=head1 NAME

rrdlastupdate - Return the most recent update to an RRD

=head1 SYNOPSIS

B<rrdtool> B<lastupdate> I<filename>

=head1 DESCRIPTION

The B<lastupdate> function returns the UNIX timestamp and the 
value stored for each datum in the most recent update of an RRD.

=over 8

=item I<filename>

The name of the B<RRD> that contains the data.

=back

=head1 AUTHOR

Andy Riebs <andy.riebs@hp.com>