.TH DF 1
.SH NAME
df \- report on free disk space
.SH SYNOPSIS
\fBdf\fP [\fB\-ikP\fP] [\fB\-t\fP \fItype\fP] [\fIfile\fP ...]
.SH DESCRIPTION
.B Df
lists the amount of free space on the currently mounted devices (no arguments),
or the devices given as arguments.  If the argument is not a device then the
device it resides on is listed.
.SH OPTIONS
Without options,
.B df
will give a listing like this:
.sp
.nf
.if t .ft C
            1k-Blocks     free     used    %  FUsed%  Mounted on
/dev/hd2a        1440      289     1151  80%    33%   /
/dev/hd2b        1024      997       27   3%     1%   /tmp
/dev/hd2c      130548    72088    58460  45%    44%   /usr
.if t .ft R
.fi
.PP
The
.B \-i
option shifts the focus to the files:
.sp
.nf
.if t .ft C
                Files     free     used    %  BUsed%  Mounted on
/dev/hd2a         480      326      154  33%    80%   /
/dev/hd2b         352      351        1   1%     3%   /tmp
/dev/hd2c       16368     9226     7142  44%    45%   /usr
.if t .ft R
.fi
.PP
Option
.B \-P
makes
.B df
use \s-2POSIX\s+2 defined output in 512 byte units:
.sp
.nf
.if t .ft C
Filesystem   512-blocks    Used  Available  Capacity  Mounted on
/dev/hd2a        2880      2302      578       80%    /
/dev/hd2b        2048        54     1994        3%    /tmp
/dev/hd2c      261096    116932   144164       45%    /usr
.if t .ft R
.fi
.PP
With
.B \-k
1024 byte units would be used.
.PP
The
.B \-t
option limits
.BR df 's
output to file systems of the given
.IR type .
.SH FILES
.TP 15n
.B /etc/mtab
List of mounted file systems.
.SH "SEE ALSO"
.BR du (1),
.BR fstab (5).
.SH BUGS
Default output should also be in 512 byte units says \s-2POSIX\s+2.
.SH AUTHOR
Kees J. Bot (kjb@cs.vu.nl)
.\"
.\" $PchId: df.1,v 1.3 1995/11/27 22:12:45 philip Exp $