Constraints

Operations

• An existing OBS bucket cannot be changed to a parallel file system. For details about how to create a parallel file system, see Creating a Parallel File System.
• Parallel file systems do not support quota configuration. By default, there is no quota limit.

Functions

• Image processing currently cannot be used to process (such as downsize, resize, or watermark) images stored in parallel file systems.
• Server-side encryption is not supported.
• Cross-region replication is not supported.
• Versioning is not supported.
• Bucket inventory is not supported.
• Static website hosting is not supported.
• Changing file storage class is not supported.
• Configuration of default storage class for a parallel file system is not supported.

Naming

• In a parallel file system, a file name cannot contain two consecutive slashes (//). For example, if you name a file as test//123.txt, an error will be reported.