Keywords: sag

Next: Background Up: Linux System Administrators' Guide Previous: The filesystem layout

# Overview of the Directory Tree

Two days later, there was Pooh,
sitting on his branch, dangling his
legs, and there, beside him, were four
pots of honey...
(A.A. Milne)

This chapter describes the important parts of a standard Linux directory tree, based on the FSSTND filesystem standard. It outlines the normal way of breaking the directory tree into separate filesystems with different purposes and gives the motivation behind this particular split. Some alternative ways of splitting are also described.

- Background
- The root filesystem
  - The `/etc` directory
  - The `/dev` directory
- The `/usr` filesystem
- The `/var` filesystem
- The `/proc` filesystem