mergerfs/mkdocs/docs/intro_to_filesystems.md

Intro to Filesystems

WORK IN PROGRESS

mergerfs is a union filesystem that manages other filesystems. To understand how mergerfs works and what the features do and mean you must understand at least the basics of how filesystems work. Much of the confusion with mergerfs is based in a lack of knowledge about filesystems. This section of the documentation is provide a primer for those needing that knowledge.

terminology

files

types

• regular:
• directory:
• symlink:
• fifo:
• unix domain socket:

inodes

names

permissions

owership

functions

workflows

creating a file

reading or writing to a file

copying a file

moving a file