How to Install Perl in CentOS 6.2

When you try to install the rpm packages that was depend on the perl, you will get this error. The best practice is to check up if perl is already installed on your server before start the installation for the software that depend on perl to run.

Symptom :

    [root@centos6 ~]# rpm -U webmin-1.570-1.noarch.rpm
    warning: webmin-1.570-1.noarch.rpm: Header V3 DSA/SHA1 Signature, key ID 11f63c51: NOKEY
    error: Failed dependencies:
            /usr/bin/perl is needed by webmin-1.570-1.noarch
    

This is how you fix this problem. This command will install the perl and the dependencies.

    [root@centos6 ~]# yum install perl
    Loaded plugins: fastestmirror
    Loading mirror speeds from cached hostfile
     * base: mirrors.hostemo.com
     * extras: mirrors.hostemo.com
     * updates: mirrors.hostemo.com
    Setting up Install Process
    Resolving Dependencies
    --> Running transaction check
    ---> Package perl.i686 4:5.10.1-119.el6_1.1 will be installed
    --> Processing Dependency: perl-libs = 4:5.10.1-119.el6_1.1 for package: 4:perl-5.10.1-119.el6_1.1.i686
    --> Processing Dependency: perl-libs for package: 4:perl-5.10.1-119.el6_1.1.i686
    --> Processing Dependency: perl(Pod::Simple) for package: 4:perl-5.10.1-119.el6_1.1.i686
    --> Processing Dependency: libperl.so for package: 4:perl-5.10.1-119.el6_1.1.i686
    --> Processing Dependency: perl(version) for package: 4:perl-5.10.1-119.el6_1.1.i686
    --> Processing Dependency: perl(Module::Pluggable) for package: 4:perl-5.10.1-119.el6_1.1.i686
    --> Running transaction check
    ---> Package perl-Module-Pluggable.i686 1:3.90-119.el6_1.1 will be installed
    ---> Package perl-Pod-Simple.i686 1:3.13-119.el6_1.1 will be installed
    --> Processing Dependency: perl(Pod::Escapes) >= 1.04 for package: 1:perl-Pod-Simple-3.13-119.el6_1.1.i686
    ---> Package perl-libs.i686 4:5.10.1-119.el6_1.1 will be installed
    ---> Package perl-version.i686 3:0.77-119.el6_1.1 will be installed
    --> Running transaction check
    ---> Package perl-Pod-Escapes.i686 1:1.04-119.el6_1.1 will be installed
    --> Finished Dependency Resolution
    
    Dependencies Resolved
    
    ================================================================================================
     Package                        Arch          Version                       Repository     Size
    ================================================================================================
    Installing:
     perl                           i686          4:5.10.1-119.el6_1.1          base          9.7 M
    Installing for dependencies:
     perl-Module-Pluggable          i686          1:3.90-119.el6_1.1            base           37 k
     perl-Pod-Escapes               i686          1:1.04-119.el6_1.1            base           30 k
     perl-Pod-Simple                i686          1:3.13-119.el6_1.1            base          209 k
     perl-libs                      i686          4:5.10.1-119.el6_1.1          base          590 k
     perl-version                   i686          3:0.77-119.el6_1.1            base           49 k
    
    Transaction Summary
    ================================================================================================
    Install       6 Package(s)
    
    Total download size: 11 M
    Installed size: 30 M
    Is this ok [y/N]: y
    Downloading Packages:
    (1/6): perl-5.10.1-119.el6_1.1.i686.rpm                                  | 9.7 MB     02:26
    (2/6): perl-Module-Pluggable-3.90-119.el6_1.1.i686.rpm                   |  37 kB     00:00
    (3/6): perl-Pod-Escapes-1.04-119.el6_1.1.i686.rpm                        |  30 kB     00:00
    (4/6): perl-Pod-Simple-3.13-119.el6_1.1.i686.rpm                         | 209 kB     00:03
    (5/6): perl-libs-5.10.1-119.el6_1.1.i686.rpm                             | 590 kB     00:09
    (6/6): perl-version-0.77-119.el6_1.1.i686.rpm                            |  49 kB     00:00
    ------------------------------------------------------------------------------------------------
    Total                                                            67 kB/s |  11 MB     02:41
    Running rpm_check_debug
    Running Transaction Test
    Transaction Test Succeeded
    Running Transaction
      Installing : 1:perl-Pod-Escapes-1.04-119.el6_1.1.i686                                     1/6
      Installing : 3:perl-version-0.77-119.el6_1.1.i686                                         2/6
      Installing : 4:perl-libs-5.10.1-119.el6_1.1.i686                                          3/6
      Installing : 1:perl-Pod-Simple-3.13-119.el6_1.1.i686                                      4/6
      Installing : 1:perl-Module-Pluggable-3.90-119.el6_1.1.i686                                5/6
      Installing : 4:perl-5.10.1-119.el6_1.1.i686                                               6/6
    
    Installed:
      perl.i686 4:5.10.1-119.el6_1.1
    
    Dependency Installed:
      perl-Module-Pluggable.i686 1:3.90-119.el6_1.1     perl-Pod-Escapes.i686 1:1.04-119.el6_1.1
      perl-Pod-Simple.i686 1:3.13-119.el6_1.1           perl-libs.i686 4:5.10.1-119.el6_1.1
      perl-version.i686 3:0.77-119.el6_1.1
    
    Complete!
    

Check the installed perl version using this command:

    [root@centos6 ~]# rpm -qa perl
    perl-5.10.1-119.el6_1.1.i686
    

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