| du.1 (216370) | du.1 (228356) |
|---|---|
| 1.\" Copyright (c) 1990, 1993 2.\" The Regents of the University of California. All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. --- 12 unchanged lines hidden (view full) --- 21.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26.\" SUCH DAMAGE. 27.\" 28.\" @(#)du.1 8.2 (Berkeley) 4/1/94 | 1.\" Copyright (c) 1990, 1993 2.\" The Regents of the University of California. All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. --- 12 unchanged lines hidden (view full) --- 21.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26.\" SUCH DAMAGE. 27.\" 28.\" @(#)du.1 8.2 (Berkeley) 4/1/94 |
| 29.\" $FreeBSD: head/usr.bin/du/du.1 216370 2010-12-11 08:32:16Z joel $ | 29.\" $FreeBSD: head/usr.bin/du/du.1 228356 2011-12-09 02:30:56Z gjb $ |
| 30.\" | 30.\" |
| 31.Dd November 6, 2008 | 31.Dd December 8, 2011 |
| 32.Dt DU 1 33.Os 34.Sh NAME 35.Nm du 36.Nd display disk usage statistics 37.Sh SYNOPSIS 38.Nm | 32.Dt DU 1 33.Os 34.Sh NAME 35.Nm du 36.Nd display disk usage statistics 37.Sh SYNOPSIS 38.Nm |
| 39.Op Fl A | 39.Op Fl Aclnx |
| 40.Op Fl H | L | P | 40.Op Fl H | L | P |
| 41.Op Fl a | s | d Ar depth | Fl t Ar threshold 42.Op Fl c 43.Op Fl l 44.Op Fl h | k | m | B Ar blocksize 45.Op Fl n 46.Op Fl x | 41.Op Fl h | k | m 42.Op Fl a | s | d Ar depth 43.Op Fl B Ar blocksize |
| 47.Op Fl I Ar mask | 44.Op Fl I Ar mask |
| 45.Op Fl t Ar threshold |
|
| 48.Op Ar 49.Sh DESCRIPTION 50The 51.Nm 52utility displays the file system block usage for each file argument 53and for each directory in the file hierarchy rooted in each directory 54argument. 55If no file is specified, the block usage of the hierarchy rooted in --- 4 unchanged lines hidden (view full) --- 60.It Fl A 61Display the apparent size instead of the disk usage. 62This can be helpful when operating on compressed volumes or sparse files. 63.It Fl B Ar blocksize 64Calculate block counts in 65.Ar blocksize 66byte blocks. 67This is different from the | 46.Op Ar 47.Sh DESCRIPTION 48The 49.Nm 50utility displays the file system block usage for each file argument 51and for each directory in the file hierarchy rooted in each directory 52argument. 53If no file is specified, the block usage of the hierarchy rooted in --- 4 unchanged lines hidden (view full) --- 58.It Fl A 59Display the apparent size instead of the disk usage. 60This can be helpful when operating on compressed volumes or sparse files. 61.It Fl B Ar blocksize 62Calculate block counts in 63.Ar blocksize 64byte blocks. 65This is different from the |
| 68.Fl k, m | 66.Fl h, k 67and 68.Fl m |
| 69options or setting 70.Ev BLOCKSIZE 71and gives an estimate of how much space the examined file hierarchy would 72require on a filesystem with the given 73.Ar blocksize . 74Unless in 75.Fl A 76mode, 77.Ar blocksize 78is rounded up to the next multiple of 512. 79.It Fl H 80Symbolic links on the command line are followed, symbolic links in file 81hierarchies are not followed. | 69options or setting 70.Ev BLOCKSIZE 71and gives an estimate of how much space the examined file hierarchy would 72require on a filesystem with the given 73.Ar blocksize . 74Unless in 75.Fl A 76mode, 77.Ar blocksize 78is rounded up to the next multiple of 512. 79.It Fl H 80Symbolic links on the command line are followed, symbolic links in file 81hierarchies are not followed. |
| 82.It Fl L 83Symbolic links on the command line and in file hierarchies are followed. | |
| 84.It Fl I Ar mask 85Ignore files and directories matching the specified 86.Ar mask . | 82.It Fl I Ar mask 83Ignore files and directories matching the specified 84.Ar mask . |
| 85.It Fl L 86Symbolic links on the command line and in file hierarchies are followed. |
|
| 87.It Fl P 88No symbolic links are followed. 89This is the default. 90.It Fl a 91Display an entry for each file in a file hierarchy. | 87.It Fl P 88No symbolic links are followed. 89This is the default. 90.It Fl a 91Display an entry for each file in a file hierarchy. |
| 92.It Fl h 93"Human-readable" output. 94Use unit suffixes: Byte, Kilobyte, Megabyte, 95Gigabyte, Terabyte and Petabyte. 96.It Fl r 97Generate messages about directories that cannot be read, files 98that cannot be opened, and so on. 99This is the default case. 100This option exists solely for conformance with 101.St -xpg4 . 102.It Fl s 103Display an entry for each specified file. 104(Equivalent to 105.Fl d Li 0 ) 106.It Fl t Ar threshold 107Display only entries for which size exceeds 108.Ar threshold . 109If 110.Ar threshold 111is negative, display only entries for which size is less than the absolute 112value of 113.Ar threshold . | 92.It Fl c 93Display a grand total. |
| 114.It Fl d Ar depth 115Display an entry for all files and directories 116.Ar depth 117directories deep. | 94.It Fl d Ar depth 95Display an entry for all files and directories 96.Ar depth 97directories deep. |
| 118.It Fl c 119Display a grand total. | 98.It Fl h 99.Dq Human-readable 100output. 101Use unit suffixes: Byte, Kilobyte, Megabyte, 102Gigabyte, Terabyte and Petabyte. |
| 120.It Fl k 121Display block counts in 1024-byte (1-Kbyte) blocks. 122.It Fl l | 103.It Fl k 104Display block counts in 1024-byte (1-Kbyte) blocks. 105.It Fl l |
| 123If a file has multiple hard links, count its size many times. | 106If a file has multiple hard links, count its size multiple times. |
| 124The default behavior of 125.Nm 126is to count files with multiple hard links only once. 127When the 128.Fl l 129option is specified, the hard link checks are disabled, and these files 130are counted (and displayed) as many times as they are found. 131.It Fl m 132Display block counts in 1048576-byte (1-Mbyte) blocks. 133.It Fl n 134Ignore files and directories with user 135.Dq nodump 136flag 137.Pq Dv UF_NODUMP 138set. | 107The default behavior of 108.Nm 109is to count files with multiple hard links only once. 110When the 111.Fl l 112option is specified, the hard link checks are disabled, and these files 113are counted (and displayed) as many times as they are found. 114.It Fl m 115Display block counts in 1048576-byte (1-Mbyte) blocks. 116.It Fl n 117Ignore files and directories with user 118.Dq nodump 119flag 120.Pq Dv UF_NODUMP 121set. |
| 122.It Fl r 123Generate messages about directories that cannot be read, files 124that cannot be opened, and so on. 125This is the default case. 126This option exists solely for conformance with 127.St -xpg4 . 128.It Fl s 129Display an entry for each specified file. 130(Equivalent to 131.Fl d Li 0 ) 132.It Fl t Ar threshold 133Display only entries for which size exceeds 134.Ar threshold . 135If 136.Ar threshold 137is negative, display only entries for which size is less than the absolute 138value of 139.Ar threshold . |
|
| 139.It Fl x 140File system mount points are not traversed. 141.El 142.Pp 143The 144.Nm 145utility counts the storage used by symbolic links and not the files they 146reference unless the 147.Fl H 148or 149.Fl L 150option is specified. 151If either the 152.Fl H 153or 154.Fl L | 140.It Fl x 141File system mount points are not traversed. 142.El 143.Pp 144The 145.Nm 146utility counts the storage used by symbolic links and not the files they 147reference unless the 148.Fl H 149or 150.Fl L 151option is specified. 152If either the 153.Fl H 154or 155.Fl L |
| 155options are specified, storage used by any symbolic links which are 156followed is not counted or displayed. | 156option is specified, storage used by any symbolic links which are 157followed is not counted (or displayed). 158.Pp 159The 160.Fl h, k 161and 162.Fl m 163options all override each other; the last one specified determines 164the block counts used. |
| 157.Sh ENVIRONMENT 158.Bl -tag -width BLOCKSIZE 159.It Ev BLOCKSIZE 160If the environment variable 161.Ev BLOCKSIZE 162is set, and the | 165.Sh ENVIRONMENT 166.Bl -tag -width BLOCKSIZE 167.It Ev BLOCKSIZE 168If the environment variable 169.Ev BLOCKSIZE 170is set, and the |
| 163.Fl k, m | 171.Fl h, k |
| 164or | 172or |
| 165.Fl h | 173.Fl m |
| 166options are not specified, the block counts will be displayed in units of 167that block size. 168If 169.Ev BLOCKSIZE 170is not set, and the | 174options are not specified, the block counts will be displayed in units of 175that block size. 176If 177.Ev BLOCKSIZE 178is not set, and the |
| 171.Fl k, m | 179.Fl h, k |
| 172or | 180or |
| 173.Fl h | 181.Fl m |
| 174options are not specified, the block counts will be displayed in 512-byte 175blocks. 176.El 177.Sh SEE ALSO 178.Xr df 1 , 179.Xr chflags 2 , 180.Xr fts 3 , 181.Xr symlink 7 , 182.Xr quot 8 183.Sh HISTORY 184A 185.Nm 186command appeared in 187.At v1 . | 182options are not specified, the block counts will be displayed in 512-byte 183blocks. 184.El 185.Sh SEE ALSO 186.Xr df 1 , 187.Xr chflags 2 , 188.Xr fts 3 , 189.Xr symlink 7 , 190.Xr quot 8 191.Sh HISTORY 192A 193.Nm 194command appeared in 195.At v1 . |