=head1 NAME rrdlast - Return the date of the last data sample in an RRD =head1 SYNOPSIS B<rrdtool> B<last> I<filename> =head1 DESCRIPTION The B<last> function returns the UNIX timestamp of the most recent update of the RRD. =over 8 =item I<filename> The name of the B<RRD> that contains the data. =back =head1 AUTHOR Russ Wright <rwwright@home.com>