| 1 | .TH DF 1
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| 2 | .SH NAME
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| 3 | df \- report on free disk space
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| 4 | .SH SYNOPSIS
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| 5 | \fBdf\fP [\fB\-ikP\fP] [\fB\-t\fP \fItype\fP] [\fIfile\fP ...]
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| 6 | .SH DESCRIPTION
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| 7 | .B Df
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| 8 | lists the amount of free space on the currently mounted devices (no arguments),
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| 9 | or the devices given as arguments. If the argument is not a device then the
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| 10 | device it resides on is listed.
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| 11 | .SH OPTIONS
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| 12 | Without options,
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| 13 | .B df
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| 14 | will give a listing like this:
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| 15 | .sp
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| 16 | .nf
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| 17 | .if t .ft C
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| 18 | Filesystem 1k-Blocks free used % FUsed% Mounted on
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| 19 | /dev/c0d0p1s0 1440 635 805 56% 26% /
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| 20 | /dev/c0d0p1s1 32768 32390 378 2% 1% /tmp
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| 21 | /dev/c0d0p1s2 784657 517809 266848 35% 29% /usr
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| 22 | .if t .ft R
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| 23 | .fi
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| 24 | .PP
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| 25 | The
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| 26 | .B \-i
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| 27 | option shifts the focus to the files:
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| 28 | .sp
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| 29 | .nf
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| 30 | .if t .ft C
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| 31 | Filesystem Files free used % BUsed% Mounted on
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| 32 | /dev/c0d0p1s0 1024 759 265 26% 56% /
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| 33 | /dev/c0d0p1s1 5472 5468 4 1% 2% /tmp
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| 34 | /dev/c0d0p1s2 65535 46734 18801 29% 35% /usr
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| 35 | .if t .ft R
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| 36 | .fi
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| 37 | .PP
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| 38 | Option
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| 39 | .B \-P
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| 40 | makes
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| 41 | .B df
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| 42 | use \s-2POSIX\s+2 defined output in 512 byte units:
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| 43 | .sp
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| 44 | .nf
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| 45 | .if t .ft C
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| 46 | Filesystem 512-blocks Used Available Capacity Mounted on
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| 47 | /dev/c0d0p1s0 2880 1628 1252 57% /
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| 48 | /dev/c0d0p1s1 65536 756 64780 2% /tmp
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| 49 | /dev/c0d0p1s2 1569314 533748 1035566 35% /usr
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| 50 | .if t .ft R
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| 51 | .fi
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| 52 | .PP
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| 53 | With
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| 54 | .B \-k
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| 55 | 1024 byte units would be used.
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| 56 | .PP
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| 57 | The
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| 58 | .B \-t
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| 59 | option limits
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| 60 | .BR df 's
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| 61 | output to file systems of the given
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| 62 | .IR type .
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| 63 | .SH FILES
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| 64 | .TP 15n
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| 65 | .B /etc/mtab
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| 66 | List of mounted file systems.
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| 67 | .SH "SEE ALSO"
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| 68 | .BR du (1),
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| 69 | .BR fstab (5).
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| 70 | .SH BUGS
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| 71 | Default output should also be in 512 byte units says \s-2POSIX\s+2.
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| 72 | .SH AUTHOR
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| 73 | Kees J. Bot (kjb@cs.vu.nl)
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| 74 | .\"
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| 75 | .\" $PchId: df.1,v 1.5 1998/07/27 19:48:47 philip Exp $
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