Torch Object Storage
Torch Object Storage
Torch Object Storage
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tosutil
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tosfsspec
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The header contains a signature
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video to GIF
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Java
Pre-signing Mechanism
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Audio Processing
Log Configuration
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Bucket base interface
Introduction to Typical Scenes
Python
Data processing
Pre-signature mechanism
Bucket interface
Basic bucket interface
Manage bucket configuration
Object interface
Upload object
Download object
Copy object
List objects
Introduction to typical scenes
C
Object Interface
Upload object
C++
Pre-signature Mechanism
Bucket Interface
Basic Bucket Interface
Manage Bucket Configuration
Object Interface
Upload Object
Download Object
Copy Object
List Objects
Data Processing
Go
Object Interface
Upload Object
Download Object
Copy Object
List Objects
Manage Objects
Bucket Interface
Manage Bucket Configuration
Data Processing
Log Configuration
Introduction to Typical Scenes
Pre-signature Mechanism
Node.js
Pre-signature Mechanism
Bucket Interface
Basic Bucket Interface
Manage Bucket Configuration
Object Interface
Upload object
Download object
Copy object
List objects
Data Processing
Image Processing
Introduction to Typical Scenes
Browser.js
Pre-signature Mechanism
Upload Object
Download Object
Copy Object
List Objects
Manage Objects
Data Processing
.NET
Bucket Interface
Object Interface
Upload Object
Download Object
List Objects
Introduction to Typical Scenes
PHP
Bucket Interface
Object Interface
Download Object
Data Processing
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Android
Bucket Interface
Object Interface
Upload Object
Download Object
Exception Handling
iOS
Bucket Interface
Object Interface
Upload Object
Download Object
Harmony
Pre-signature Mechanism
Bucket Interface
Object Interface
Upload Object
Download Object
List Objects v2
Introduction to Typical Scenarios
Rust
Pre-signing mechanism
Bucket interface
Basic bucket operations
Lifecycle rules
Bucket ACLs
Cross-origin resource sharing
Bucket inventory
Back-to-origin rules
Bucket replication
Static website hosting
Event notification
Custom domain
Server-side encryption
Object interface
Basic operation
Access control
Error Codes
01-SERVICE_ERROR
02-AUTH
03-ACCESS_CONTROL
04-QOS
05-REQUEST
06-BUCKET
07-LIFECYCLE
08-ACL
09-CORS
10-POLICY
11-MIRROR
12-REPLICATION
13-WEBSITE
14-NOTIFICATION
15-ENCRYPT
16-CUSTOMDOMAIN
17-OBJECT
18-TAG
19-MULTIPART
20-STORAGE_CLASS
21-CALLBACK
22-DATA_PROCESS
23-BATCH
24-STORAGE_LENS
25-INVENTORY
26-DIRECTORY_BUCKET
FAQ
Best Practices
AIGC-Doubao LLMs
Accessing TOS with third-party tools
Granting temporary access
Data migration
Data processing
Checking data integrity
Performance optimization
- Documentation
Torch Object StorageTool GuidetosutilOverview
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Overview
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tosutil is a command-line tool used to access and manage TOS. This tool allows you to perform batch data processing between local storage and TOS. You can use it to upload and download small- to medium-sized data to and from the cloud, as well as integrate automated scripting tasks.
Downloading and installing tosutil
Supported features
The following is a list of the common commands of tosutil.
Type | Command | Description |
Common commands | ls | Lists buckets, objects, or in-progress multipart uploads. |
| Creates a folder. | |
| du | Calculates the size and number of objects and parts within the bucket. |
| mb | Create a new bucket using the provided bucket name and parameters. |
| cp | Uploads, downloads or copies objects. |
| Sets object metadata. | |
| stat | Queries bucket or object properties. |
| rm | Deletes buckets or objects, or aborts multipart uploads. |
| Creates authorization codes for sharing objects. These authorization codes can be used to list or download the objects. | |
| Sets the predefined access control lists (ACLs) for buckets or objects. | |
| Mounts a bucket as a local file system directory. | |
Auxiliary commands | Returns a configuration file's path and updates key configurations of the file. | |
| help | Returns a command's help information. |
| Tests upload and download speeds. | |
| Identifies network issues with a single click. warning This command only works on Linux and macOS. | |
| hash | Computes hash values for files |
| fcp | Copies local files or folders. |
| Deletes checkpoint files in the specified folder and removes unnecessary files. | |
| Querys the version number. | |
| ping | Measures network latency. |
| Calculates the time it takes to establish a network connection. | |
| Traces the path that an Internet Protocol (IP) packet takes to its destination. | |
| curl | Sends HTTP requests. |
Common examples
The following documents provide examples to help you select the appropriate command.
Troubleshooting
The following documents address the most frequently asked questions and exit codes that you may encounter while using tosutil.
Last updated: 2025.12.17 18:33:42
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