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| 1 | .TH DU 1
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| 2 | .SH NAME
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| 3 | du \- print disk usage
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| 4 | .SH SYNOPSIS
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| 5 | \fBdu\fR [\fB\-as\fR]\fR [\fB\-l \fIn\fR] \fIdir\fR ...\fR
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| 6 | .br
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| 7 | .de FL
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| 8 | .TP
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| 9 | \\fB\\$1\\fR
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| 10 | \\$2
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| 11 | ..
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| 12 | .de EX
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| 13 | .TP 20
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| 14 | \\fB\\$1\\fR
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| 15 | # \\$2
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| 16 | ..
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| 17 | .SH OPTIONS
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| 18 | .FL "\-a" "Give usage for all files"
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| 19 | .FL "\-l" "List up to \fIn\fR levels of subdirectories"
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| 20 | .FL "\-d" "Do not cross file system boundaries"
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| 21 | .FL "\-s" "Summary only"
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| 22 | .SH EXAMPLES
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| 23 | .EX "du dir" "List disk space used by files in dir"
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| 24 | .EX "du \-s dir1 dir2" "Give summaries only"
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| 25 | .EX "du \-d /" "Show only the root device"
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| 26 | .SH DESCRIPTION
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| 27 | .PP
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| 28 | \fIDu\fR examines one or more directories and prints the amount of space
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| 29 | occupied by the files in those directories and their subdirectories.
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| 30 | .SH BUGS
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| 31 | \fIDu\fR calculates disk usage based on file size. It could be there
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| 32 | are holes in the file, not occupying any actual disk blocks, causing
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| 33 | \fIdu\fR to overestimate disk usage. (\fIDu\fR does recognize and correctly
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| 34 | calculate disk usage when hard links are encountered.)
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| 35 | .SH "SEE ALSO"
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| 36 | .BR df (1).
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