# Foo.pm
    package Foo;
    use Log::Log4perl qw(:easy);
    sub foo {
        DEBUG "Fooing the database";
    }

##</code><code>##

    # l4p.conf

    # Where should logging be enabled? 
    log4perl.category.Foo              = DEBUG, Logfile
    log4perl.category.Bar              = DEBUG, Logfile

    # Appenders
    log4perl.appender.Logfile          = Log::Log4perl::Appender::File
    log4perl.appender.Logfile.filename = test.log
    log4perl.appender.Logfile.layout   = Log::Log4perl::Layout::SimpleLayout