This quick post shows the step to install “man” command on Linux. In linux CentOS 6.2 and CentOS 6.3 operating system, “man” command has not been installed automatically. The Linux command “man” is used to display the manual page for other command and also will help you to explain the functions for the commands that commonly used. The term “man” is short for manual.
If you typed “man” command on the linux server that has not been installed with man command, you will get the following message :
[root@centos63 ~]# man tar
-bash: man: command not found
To install “man“, simply run this command :
[root@centos63 ~]# yum install man -y
Loaded plugins: fastestmirror, presto, priorities
Loading mirror speeds from cached hostfile
* base: centos.ipserverone.com
* extras: centos.ipserverone.com
* updates: centos.ipserverone.com
base | 3.7 kB 00:00
extras | 3.0 kB 00:00
updates | 3.5 kB 00:00
updates/primary_db | 2.3 MB 00:19
Setting up Install Process
Resolving Dependencies
--> Running transaction check
---> Package man.i686 0:1.6f-30.el6 will be installed
--> Processing Dependency: lzma for package: man-1.6f-30.el6.i686
--> Running transaction check
---> Package xz-lzma-compat.i686 0:4.999.9-0.3.beta.20091007git.el6 will be installed
--> Processing Dependency: xz = 4.999.9-0.3.beta.20091007git.el6 for package: xz-lzma-compat-4.999.9-0.3.beta.20091007git.el6.i686
--> Running transaction check
---> Package xz.i686 0:4.999.9-0.3.beta.20091007git.el6 will be installed
--> Finished Dependency Resolution
Dependencies Resolved
====================================================================================================
Package Arch Version Repository Size
====================================================================================================
Installing:
man i686 1.6f-30.el6 base 260 k
Installing for dependencies:
xz i686 4.999.9-0.3.beta.20091007git.el6 base 137 k
xz-lzma-compat i686 4.999.9-0.3.beta.20091007git.el6 base 16 k
Transaction Summary
====================================================================================================
Install 3 Package(s)
Total download size: 413 k
Installed size: 864 k
Downloading Packages:
Setting up and reading Presto delta metadata
Processing delta metadata
Package(s) data still to download: 413 k
(1/3): man-1.6f-30.el6.i686.rpm | 260 kB 00:01
(2/3): xz-4.999.9-0.3.beta.20091007git.el6.i686.rpm | 137 kB 00:00
(3/3): xz-lzma-compat-4.999.9-0.3.beta.20091007git.el6.i686.rpm | 16 kB 00:00
----------------------------------------------------------------------------------------------------
Total 138 kB/s | 413 kB 00:02
Running rpm_check_debug
Running Transaction Test
Transaction Test Succeeded
Running Transaction
Installing : xz-4.999.9-0.3.beta.20091007git.el6.i686 1/3
Installing : xz-lzma-compat-4.999.9-0.3.beta.20091007git.el6.i686 2/3
Installing : man-1.6f-30.el6.i686 3/3
Verifying : xz-4.999.9-0.3.beta.20091007git.el6.i686 1/3
Verifying : man-1.6f-30.el6.i686 2/3
Verifying : xz-lzma-compat-4.999.9-0.3.beta.20091007git.el6.i686 3/3
Installed:
man.i686 0:1.6f-30.el6
Dependency Installed:
xz.i686 0:4.999.9-0.3.beta.20091007git.el6 xz-lzma-compat.i686 0:4.999.9-0.3.beta.20091007git.el6
Complete!Once man command has been installed successfully, you will be able to read the manual pages :
[root@centos63 ~]# man tar
TAR(1) User Commands TAR(1)
NAME
tar - manual page for tar 1.23
SYNOPSIS
tar [OPTION...] [FILE]...
DESCRIPTION
GNU âtarâ saves many files together into a single tape or disk archive, and can
restore individual files from the archive.
EXAMPLES
tar -cf archive.tar foo bar
# Create archive.tar from files foo and bar.
tar -tvf archive.tar
# List all files in archive.tar verbosely.
tar -xf archive.tar
# Extract all files from archive.tar.
..
..