This module is required by cPanel, and the system may not function correctly until it is installed, and functional. Below is the results of the auto-install attempt:
Test Run
==============
Can't load '/usr/lib64/perl5/site_perl/5.8.8/x86_64-linux-thread-multi/auto/DBD/Pg/Pg.so' for module DBD::Pg: libpq.so.4: cannot open shared object file: No such file or directory at /usr/lib64/perl5/5.8.8/x86_64-linux-thread-multi/DynaLoader.pm line 230.
at - line 1
Compilation failed in require at - line 1.
BEGIN failed--compilation aborted at - line 1.
Installer Run
==============