bzip2 command in Linux/Unix
The bzip2 command in Linux is used for compressing and decompressing files.
- It is like gzip command but takes a little more time to compress but compresses better.
- It uses the Burrows-Wheeler block-sorting text compression algorithm and Huffman coding.
- bzip2 command creates a compressed file with the extension “.bz2”.
Syntax for bzip2 command
bzip2 [OPTIONS] filename
Uses of bzip2 command
Check bzip2 command is already installed or not. To check this just type bzip2 in the terminal.
bzip2
Installing bzip2 command
The bzip2 command can be installed using following command
- For Debian/Ubuntu
sudo apt install bzip2
- For Contos/RHEL
sudo yum install bzip2
- For Fedora
sudo dnf install bzip2
bzip2 Help
To get help for bzip2 command and find options available with bzip2 command, Use bzip2 --help command.
bzip2 --help
Version
TO check bzzip2 installed version, use command bzip2 --version
bzip2 --version
Convert file to bzip2 file
- For single file
bzip2 command can be used to convert single file or multiple file
bzip2 filename
bzip2 123.txt
- For Multiple file
bzip2 file1 file2 file3 ......
bzip2 abc.txt def.txt
- For files with same extension
bzip2 *.file_extension
bzip2 *.html
Convert to bzip2 file without deleting original file
bzip2 -k filename
bzip2 -k 456.txt
bzip2 -v filename
bzip2 -v 789.txt
Unzip bzip2 file
bzip2 -d zip_filename
bzip2 -d 123.txt.bz2
Check Validity of bzip2 file
bzip2 -t 456.txt.bz2
bzip2 -v -t 456.txt.bz2
bzip2 -t 677.bz2
bzip2 -f 456.txt
bzip2 -cd 123.txt.bz2
bzip2 -q -t 677.bz2
