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Object Storage Service:ossutil command reference

Last Updated:Jan 10, 2024

ossutil is a command-line tool that you can use to efficiently manage objects in Object Storage Service (OSS). For example, you can use ossutil to upload large objects, download objects, and share objects. This topic describes ossutil commands for different systems.

The sample command lines in this topic are based on the 64-bit Linux system. For other systems, replace ./ossutil64 in the commands with the corresponding binary name. For example, on 64-bit Windows, replace ./ossutil64 with ossutil64.exe. The following table lists the binary names corresponding to different systems.


Binary name

64-bit Linux


32-bit Linux


64-bit Windows


32-bit Windows


64-bit macOS


32-bit macOS


64-bit ARM


32-bit ARM