备注

AI Translation Notice

This document was automatically translated by Qwen/Qwen3-8B model, for reference only.

• Source document: kernel/filesystem/unionfs/index.rst

• Translation time: 2025-05-19 01:41:16

• Translation model: Qwen/Qwen3-8B

Please report issues via Community Channel

Union Filesystem

Union Filesystem: OverlayFS merges multiple filesystems (referred to as “layers”) into a single logical filesystem, allowing users to see a unified directory structure.

• overlayfs