Linux Filesystem Hierarchy

Version 0.63

Binh Nguyen

2003-12-19

This document outlines the set of requirements and guidelines for file and directory placement under the Linux operating system according to those of the FSSTND v2.2 final (May 23, 2001) and also its actual implementation on an arbitrary system. It is meant to be accessible to all members of the Linux community, be distribution independent and is intended discuss the impact of the FSSTND and how it has managed to increase the efficiency of support interoperability of applications, system administration tools, development tools, and scripts as well as greater uniformity of documentation for these systems. The next revision of this document will occur when FSSTND 2.3 is finalised.

Legal Notice
Table of Contents
Source and pre-formatted versions available
1. Linux Filesystem Hierarchy
1.1. Foreward
1.2. The Root Directory
1.3. /bin
1.4. /boot
1.5. /initrd
1.6. /dev
1.7. /lib
1.8. /lost+found
1.9. /mnt
1.10. /proc
1.11. /root
1.12. /sbin
1.13. /etc
1.14. /home
1.15. /var
1.16. /usr
1.17. /opt
1.18. /tmp
Glossary
A. UNIX System V Signals
B. Sources
C. About the Author
D. Contributors
E. Disclaimer
F. Feedback
G. GNU Free Documentation License
G.1. PREAMBLE
G.2. APPLICABILITY AND DEFINITIONS
G.3. VERBATIM COPYING
G.4. COPYING IN QUANTITY
G.5. MODIFICATIONS
G.6. COMBINING DOCUMENTS
G.7. COLLECTIONS OF DOCUMENTS
G.8. AGGREGATION WITH INDEPENDENT WORKS
G.9. TRANSLATION
G.10. TERMINATION
G.11. FUTURE REVISIONS OF THIS LICENSE
G.12. ADDENDUM: How to use this License for your documents