Navigate
X
    admin
  • 9 years ago
    • Categories: Linux

Linux compression command utilities

1. Zip

Following are the main compression utilities that are available 🙂

Format for zipping the files: zip <filename> <source_files>

—————————–OUTPUT——————————————————-

[root@kalwa2 zip_test]# zip test.zip test1.txt test2.txt test3.txt
adding: test1.txt (deflated 92%)
adding: test2.txt (deflated 92%)
adding: test3.txt (deflated 92%)
[root@kalwa2 zip_test]# ll
total 16
-rw-r–r–. 1 root root 221 Jun 14 09:02 test1.txt
-rw-r–r–. 1 root root 221 Jun 14 09:02 test2.txt
-rw-r–r–. 1 root root 221 Jun 14 09:03 test3.txt
-rw-r–r–. 1 root root 511 Jun 14 09:10 test.zip
[root@kalwa2 zip_test]#

—————————–END OF OUTPUT———————————————

 

Format for UNzipping the files: unzip <filename>.zip

—————————–OUTPUT——————————————————-

[root@kalwa2 zip_test]# ll
total 16
-rw-r–r–. 1 root root 221 Jun 14 09:02 test1.txt
-rw-r–r–. 1 root root 221 Jun 14 09:02 test2.txt
-rw-r–r–. 1 root root 221 Jun 14 09:03 test3.txt
-rw-r–r–. 1 root root 511 Jun 14 09:10 test.zip
[root@kalwa2 zip_test]# rm -f *.txt 

Note: Removing txt files for better understanding of the topic please do not perform this command in your environment.
[root@kalwa2 zip_test]# ll
total 4
-rw-r–r–. 1 root root 511 Jun 14 09:10 test.zip
[root@kalwa2 zip_test]# unzip test.zip
Archive: test.zip
inflating: test1.txt
inflating: test2.txt
inflating: test3.txt
[root@kalwa2 zip_test]# ll
total 16
-rw-r–r–. 1 root root 221 Jun 14 09:02 test1.txt
-rw-r–r–. 1 root root 221 Jun 14 09:02 test2.txt
-rw-r–r–. 1 root root 221 Jun 14 09:03 test3.txt
-rw-r–r–. 1 root root 511 Jun 14 09:10 test.zip
[root@kalwa2 zip_test]#

—————————–END OF OUTPUT———————————————

                                                                          

2. gzip 

Format for zipping the files: gzip

—————————–OUTPUT——————————————————-

[root@kalwa2 zip_test]# ll
total 12
-rw-r–r–. 1 root root 221 Jun 14 09:02 test1.txt
-rw-r–r–. 1 root root 221 Jun 14 09:02 test2.txt
-rw-r–r–. 1 root root 221 Jun 14 09:03 test3.txt
[root@kalwa2 zip_test]# gzip test1.txt test2.txt test3.txt
[root@kalwa2 zip_test]# ll
total 12
-rw-r–r–. 1 root root 45 Jun 14 09:02 test1.txt.gz
-rw-r–r–. 1 root root 45 Jun 14 09:02 test2.txt.gz
-rw-r–r–. 1 root root 45 Jun 14 09:03 test3.txt.gz
[root@kalwa2 zip_test]#

—————————–END OF OUTPUT———————————————

Format for GUNzipping the files: gunzip .gz

—————————–OUTPUT——————————————————-

[root@kalwa2 zip_test]# ll
total 12
-rw-r–r–. 1 root root 45 Jun 14 09:02 test1.txt.gz
-rw-r–r–. 1 root root 45 Jun 14 09:02 test2.txt.gz
-rw-r–r–. 1 root root 45 Jun 14 09:03 test3.txt.gz
[root@kalwa2 zip_test]# gunzip test1.txt.gz
[root@kalwa2 zip_test]# ll
total 12
-rw-r–r–. 1 root root 221 Jun 14 09:02 test1.txt
-rw-r–r–. 1 root root 45 Jun 14 09:02 test2.txt.gz
-rw-r–r–. 1 root root 45 Jun 14 09:03 test3.txt.gz
[root@kalwa2 zip_test]# gunzip test2.txt.gz test3.txt.gz
[root@kalwa2 zip_test]# ll
total 12
-rw-r–r–. 1 root root 221 Jun 14 09:02 test1.txt
-rw-r–r–. 1 root root 221 Jun 14 09:02 test2.txt
-rw-r–r–. 1 root root 221 Jun 14 09:03 test3.txt
[root@kalwa2 zip_test]#

—————————–END OF OUTPUT———————————————

3.  bzip2 

Format for zipping the files: bzip2

—————————–OUTPUT——————————————————-

[root@kalwa2 zip_test]# ll
total 12
-rw-r–r–. 1 root root 221 Jun 14 09:02 test1.txt
-rw-r–r–. 1 root root 221 Jun 14 09:02 test2.txt
-rw-r–r–. 1 root root 221 Jun 14 09:03 test3.txt
[root@kalwa2 zip_test]# bzip2 test1.txt test2.txt test3.txt
[root@kalwa2 zip_test]# ll
total 12
-rw-r–r–. 1 root root 66 Jun 14 09:02 test1.txt.bz2
-rw-r–r–. 1 root root 66 Jun 14 09:02 test2.txt.bz2
-rw-r–r–. 1 root root 66 Jun 14 09:03 test3.txt.bz2

—————————–END OF OUTPUT———————————————

Format for BUNzipping the files: bunzip2 .bz2

—————————–OUTPUT——————————————————-

[root@kalwa2 zip_test]# ll
total 12
-rw-r–r–. 1 root root 66 Jun 14 09:02 test1.txt.bz2
-rw-r–r–. 1 root root 66 Jun 14 09:02 test2.txt.bz2
-rw-r–r–. 1 root root 66 Jun 14 09:03 test3.txt.bz2
[root@kalwa2 zip_test]# bunzip2 test1.txt.bz2
[root@kalwa2 zip_test]# ll
total 12
-rw-r–r–. 1 root root 221 Jun 14 09:02 test1.txt
-rw-r–r–. 1 root root 66 Jun 14 09:02 test2.txt.bz2
-rw-r–r–. 1 root root 66 Jun 14 09:03 test3.txt.bz2
[root@kalwa2 zip_test]# bunzip2 test2.txt.bz2 test3.txt.bz2
[root@kalwa2 zip_test]# ll
total 12
-rw-r–r–. 1 root root 221 Jun 14 09:02 test1.txt
-rw-r–r–. 1 root root 221 Jun 14 09:02 test2.txt
-rw-r–r–. 1 root root 221 Jun 14 09:03 test3.txt
[root@kalwa2 zip_test]#

—————————–END OF OUTPUT———————————————

4. Tar commands:

Format for doing the tar from  the files: tar -cvf .tar

—————————–OUTPUT——————————————————-

[root@kalwa2 zip_test]# ll
total 12
-rw-r–r–. 1 root root 221 Jun 14 09:02 test1.txt
-rw-r–r–. 1 root root 221 Jun 14 09:02 test2.txt
-rw-r–r–. 1 root root 221 Jun 14 09:03 test3.txt
[root@kalwa2 zip_test]# tar -cvf test.tar test1.txt test2.txt test3.txt
test1.txt
test2.txt
test3.txt
[root@kalwa2 zip_test]# ll
total 24
-rw-r–r–. 1 root root 221 Jun 14 09:02 test1.txt
-rw-r–r–. 1 root root 221 Jun 14 09:02 test2.txt
-rw-r–r–. 1 root root 221 Jun 14 09:03 test3.txt
-rw-r–r–. 1 root root 10240 Jun 14 09:49 test.tar
[root@kalwa2 zip_test]#

—————————–END OF OUTPUT———————————————

 Format for doing the untar from  the files: tar -xvf

—————————-OUTPUT——————————————————-

[root@kalwa2 zip_test]# ll
total 24
-rw-r–r–. 1 root root 221 Jun 14 09:02 test1.txt
-rw-r–r–. 1 root root 221 Jun 14 09:02 test2.txt
-rw-r–r–. 1 root root 221 Jun 14 09:03 test3.txt
-rw-r–r–. 1 root root 10240 Jun 14 09:49 test.tar
[root@kalwa2 zip_test]# rm -f *.txt 

Note: Removing txt files for better understanding of the topic please do not perform this command in your environment.
[root@kalwa2 zip_test]# ll
total 12
-rw-r–r–. 1 root root 10240 Jun 14 09:49 test.tar
[root@kalwa2 zip_test]#
[root@kalwa2 zip_test]# tar -xvf test.tar
test1.txt
test2.txt
test3.txt
[root@kalwa2 zip_test]# ll
total 24
-rw-r–r–. 1 root root 221 Jun 14 09:02 test1.txt
-rw-r–r–. 1 root root 221 Jun 14 09:02 test2.txt
-rw-r–r–. 1 root root 221 Jun 14 09:03 test3.txt
-rw-r–r–. 1 root root 10240 Jun 14 09:49 test.tar
[root@kalwa2 zip_test]#

—————————–END OF OUTPUT———————————————

For checking the contents of the tar file use command tar -tvf

—————————-OUTPUT——————————————————-

[root@kalwa2 zip_test]# tar -tvf test.tar
-rw-r–r– root/root 221 2015-06-14 09:02 test1.txt
-rw-r–r– root/root 221 2015-06-14 09:02 test2.txt
-rw-r–r– root/root 221 2015-06-14 09:03 test3.txt
[root@kalwa2 zip_test]#

—————————–END OF OUTPUT———————————————

 
Related Post
  1. TorGuard VPN review: Overview , Pricing of the product!!

    This is review post for Torguard VPN which has features and pricing details for Tor…

  2. What is Linux standard input output error and how to redirect stdout and stderr to file in Linux

    This article will quickly guide you about Linux standard input output error.Also we will learning…

  3. Quick Guide for Linux user access control list (ACL) Vlog

    In this video we are going to learn about Linux Access control list or Linux…