PubTeX output 1998.09.24:1021

filesystem(5)
Headers, Tables, and Macros
NAME
filesystem – file system organization
SYNOPSIS
/
/usr
/export
DESCRIPTION
The file system tree is organized for administrative convenience. Distinct areas
within the file system tree are provided for files that are private to one
machine, files that can be shared by multiple machines of a common
architecture, files that can be shared by all machines, and home directories. This
organization allows sharable files to be stored on one machine but accessed by
many machines using a remote file access mechanism such as NFS. Grouping
together similar files makes the file system tree easier to upgrade and manage.
The file system tree consists of a root file system and a collection of mountable
file systems. The mount(2) program attaches mountable file systems to the file
system tree at mount points (directory entries) in the root file system or other
previously mounted file systems. Two file systems, / (the root) and /usr,
must be mounted in order to have a completely functional system. The root
file system is mounted automatically by the kernel at boot time; the /usr file
system is mounted by the system start-up script, which is run as part of the
booting process.
Root File System
The root file system contains files that are unique to each machine. It contains
the following directories:
/dev
Primary location for special files.
Typically, device files are built to
match the kernel and hardware
configuration of the machine.
/dev/dsk
/dev/pts
/dev/rdsk
/dev/rmt
/dev/sad
/dev/term
Block disk devices.
Pseudo-terminal devices.
Raw disk devices.
Raw tape devices.
Entry points for the STREAMS
Administrative driver.
Terminal devices.
39 SunOS 5.7 Last modified 10 Feb 1998