Compress Command--linux command application of large dictionary 729 commands interpretation

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Compress command

use the Compress command to compress or decompress the Compress file.

Command syntax:

Compress [ options ] [ file ]

The meanings of the options in the command are as follows is shown.

table compress command options meaning

Options	Meaning
-b < compression efficiency >	compression efficiency is a value between 9~16 16
-C	Output the compressed file to the standard output device without deleting the original file
-D	Unzip the file
-F	Force compression or decompression
-R	Recursively handles all files and subdirectories under the specified directory
-V	Display compression Statistics

Example : Compresses the/root/install.log file.

[Email protected] ~]# Compress/root/install.log

Example : Unzip the/root/install.log.z . zip file.

[Email protected]~]# compress-d/root/install.log.z

Example : Compresses the/root/install.log file and does not delete the original file .

[Email protected]~]# compress-c/root/install.log>/root/install.log.z

Example : Compresses the/root/install.log file and displays the compression scale.

[Email protected] ~]# compress-v/root/install.log

/root/install.log:--Replaced with/root/install.log.zcompression:67.68%

The compression ratio is 67.68%, which means that the compressed file capacity is only 32.32% of the source file

Example : Compresses the/root/install.log file, specifying A compression efficiency of .

[Email protected] ~]# Compress-b 12/root/install.log

Example : compresses the/root/install.log file if the compressed file already exists, forcing compression to execute.

[Email protected] ~]# compress-f/root/install.log

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Compress Command--linux command application of large dictionary 729 commands interpretation