubleshooting
An Object Fails to Be Downloaded Using Internet Explorer 11
OBS Console Cannot Be Opened in Internet Explorer 9
The Object Name Changes After an Object with a Long Name Is Downloaded to a Local Computer
Failed to Configure Event Notifications
Time Difference Is Longer Than 15 Minutes Between the Client and Server
Error Code List
FAQ
OBS Basics
How Can I Get Started with OBS?
How Do I Obtain an OBS Endpoint?
What Are the Advantages of Object Storage over SAN and NAS Storage?
Which Types of Data Can Be Stored in OBS?
How Much Data Can I Store in OBS?
Does OBS Support Traffic Monitoring?
Can Folders in OBS Be Used the Same Way as in a File System?
Where Is Data Stored in OBS?
Does OBS Support Access over HTTPS?
Can Other Users Access My Data Stored in OBS?
Does OBS Support Resumable Transfer?
Does OBS Support Batch Upload?
Does OBS Support Batch Download?
Does OBS Support Batch Deletion of Objects?
What Are the Factors That Affect Upload and Download Speed of OBS?
Why Did Some of My Data Stored on OBS Get Lost?
Can Deleted Data Be Recovered?
Will There Be Data Left Over in OBS After I Delete an Object?
Will My Bucket Performance Be Affected by Other Users' Services?
Access Control
How Can I Control Access to OBS?
What Are the Differences Between Using an IAM Policy and a Bucket Policy in Access Control?
What Is the Relationship Between a Bucket Policy and an Object Policy?
Buckets and Objects
Why Am I Unable to Create a Bucket?
Why Am I Unable to Upload an Object?
Why Am I Unable to Download an Object?
Why Can't I Delete a Bucket?
What Is the Relationship Between Bucket Storage Classes and Object Storage Classes?
Can I Modify the Region of a Bucket?
How Do I Obtain the Access Path to an Object?
Why Can't I Search for Certain Objects in My Bucket?
What Should I Do If an Error Message Is Displayed When I Use Internet Explorer to Access an Object URL That Contains Chinese Characters?
Tools
When Downloading a Folder Using obsutil, the Download Speed Slows After the Folder Download Progress Reaches 90%
With obsutil, Downloading a File Fails After the Download Progress Reaches 99%
How Do I Use the obsutil cp Command to Enable Incremental Upload, Download, or Replication?
APIs and SDKs
What Are the Differences Between PUT and POST Upload Methods?
Failure with OBS SDK in Uploading a File Greater than 5 GB
Why Don't the Signatures Match?
Security
How Is Data Security Ensured in OBS?
Does OBS Scan My Data for Other Purposes?
Can Engineers Export My Data from the Background of OBS?
How Does OBS Protect My Data from Being Stolen?
Can a Pair of AK and SK Be Replaced When It Is Being Used to Access OBS?
Can Multiple Users Share One Pair of AK and SK to Access OBS?
How Do I Use Fragment Management?
Why Are Fragments Generated?
How Do I Manage Fragments?
How Do I Use Versioning?
Can I Upload an Object to a Folder Where a Namesake Object Already Exists?
Can I Recover a Deleted Object?
Event Notification
Which Events Can Trigger Event Notifications?
How Do I Use Lifecycle Management?
What Are the Application Scenarios of Lifecycle Management?
How Do I Use Static Website Hosting?
Can OBS Host My Static Websites?
Which Types of Websites Can I Use OBS to Host?
How Do I Obtain the Static Website Hosting Address of a Bucket?
How Do I Use Cross-Region Replication?
What Are the Application Scenarios of Cross-Region Replication?
Will an Object Deletion in a Source Bucket Be Synchronized to the Destination Bucket?
Why Objects Are Not Copied to the Destination Bucket After the Cross-Region Replication Rule Has Been Created?
Server-Side Encryption
Does OBS Support Encrypted Upload?
What Encryption Technologies Can I Use to Encrypt Data on OBS?
Change History
Tool Guide (OBS Browser+) (Paris Region)
Introduction
OBS Browser+ Function Overview
Downloading OBS Browser+
Installing OBS Browser+
Logging In to OBS Browser+
FAQs
Where Can I Obtain Access Keys (AK and SK)?
Can I Install Two OBS Browser+ Tools from Different Sites in One System?
What Are the Differences Between OBS Browser+ and OBS Browser?
Does OBS Browser+ Support the Migration of Account and Task Information From OBS Browser?
Why Does the Task Processing Speed Slow After the Number of Tasks Exceeds a Million?
Why Are the Displayed Number of Objects and Used Storage Capacity Different from the Actual Number of Objects and Storage Capacity?
How Can I Locate Common Network Errors?
How Can I Permanently Share Files or Folders with Other Users?
How Can I Access a Specific Bucket or Directory?
Can I Cancel the Directory Sharing After a Directory Has Been Shared with Others?
Can OBS Browser+ List Objects with Special Characters in Their Names?
Uninstalling OBS Browser+
Change History
Tool Guide (obsfs) (Paris Region)
Introduction to obsfs
Environment Preparation
Resource Preparation
Downloading and Installing obsfs
Initializing obsfs
Operation Guide
Mounting a Parallel File System
Unmounting a Parallel File System
FAQs
Troubleshooting
Failures in Mounting a Parallel File System
Failure in Unmounting a Parallel File System
Related Operations
libfuse Installation Guide
Change History
Tool Guide (obsutil) (Paris Region)
obsutil Introduction
Downloading and Installing obsutil
Getting Started
Creating Access Keys (AK and SK)
Initializing the Configuration
Quick Start
Bucket Commands
Creating a Bucket
Listing Buckets
Querying Bucket Properties
Setting Bucket Properties
Deleting a Bucket
Object Commands
Creating a Folder
Uploading an Object
Querying Object Properties
Setting Object Properties
Listing Objects
Copying an Object
Moving an Object
Downloading an Object
Generating the Download Link of an Object
Deleting an Object
Synchronously Uploading Incremental Objects
Synchronously Copying Incremental Objects
Synchronously Downloading Incremental Objects
Restoring Objects from the Cold Storage
Resuming a Failed Upload Task
Resuming a Failed Copy Task
Resuming a Failed Download Task
Listing Multipart Upload Tasks
Deleting a Multipart Upload Task
Creating an Authorization Code for Directory Sharing
Listing Objects by Using an Authorization Code
Downloading Objects by Using an Authorization Code
Auxiliary Commands
Updating a Configuration File
Deleting Part Records
Viewing Command Help Information
Querying the Version Number
Archiving Log Files
Listing Failure Result Files
Common Examples
Upload
Synchronous Upload
Download
Synchronous Download
Copy
Synchronous Copy
Listing
Listing Multipart Upload Tasks
Deleting All Multipart Upload Tasks in a Bucket
Fault Locating
Overview
Log Files
Result Lists
Return Codes
Best Practices
Using the obsutil help Command to Search for Functions
Configuring Scheduled Tasks Using the Crontab Command
Setting obsutil Commands as Built-in Commands
Fine-Tuning obsutil Performance
Using obsutil for Resumable Data Transfer
Using obsutil to Upload a Symbolic Link
Configuring an HTTP Proxy for obsutil
Using obsutil to Share Directories
Using obsutil to Replicate Data Across Regions on the Client Side
Limiting the Upload and Download Rate for obsutil
FAQs
After Some Files Are Deleted in My Local Directory, Can obsutil Synchronously Delete Them from the Bucket?
Can I Use obsutil to Directly Save a Listing Result to a Local File?
Why Is the Size of Objects Queried by obsutil Inconsistent with That on OBS Console?
How Can I Find Out Why Some Tasks in a Batch Task Failed?
How Can I Locate and Rectify I/O Timeout and EOF Errors?
Why Is a Question Mark Displayed in the Batch Task Progress Bar?
Can Multiple config Files Be Placed in One Directory?
Can I Rename an Object or a Folder?
Configuration Parameters
Change History
Parallel File System Feature Guide(Paris Region)
Introduction
About Parallel File System
Application Scenarios
Constraints
Using PFS
Managing Parallel File Systems on OBS Console
Creating a Parallel File System
Managing Parallel File Systems by APIs
Supported APIs
Change History
Image Processing (Paris Region)
Introduction
What Is Image Processing?
Application Scenarios
Constraints
Common Concepts
Methods to Access Image Processing
Image Processing Function Overview
Start to Process (Using OBS Console)
Procedure
Uploading Images
Creating Image Styles
Applying Image Styles
Start to Process (Using APIs)
Procedure
Uploading Images
Processing Images
Typical Cases
Graphical User Interface (GUI) Mode
Code Mode
Obtaining Image Information
Obtaining Average RGB Value of an Image
Setting Image Effects
Brightness
Contrast
Sharpening
Blur
Resizing Images
Rotating Images
Rotation Settings
Adaptive Orientation
Cropping Images
Common Cropping
Inscribed Circle
Indexcropping
Rounded Corner Cropping
Watermarking Images
Public Parameters
Image Watermarks
Text Watermarks
Converting Formats
Converting Formats
Interlaced Image Loading
Changing Quality
Slimming Images
Image Persistency
FAQ
What Is Image Processing?
How to Access Image Processing?
How Many Styles Are Allowed To Be Created for Each Bucket?
What Formats Are Supported by Image Processing?
How Do I Access Image Processing with a URL?
Change History
Permissions Configuration Guide (Paris Region)
Introduction to OBS Access Control
Permission Control Mechanisms
IAM Permissions
Bucket Policies
ACLs
Access Requests
Accessing OBS Using Permanent Access Keys
Accessing OBS Using Temporary Access Keys
Accessing OBS Using a Temporary URL
Accessing OBS Using an IAM Agency
Typical Permission Control Scenarios
Configuration Cases in Typical Permission Control Scenarios
Granting Permissions to an IAM User Under the Current Account
Granting an IAM User the Permissions Required to List and Create Buckets
Granting an IAM User the Read/Write Permission for a Bucket
Granting an IAM User the Specified Permissions for a Bucket
Granting an IAM User the Read Permission for Specific Objects
Granting an IAM User the Specified Permissions for Certain Objects
Granting Permissions to Multiple IAM Users or User Groups Under the Current Account
Granting IAM User Groups All Permissions for All OBS Resources
Granting IAM User Groups Basic Permissions for All OBS Resources
Granting IAM User Groups the Specified Permissions for All OBS Resources
Granting IAM User Groups the Specified Permissions for Certain OBS Resources
Granting IAM User Groups the Specified Permissions for a Folder
Granting Permissions to Other Accounts
Granting Other Accounts the Read/Write Permission for a Bucket
Granting Other Accounts the Specified Permissions for a Bucket
Granting IAM Users Under an Account the Access to a Bucket and the Resources in It
Granting Other Accounts the Read Permission for Certain Objects
Granting Other Accounts the Specified Permissions for Certain Objects
Granting Permissions to Anonymous Users
Granting Anonymous Users the Public Read Permission for a Bucket
Granting Anonymous Users the Read Permission for a Directory
Granting Anonymous Users the Read Permission for Certain Objects
Temporarily Sharing Objects with Anonymous Users
Granting Temporary Access to OBS
Restricting Access to a Bucket for Specific IP Addresses
Appendix
Bucket Policy Parameters
Relationship Between Bucket Policies and Bucket ACLs
Change History
User Guide (Kuala Lumpur Region)
Service Overview
About OBS
Advantages
Application Scenarios
Permissions Management
Constraints
Related Services
Basic Concepts
Objects
Buckets
Parallel File System
Access Keys (AK/SK)
Endpoints and Domain Names
Region and AZ
OBS Console Operation Guide
Console Function Overview
Restrictions
Getting Started
Process Description
Configuring User Permissions
Creating a Bucket
Uploading an Object
Downloading an Object
Deleting an Object
Deleting a Bucket
Storage Classes Overview
Managing Buckets
Creating a Bucket
Viewing Basic Information of a Bucket
Searching for a Bucket
Deleting a Bucket
Managing Objects
Creating a Folder
Uploading an Object
Downloading an Object
Searching for an Object or Folder
Accessing an Object Using Its URL
Restoring an Object from Cold Storage
Deleting an Object or Folder
Undeleting an Object
Managing Fragments
Server-Side Encryption
Server-Side Encryption Overview
Bucket Default Encryption
Enabling Server-Side Encryption When Uploading an Object
Object Metadata
Object Metadata Overview
About Object Metadata Content-Type
Configuring Object Metadata
Bucket Inventories
Bucket Inventory Overview
Configuring a Bucket Inventory
Permissions Control
Overview
Permission Control Mechanisms
IAM Policies
Bucket Policies and Object Policies
Bucket ACLs and Object ACLs
Relationship Between a Bucket ACL and a Bucket Policy
How Does Authorization Work When Multiple Access Control Mechanisms Co-Exist?
Bucket Policy Parameters
Effect
Principals
Resources
Actions
Conditions
Configuring IAM Policies
Creating an IAM User and Granting OBS Permissions
Configuring Fine-Grained Policies
OBS Resources
Configuring a Bucket Policy
Configuring a Standard Bucket Policy
Configuring a Custom Bucket Policy
Configuring an Object Policy
Configuring a Bucket ACL
Configuring an Object ACL
Application Cases
Granting an IAM User Permissions to Operate a Specific Bucket
Granting Other Accounts Permissions to Operate a Specific Bucket
Restricting Access to a Bucket for Specific Addresses
Limiting the Time When Objects in a Bucket Are Accessible
Granting Anonymous Users Permission to Access Objects
Granting Anonymous Users Permission to Access Folders
Versioning
Versioning Overview
Configuring Versioning
Logging
Logging Overview
Configuring Access Logging for a Bucket
Tags
Tag Overview
Adding Tags to a Bucket
Event Notifications
SMN-Enabled Event Notifications
Configuring SMN-Enabled Event Notification
Application Example: Configuring SMN-Enabled Event Notification
Lifecycle Management
Lifecycle Management Overview
Configuring a Lifecycle Rule
Configuring User-Defined Domain Names
Overview
Static Website Hosting
Static Website Hosting Overview
Redirection Overview
Configuring Static Website Hosting
Configuring Redirection
Using a User-Defined Domain Name to Configure Static Website Hosting
Cross-Origin Resource Sharing
CORS Overview
Configuring CORS
URL Validation
URL Validation Overview
Configuring URL Validation
Monitoring
Monitoring OBS
OBS Monitoring Metrics
Related Operations
Creating an Agency
Troubleshooting
An Object Fails to Be Downloaded Using Internet Explorer 11
OBS Console Couldn't Be Opened in Internet Explorer 9
The Object Name Changes After an Object with a Long Name Is Downloaded to a Local Computer
Failed to Configure Event Notifications
Time Difference Is Longer Than 15 Minutes Between the Client and Server
Error Code List
FAQ
OBS Basics
How Can I Get Started with OBS?
How Do I Obtain an OBS Endpoint?
What Are the Advantages of Object Storage over SAN and NAS Storage?
Which Types of Data Can Be Stored in OBS?
How Much Data Can I Store in OBS?
Does OBS Support Traffic Monitoring?
Can Folders in OBS Be Used the Same Way as in a File System?
Where Is Data Stored in OBS?
Does OBS Support Access over HTTPS?
Can Other Users Access My Data Stored in OBS?
Does OBS Support Resumable Transfer?
Does OBS Support Batch Upload?
Does OBS Support Batch Download?
Does OBS Support Batch Deletion of Objects?
What Are the Factors That Affect Upload and Download Speeds of OBS?
Why Did Some of My Data Stored on OBS Get Lost?
Can Deleted Data Be Recovered?
Will There Be Data Left Over in OBS After I Delete an Object?
Will My Bucket Performance Be Affected by Other Users' Services?
Access Control
How Can I Control Access to OBS?
What Are the Differences Between Using an IAM Policy and a Bucket Policy in Access Control?
What Is the Relationship Between a Bucket Policy and an Object Policy?
Buckets and Objects
Why Am I Unable to Create a Bucket?
Why Am I Unable to Upload an Object?
Why Am I Unable to Download an Object?
Why Can't I Delete a Bucket?
What Is the Relationship Between Bucket Storage Classes and Object Storage Classes?
Can I Modify the Region of a Bucket?
How Do I Obtain the Access Path to an Object?
Why Can't I Search for Certain Objects in My Bucket?
What Do I Do If I Encounter an Error While Trying to Access an Object URL with Full-Width Characters Using Internet Explorer?
Tools
When Downloading a Folder Using obsutil, the Download Speed Slows After the Folder Download Progress Reaches 90%
With obsutil, Downloading a File Fails After the Download Progress Reaches 99%
How Do I Use the obsutil cp Command to Enable Incremental Upload, Download, or Replication?
APIs and SDKs
What Are the Differences Between PUT and POST Upload Methods?
Failure with OBS SDK in Uploading a File Greater than 5 GB
Security
How Is Data Security Ensured in OBS?
Does OBS Scan My Data for Other Purposes?
Can Engineers Export My Data from the Background of OBS?
How Does OBS Protect My Data from Being Stolen?
Can a Pair of AK and SK Be Replaced When It Is Being Used to Access OBS?
Can Multiple Users Share One Pair of AK and SK to Access OBS?
Fragment Management
Why Are Fragments Generated?
How Do I Manage Fragments?
Versioning
Can I Upload Objects with the Same Name to the Same Folder?
Can I Recover a Deleted Object?
Tags
Can I Search for a Bucket by Tag?
What Can I Do with Tags?
Event Notifications
Which Events Can Trigger Event Notifications?
How Do I Use Lifecycle Management?
What Are the Application Scenarios of Lifecycle Management?
How Do I Use Static Website Hosting?
Can I Host My Static Websites on OBS?
Which Types of Websites Can I Use OBS to Host?
How Do I Obtain the Static Website Hosting Address of a Bucket?
Change History
API Reference (Kuala Lumpur Region)
Before You Start
Overview
API Calling
Endpoints
Basic Concepts
API Overview
Calling APIs
Constructing a Request
Authentication
User Signature Authentication
Authentication of Signature in a Header
Authentication of Signature in a URL
Authentication of Signature Carried in the Table Uploaded Through a Browser
Returned Values
Getting Started
Creating a Bucket
Listing Buckets
Uploading an Object
APIs
Operations on Buckets
Listing Buckets
Creating a Bucket
Listing Objects in a Bucket
Obtaining Bucket Metadata
Obtaining Bucket Location
Deleting Buckets
Advanced Bucket Settings
Configuring a Bucket Policy
Obtaining Bucket Policy Information
Deleting a Bucket Policy
Configuring a Bucket ACL
Obtaining Bucket ACL Information
Configuring Logging for a Bucket
Obtaining a Bucket Logging Configuration
Configuring Bucket Lifecycle Rules
Obtaining Bucket Lifecycle Configuration
Deleting Lifecycle Rules
Configuring Versioning for a Bucket
Obtaining Bucket Versioning Status
Configuring Event Notification for a Bucket
Obtaining the Event Notification Configuration of a Bucket
Configuring Storage Class for a Bucket
Obtaining Bucket Storage Class Information
Configuring Tags for a Bucket
Obtaining Bucket Tags
Deleting Tags
Configuring Bucket Storage Quota
Querying Bucket Storage Quota
Obtaining Storage Information of a Bucket
Configuring a Custom Domain Name for a Bucket
Obtaining the Custom Domain Name of a Bucket
Deleting the Custom Domain Name of a Bucket
Configuring Bucket Encryption
Obtaining Bucket Encryption Configuration
Deleting the Encryption Configuration of a Bucket
Static Website Hosting
Configuring Static Website Hosting for a Bucket
Obtaining the Static Website Hosting Configuration of a Bucket
Deleting the Static Website Hosting Configuration of a Bucket
Configuring Bucket CORS
Obtaining the CORS Configuration of a Bucket
Deleting the CORS Configuration of a Bucket
OPTIONS Bucket
OPTIONS Object
Operations on Objects
Uploading an Object - PUT
Uploading an Object - POST
Copying an Object
Downloading an Object
Querying Object Metadata
Deleting an Object
Deleting Objects
Restoring Cold Objects
Appending an Object
Configuring an Object ACL
Obtaining Object ACL Configuration
Modifying Object Metadata
Modifying an Object
Truncating an Object
Renaming an Object
Operations on Multipart Upload
Listing Initiated Multipart Uploads in a Bucket
Initiating a Multipart Upload
Uploading Parts
Copying Parts
Listing Uploaded Parts
Completing a Multipart Upload
Canceling a Multipart Upload Task
Server-Side Encryption
Server-Side Encryption Overview
SSE-KMS
SSE-C
API Operations Related to Server-Side Encryption
Error Codes
IAM Policies and Supported Actions
Introduction
Bucket Actions
Object Actions
Appendixes
Status Codes
Obtaining Access Keys (AK/SK)
Obtaining a Domain ID and a User ID
Consistency of Concurrent Operations
Change History
Tool Guide (OBS Browser+) (Kuala Lumpur Region)
Introduction
OBS Browser+ Function Overview
Downloading OBS Browser+
Installing OBS Browser+
Logging In to OBS Browser+
FAQs
Where Can I Obtain Access Keys (AK and SK)?
Can I Install Two OBS Browser+ Tools from Different Sites in One System?
Why Does the Task Processing Speed Slow After the Number of Tasks Exceeds a Million?
Why Are the Displayed Number of Objects and Used Storage Capacity Different from the Actual Number of Objects and Storage Capacity?
How Can I Locate Common Network Errors?
How Can I Permanently Share Files or Folders with Other Users?
How Can I Access a Specific Bucket or Directory?
Can I Cancel the Directory Sharing After a Directory Has Been Shared with Others?
Can I Query the Number and Size of Files in a Folder on OBS Browser+?
Uninstalling OBS Browser+
Change History
Tool Guide (obsfs) (Kuala Lumpur Region)
Introduction to obsfs
Environment Preparation
Resource Preparation
Downloading and Installing obsfs
Initializing obsfs
Operation Guide
Mounting a Parallel File System
Unmounting a Parallel File System
FAQs
Troubleshooting
Failure in Mounting a Parallel File System
Failure in Unmounting a Parallel File System
Related Operations
libfuse Installation Guide
Change History
Parallel File System Feature Guide (Kuala Lumpur Region)
Introduction
About Parallel File System
Application Scenarios
Constraints
Using PFS
Managing Parallel File Systems on OBS Console
Creating a Parallel File System
Managing Parallel File Systems by APIs
Supported APIs
Managing Parallel File Systems by obsfs
Change History
Best Practices (Kuala Lumpur Region)
Accessing OBS from an ECS over the Intranet
Overview
Using OBS Browser+ on a Windows ECS to Access OBS over the Intranet
Change History
User Guide (Ankara Region)
Service Overview
About OBS
Advantages
Application Scenarios
Permissions Management
Constraints
Using OBS
Related Services
Basic Concepts
Objects
Buckets
Parallel File System
Access Keys (AK/SK)
Endpoints and Domain Names
Region and AZ
Configuration Before Use
Configuring the Local hosts File
OBS Console Operation Guide
Console Function Overview
Restrictions
Getting Started
Process Description
Configuring User Permissions
Creating a Bucket
Uploading an Object
Downloading an Object
Deleting an Object
Deleting a Bucket
Managing Buckets
Creating a Bucket
Viewing Basic Information of a Bucket
Searching for a Bucket
Deleting a Bucket
Managing Objects
Creating a Folder
Uploading an Object
Downloading an Object
Searching for an Object or Folder
Accessing an Object Using Its URL
Deleting an Object or Folder
Undeleting an Object
Managing Fragments
Object Metadata
Object Metadata Overview
About Object Metadata Content-Type
Configuring Object Metadata
Bucket Inventories
Bucket Inventory Overview
Configuring a Bucket Inventory
Permissions Control
Overview
Permission Control Mechanisms
IAM Policies
Bucket Policies and Object Policies
Bucket ACLs and Object ACLs
Relationship Between a Bucket ACL and a Bucket Policy
How Does Authorization Work When Multiple Access Control Mechanisms Co-Exist?
Bucket Policy Parameters
Effect
Principals
Resources
Actions
Conditions
Configuring IAM Policies
Creating an IAM User and Granting OBS Permissions
Configuring Fine-Grained Policies
Configuring a Bucket Policy
Creating a Bucket Policy with a Template
Creating a Custom Bucket Policy (Visual Editor)
Creating a Custom Bucket Policy (JSON View)
Configuring an Object Policy
Configuring a Bucket ACL
Configuring an Object ACL
Application Cases
Granting an IAM User Permissions to Operate a Specific Bucket
Granting Other Accounts Permissions to Operate a Specific Bucket
Restricting Access to a Bucket for Specific Addresses
Limiting the Time When Objects in a Bucket Are Accessible
Granting Anonymous Users Permission to Access Objects
Granting Anonymous Users Permission to Access Folders
Versioning
Versioning Overview
Configuring Versioning
Logging
Logging Overview
Configuring Access Logging for a Bucket
Event Notifications
SMN-Enabled Event Notifications
Configuring SMN-Enabled Event Notification
Application Example: Configuring SMN-Enabled Event Notification
Cross-Region Replication
Cross-Region Replication Overview
Configuring Cross-Region Replication
Cross-Cluster Replication
Lifecycle Management
Lifecycle Management Overview
Configuring a Lifecycle Rule
Configuring User-Defined Domain Names
Overview
Configuring a User-Defined Domain Name
Static Website Hosting
Static Website Hosting Overview
Redirection Overview
Configuring Static Website Hosting
Configuring Redirection
Cross-Origin Resource Sharing
CORS Overview
Configuring CORS
URL Validation
URL Validation Overview
Configuring URL Validation
Task Center
Two-AZ DR
Overview
Configuring Two-AZ DR
Related Operations
Creating an Agency
Troubleshooting
An Object Fails to Be Downloaded Using Internet Explorer 11
OBS Console Couldn't Be Opened in Internet Explorer 9
The Object Name Changes After an Object with a Long Name Is Downloaded to a Local Computer
Failed to Configure Event Notifications
Time Difference Is Longer Than 15 Minutes Between the Client and Server
Error Code 500 Is Returned When a Bucket with the Name of the Bucket Failing to Be Created in AZ 2 Is Created in AZ 1
Object Upload or Download Errors
Error Code List
FAQ
OBS Basics
How Can I Get Started with OBS?
What Are the Advantages of Object Storage over SAN and NAS Storage?
Which Types of Data Can Be Stored in OBS?
How Much Data Can I Store in OBS?
Can Folders in OBS Be Used the Same Way as in a File System?
Where Is Data Stored in OBS?
Does OBS Support Access over HTTPS?
Can Other Users Access My Data Stored in OBS?
Does OBS Support Resumable Transfer?
Does OBS Support Batch Upload?
Does OBS Support Batch Download?
Does OBS Support Batch Deletion of Objects?
What Are the Factors That Affect Upload and Download Speeds of OBS?
Why Did Some of My Data Stored on OBS Get Lost?
Can Deleted Data Be Recovered?
Will There Be Data Left Over in OBS After I Delete an Object?
Will My Bucket Performance Be Affected by Other Users' Services?
Access Control
How Can I Control Access to OBS?
What Are the Differences Between Using an IAM Policy and a Bucket Policy in Access Control?
What Is the Relationship Between a Bucket Policy and an Object Policy?
Buckets and Objects
Why Am I Unable to Create a Bucket?
Why Am I Unable to Upload an Object?
Why Am I Unable to Download an Object?
Why Can't I Delete a Bucket?
Can I Rename an Object?
Can I Modify the Region of a Bucket?
How Do I Obtain the Access Path to an Object?
Why Can't I Search for Certain Objects in My Bucket?
Does OBS Support Storage Quota Management?
Security
How Is Data Security Ensured in OBS?
Does OBS Scan My Data for Other Purposes?
Can Engineers Export My Data from the Background of OBS?
How Does OBS Protect My Data from Being Stolen?
Can a Pair of AK and SK Be Replaced When It Is Being Used to Access OBS?
Can Multiple Users Share One Pair of AK and SK to Access OBS?
Durability and Availability
How Are the Durability and Availability of OBS?
What Are the Differences Between Single-AZ and Multi-AZ Storage in OBS?
What Redundancy Techniques Does OBS Use?
What Are the OBS SLA and Its Constraints?
Fragment Management
Why Are Fragments Generated?
How Do I Manage Fragments?
Versioning
Can I Upload Objects with the Same Name to the Same Folder?
Can I Recover a Deleted Object?
Event Notifications
Which Events Can Trigger Event Notifications?
How Do I Use Lifecycle Management?
What Are the Application Scenarios of Lifecycle Management?
How Do I Use Static Website Hosting?
Can I Host My Static Websites on OBS?
Which Types of Websites Can I Use OBS to Host?
How Do I Obtain the Static Website Hosting Address of a Bucket?
How Do I Use Cross-Region Replication?
What Are the Application Scenarios of Cross-Region Replication?
Will an Object Deletion in a Source Bucket Be Synchronized to the Destination Bucket?
Why Objects Are Not Copied to the Destination Bucket After the Cross-Region Replication Rule Has Been Created?
Change History
API Reference (Ankara Region)
Before You Start
Overview
API Calling
Endpoints
Basic Concepts
API Overview
Calling APIs
Constructing a Request
Authentication
User Signature Authentication
Authentication of Signature in a Header
Authentication of Signature in a URL
Authentication of Signature Carried in the Table Uploaded Through a Browser
Returned Values
Getting Started
Creating a Bucket
Listing Buckets
Uploading an Object
APIs
Operations on Buckets
Listing Buckets
Creating a Bucket
Listing Objects in a Bucket
Obtaining Bucket Metadata
Obtaining Bucket Location
Deleting Buckets
Advanced Bucket Settings
Configuring a Bucket Policy
Obtaining Bucket Policy Information
Deleting a Bucket Policy
Configuring a Bucket ACL
Obtaining Bucket ACL Information
Configuring Logging for a Bucket
Obtaining a Bucket Logging Configuration
Configuring Bucket Lifecycle Rules
Obtaining Bucket Lifecycle Configuration
Deleting Lifecycle Rules
Configuring Versioning for a Bucket
Obtaining Bucket Versioning Status
Configuring Event Notification for a Bucket
Obtaining the Event Notification Configuration of a Bucket
Configuring Cross-Region Replication for a Bucket
Obtaining the Cross-Region Replication Configuration of a Bucket
Deleting the Cross-Region Replication Configuration of a Bucket
Configuring Tags for a Bucket
Obtaining Bucket Tags
Deleting Tags
Configuring Bucket Storage Quota
Querying Bucket Storage Quota
Obtaining Storage Information of a Bucket
Configuring Bucket Inventories
Obtaining a Specific Inventory of a Bucket
Listing All Inventories of a Bucket
Deleting Bucket Inventories
Configuring a Custom Domain Name for a Bucket
Obtaining the Custom Domain Name of a Bucket
Deleting the Custom Domain Name of a Bucket
Configuring Cross-Cluster Replication for a Bucket
Obtaining the Cross-Cluster Replication Configuration of a Bucket
Deleting the Cross-Cluster Replication Configuration of a Bucket
Static Website Hosting
Configuring Static Website Hosting for a Bucket
Obtaining the Static Website Hosting Configuration of a Bucket
Deleting the Static Website Hosting Configuration of a Bucket
Configuring Bucket CORS
Obtaining the CORS Configuration of a Bucket
Deleting the CORS Configuration of a Bucket
OPTIONS Bucket
OPTIONS Object
Operations on Objects
Uploading an Object - PUT
Uploading an Object - POST
Copying an Object
Downloading an Object
Querying Object Metadata
Deleting an Object
Deleting Objects
Appending an Object
Configuring an Object ACL
Obtaining Object ACL Configuration
Modifying Object Metadata
Modifying an Object
Truncating an Object
Renaming an Object
Operations on Multipart Upload
Listing Initiated Multipart Uploads in a Bucket
Initiating a Multipart Upload
Uploading Parts
Copying Parts
Listing Uploaded Parts
Completing a Multipart Upload
Canceling a Multipart Upload Task
Error Codes
IAM Policies and Supported Actions
Introduction
Bucket Actions
Object Actions
Appendixes
Status Codes
Obtaining Access Keys (AK/SK)
Obtaining a Domain ID and a User ID
Consistency of Concurrent Operations
Change History
Parallel File System Feature Guide(Ankara Region)
Introduction
About Parallel File System
Application Scenarios
Constraints
Using PFS
Managing Parallel File Systems on OBS Console
Creating a Parallel File System
Managing Parallel File Systems by APIs
Supported APIs
Change History
Tool Guide (OBS Browser+) (Ankara Region)
Introduction
OBS Browser+ Function Overview
Downloading OBS Browser+
Installing OBS Browser+
Logging In to OBS Browser+
FAQs
Where Can I Obtain Access Keys (AK and SK)?
Can I Install Two OBS Browser+ Tools from Different Sites in One System?
Why Does the Task Processing Speed Slow After the Number of Tasks Exceeds a Million?
Why Are the Displayed Number of Objects and Used Storage Capacity Different from the Actual Number of Objects and Storage Capacity?
How Can I Access a Specific Bucket or Directory?
Can OBS Browser+ List Objects with Special Characters in Their Names?
Uninstalling OBS Browser+
Change History
Tool Guide (obsutil) (Ankara Region)
obsutil Introduction
Downloading and Installing obsutil
Getting Started
Creating Access Keys (AK and SK)
Initializing the Configuration
Quick Start
Bucket Commands
Creating a Bucket
Listing Buckets
Querying Bucket Properties
Setting Bucket Properties
Deleting a Bucket
Object Commands
Creating a Folder
Uploading an Object
Querying Object Properties
Setting Object Properties
Listing Objects
Copying an Object
Moving an Object
Downloading an Object
Generating the Download Link of an Object
Deleting an Object
Synchronously Uploading Incremental Objects
Synchronously Copying Incremental Objects
Synchronously Downloading Incremental Objects
Resuming a Failed Upload Task
Resuming a Failed Copy Task
Resuming a Failed Download Task
Listing Multipart Upload Tasks
Deleting a Multipart Upload Task
Auxiliary Commands
Updating a Configuration File
Deleting Part Records
Viewing Command Help Information
Querying the Version Number
Archiving Log Files
Listing Failure Result Files
Common Examples
Upload
Synchronous Upload
Download
Synchronous Download
Copy
Synchronous Copy
Listing
Listing Multipart Upload Tasks
Deleting All Multipart Upload Tasks in a Bucket
Fault Locating
Overview
Log Files
Result Lists
Return Codes
Best Practices
Using the obsutil help Command to Search for Functions
Configuring Scheduled Tasks Using the Crontab Command
Setting obsutil Commands as Built-in Commands
Fine-Tuning obsutil Performance
Using obsutil for Resumable Data Transfer
Using obsutil to Upload a Symbolic Link
Configuring an HTTP Proxy for obsutil
Using obsutil to Replicate Data Across Regions on the Client Side
Limiting the Upload and Download Rate for obsutil
FAQs
After Some Files Are Deleted in My Local Directory, Can obsutil Synchronously Delete Them from the Bucket?
Can I Use obsutil to Directly Save a Listing Result to a Local File?
Why Is the Size of Objects Queried by obsutil Inconsistent with That on OBS Console?
How Can I Find Out Why Some Tasks in a Batch Task Failed?
How Can I Locate and Rectify I/O Timeout and EOF Errors?
Why Is a Question Mark Displayed in the Batch Task Progress Bar?
Can Multiple config Files Be Placed in One Directory?
Configuration Parameters
Change History
Operation Guide (Leaving soon. Moving to User Guide.)
Before You Start
Overview
Using OBS
Accessing OBS
Storage Classes
Bucket Management
Bucket Overview
Creating a Bucket
Listing Buckets
Viewing Bucket Information
Managing Bucket Quotas
Deleting Buckets
Replicating Settings from an Existing Bucket
Object Management
Object Overview
Uploading Objects
Uploading an Object
Uploading Objects Using a Multipart Upload
Downloading Objects
Managing Folders
Creating a Folder
Sharing a Folder
Other Object Operations
Listing Objects
Copying Objects
Viewing Object Information
Sharing Objects
Managing Object Metadata
Restoring Objects from the Archive or Deep Archive Storage
Direct Reading
Deleting Objects
Deleting an Object
Undeleting an Object
Managing Fragments
Permissions Control
Data Management
Lifecycle Management
Tags
Bucket Inventory
Event Notifications
Usage Statistics
Data Access
Static Website Hosting
Back to Source
Domain Name Management
User-Defined Domain Name Configuration
Data Security
Server-Side Encryption
WORM
CORS
Versioning
Cross-Region Replication
URL Validation
Data Processing
Image Processing
Online Decompression
Monitoring and Logging
Monitoring
Auditing
Logging
Parallel File System
Image Processing (Leaving soon. Moving to User Guide.)
Introduction
What Is Image Processing?
Application Scenarios
Constraints
Basic Concepts
Accessing Image Processing
Image Processing Functions
Using Image Processing on OBS Console
Process
Logging In to OBS Console
Uploading an Image
Creating an Image Style
Using the Image Style
Using Image Processing with APIs
Process
Creating an Account and Enabling OBS
Uploading an Image
Processing the Image
Typical Cases
Processing an Image with GUI
Processing an Image by Editing Code
Getting Information About an Image
Getting the Average RGB Value of an Image
Setting Image Effects
Brightness
Contrast
Sharpness
Blur
Resizing Images
Rotating Images
Rotation Settings
Adaptive Orientation
Cropping Images
Common Cropping
Inscribed Circles
Indexcropping
Rounded Corner Cropping
Watermarking Images
Public Parameters
Image Watermarks
Text Watermarks
Converting Image Formats
Converting Formats
Interlaced Image Loading
Changing Image Quality
Slimming Images
Image Processing Persistency
FAQ
What Is Image Processing?
How Do I Access Image Processing?
How Is Image Processing Billed?
How Many Image Styles Can I Create in a Bucket?
What Formats Does Image Processing Support?
How Do I Access Image Processing with a URL?
Where Are Processed Images Stored After CDN Acceleration Is Enabled?
Why Was My Bucket Accessed by IP Addresses Starting with 100 After I Performed Image Processing in My Logging-enabled Bucket?
Parallel File System (Leaving soon. Moving to User Guide.)
Introduction
About PFS
Application Scenarios
Constraints
Using PFS
Billing
Features
Lifecycle Management
Permissions Configuration
Using PFS on a Console
Creating a Parallel File System
Using PFS with OBS APIs
Compatibility Between OBS APIs and PFS
FAQs
Why Is 256 TB Displayed After I Mounted a Parallel File System?
Can I Sort Files in the File List?
Change History