benchmark => {
    hourly => {
        start_sec => "e-48h",
        title => "Apache average Response Time for the last 48 Hours",
    },
    daily => {
        start_sec => "e-12d",
        title => "Apache average Response Time for the last 12 Days",
    },
    weekly => {
        start_sec => "e-48d",
        title => "Apache average Response Time for the last 48 Days",
    },
    monthly => {
        start_sec => "e-576D",
        title => "Apache average Response Time for the last 576 Days !",
    },
    yaxis => "Micro-Seconds",
    lines => sub {
        my ($RRD,$service,$graph,$p,$color)=@_;

        my($part) = $RRD;

        $part =~ s/^.*benchmark,/,/;
        $part =~ s/\.rrd//;
        $part =~ s/\,//g;

        return [
            qq{DEF:$p=$RRD:BENCHMARK:AVERAGE},
            qq{LINE2:$p#$color:$part},
            qq{-l 0}
        ]
        },
   },