Perl-script every time you want to read a value with the C<exec plugin> (see
L<collectd-exec(5)>) and provides a lot more functionality, too.
-When loading the C<perl plugin>, the B<Globals> option should be enabled.
-Else, the perl plugin will fail to load any Perl modules implemented in C,
-which includes, amongst many others, the B<threads> module used by the plugin
-itself. See the documentation of the B<Globals> option in L<collectd.conf(5)>
-for details.
-
=head1 CONFIGURATION
=over 4