Linux command: CHGRP

chgrp Command Introduction:

command to change a filegroup (This command is available only to administrators)

1 . Command format:

Chgrp GROUPNAME Files

2 . Command function:

Commands for changing the group of folders

3 . Command parameters:

-R: Modify the genus Group (recursive modification) of the directory and its internal files and subdirectories

--reference=/path/to/somefile file,... Change the group of file files to

/path/to/somefile files as many files are separated by commas.

Eg: #chgrp--reference=/etc/passwd/etc/test/100.sh,/etc/test/200.sh

The group of 100.sh and 200.sh two files are changed to be consistent with the/etc/passwd file.

4 . Command instance:

1, chgrp Donggen 100.sh to change the genus Group of 100.sh files to Donggen

[Email protected] test]# ls-l

-rwxr-xr-x. 1 root root 273 September 19:49 100.sh change before group is root

[Email protected] test]# chgrp Donggen 100.sh

[Email protected] test]# ls-l

-rwxr-xr-x. 1 root donggen 273 September 19:49 100.sh This file belongs to a group that has been changed to Donggen

2. Chgrp Donggen/test1 Change the group of Test1 to Donggen

[Email protected]/]# Ls-ld/test1

Drwxr-xr-x. 2 root root 4096 October 16:36/test1 change before group is root

[Email protected]/]# chgrp donggen/test1

[Email protected]/]# Ls-ld/test1

Drwxr-xr-x. 2 root Donggen 4096 October The genus group for this directory has been changed to Donggen

3, Chgrp-r donggen/test the test group and its internal subdirectories and files of the group are modified

[Email protected]/]# ls-ld/test

Drwxr-xr-x. 2 root root 4096 October 09:21/test change the predecessor group to root

[[email protected]/]# ls-l/test

-rwxr-xr-x. 1 root    root 273 September  14 19:49 100.sh & nbsp before change group is root

-rwxr-xr-x. 1 root root 252 September 18:58 hadoop.sh change before group is root

-rwxr-xr-x. 1 root root 455 August 18:42 myar.sh change before group is root

[Email protected]/]# chgrp-r donggen/test

[Email protected]/]# ls-ld/test

Drwxr-xr-x. 2 root donggen 4096 October 09:21/test Test Catalog group changed to Donggen

[Email protected]/]# ls-l/test

root donggen 273 September  14 19:49 100.sh   Test Directory The file group is also changed to Donggen

root donggen 252 September  14 18:58 hadoop.sh  test Directory of the file belongs to

-rwxr-xr-x. 1 root donggen 455 August 18:42 myar.sh Test Directory The file group also changed toDong Gen

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Linux command: CHGRP