RRDs::tune("${rrdfile}.${field}","-i",$field.":".$host->{'vars'}->{$field}->{'min'});
}
} else {
if ($host->{'vars'}->{$field}->{'min'} ne 'U') {
RRDs::tune("${rrdfile}.${field}","-i",$field.":".$host->{'vars'}->{$field}->{'min'});
}
} else {
if ($host->{'vars'}->{$field}->{'min'} ne 'U') {