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Filesystem Hierarchy Standard

Filesystem Hierarchy Standard

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This contains a small overview over linux/unix Filesystem Hierarchy Standard. After you know all this you should easily find your way in most linux/unix system. Source: http://en.wikipedia.org/wiki/Filesystem_Hierarchy_Standard

Items (41)

  • root directory of the entire file system

    /

  • Essential command binaries for single user mode

    /bin

  • Boot loader files

    /boot

  • Essential devices

    /dev

  • Host-specific system-wide configuration files

    /etc

  • Configuration files for packages in /opt/

    /etc/opt

  • Configuration files,for software that processes SGML

    /etc/sgml

  • Configuration files for the X Window System 11

    /etc/X11

  • Configuration files for software that processes XML.

    /etc/xml

  • Users' home directories

    /home

  • Libraries essential for the binaries in /bin/ and /sbin/.

    /lib

  • Alternate format essential libraries

    /lib<qual>

  • Mount points for removable media

    /media

  • Temporarily mounted filesystems

    /mnt

  • Optional application software packages

    /opt

  • Virtual filesystem providing process and kernel information as files

    /proc

  • Home directory for the root user

    /root

  • Essential system binaries

    /sbin

  • Site-specific data which are served by the system

    /srv

  • Temporary files. Often not preserved between system reboots.

    /tmp

  • Contains the majority of (multi-)user utilities and applications

    /usr

  • Non-essential command binaries for all users

    /usr/bin

  • Standard include files

    /usr/include

  • Libraries for the binaries in /usr/bin/ and /usr/sbin/

    /usr/lib

  • Alternate format libraries

    /usr/lib<qual>

  • Tertiary hierarchy for local data, specific to this host

    /usr/local

  • Non-essential system binaries

    /usr/sbin

  • Architecture-independent (shared) data

    /usr/share

  • Source code

    /usr/src

  • X Window System, Version 11, Release 6.

    /usr/X11R6

  • Variable files

    /var

  • Application cache data

    /var/cache

  • State information. Persistent data modified by programs as they run

    /var/lib

  • Lock files. Files keeping track of resources currently in use

    /var/lock

  • Log files. Various logs

    /var/log

  • Users' mailboxes

    /var/mail

  • Variable data from add-on packages that are stored in /opt/

    /var/opt

  • Information about the running system since last boot

    /var/run

  • Spool for tasks waiting to be processed

    /var/spool

  • Deprecated location for users' mailboxes

    /var/spool/mail

  • Temporary files to be preserved between reboots

    /var/tmp