Knowledgebase

cPanel-included Perl installation

Perl 5.22

• This environment self-embeds and compiles in the cPanel binary.
• /usr/local/cpanel/3rdparty/bin/perl

Note:

This location is a symlink.

• Install custom modules for this Perl environment into the/opt/cpanel/perl5/522/site_libdirectory.

Note:

@INC walks this directory after it walks all other directories for modules.

• The cPanel & WHM software.
• cPanel system maintenance scripts (in the/usr/local/cpanel/scriptsdirectory).
• CGI scripts.
• This environment allows you to manage the system's Perl binary independently from cPanel & WHM. Use it when you write Perl scripts for a cPanel & WHM server.

The server's Perl binary

• Perl 5.8.8 on CentOS, CloudLinux™, and Red Hat® Enterprise Linux (RHEL) 5.
• Perl 5.10 on CentOS, CloudLinux, and RHEL 6, and Amazon Linux.
• Perl 5.16 on CentOS, CloudLinux, and RHEL 7.

/usr/bin/perl

• Operating system maintenance scripts.
• Some custom modules.
• Manage modules for this Perl environment with the cpan command or with WHM's Module Installers interface (Home >> Software >> Module Installers).

The server's Perl binary

• Perl 5.8.8 on CentOS, CloudLinux™, and Red Hat® Enterprise Linux (RHEL) 5.
• Perl 5.10 on CentOS, CloudLinux, and RHEL 6, and Amazon Linux.
• Perl 5.16 onCentOS, CloudLinux, and RHEL 7.

/usr/bin/perl

• Operating system maintenance scripts
• Some custom modules
• Manage modules for this Perl environment with the cpan command or with WHM's Module Installers interface (Home >> Software >> Module Installers).

cPanel-included Perl installation

Perl 5.14.4

• This environment self-embeds and compiles in the cPanel binary.
• /usr/local/cpanel/3rdparty/bin/perl

Note:

This location is a symlink.

• Install custom modules for this Perl environment into the/opt/cpanel/perl5/514/site_libdirectory.

Note:

@INC walks this directory after it walks all other directories for modules.

• The cPanel & WHM software.
• cPanel system maintenance scripts (in the/usr/local/cpanel/scriptsdirectory).
• CGI scripts
• This environment allows you to manage the system's Perl binary independently from cPanel & WHM. Use it when you write Perl scripts for a cPanel & WHM server.

Note:

In cPanel & WHM version 11.46 and later, cPanel's Perl binary and the cPanel-included Perl installation use the same modules and have the same Perl version

The server's Perl binary

• Perl 5.8.8 on CentOS, CloudLinux™, and Red Hat® Enterprise Linux (RHEL) 5.
• Perl 5.10 on CentOS, CloudLinux, and RHEL 6.

/usr/bin/perl

• Operating system maintenance scripts
• Some custom modules
• Manage modules for this Perl environment with the cpan command or with WHM's Module Installers interface (Home >> Software >> Module Installers).

cPanel's Perl binary

Perl 5.6.2

• This environment self-embeds and compiles in the cPanel binary.
• Place modules for this Perl environment into the/usr/local/cpanel/perl directory.
• The cPanel & WHM software.
• Some custom modules

cPanel-included Perl installation

Perl 5.14.3

• /usr/local/cpanel/3rdparty/bin/perl

Note:

This location is a symlink.

• Install custom modules for this Perl environment into the/usr/local/cpanel/3rdparty/perl/514/site-lib directory.
• cPanel system maintenance scripts (in the/usr/local/cpanel/scriptsdirectory).
• CGI scripts
• This environment allows you to manage your system's Perl binary independently from cPanel & WHM. Use it when you write Perl scripts for your cPanel & WHM server.