NAME 
rrdlast - Return the date of the last data sample in an RRD
SYNOPSIS 
rrdtool last filename
DESCRIPTION 
The last function returns the UNIX timestamp of the most recent
update of the RRD.
filename The name of the 
RRD that contains the data.
AUTHOR 
Russ Wright < mailto:rwwright@home.comrwwright@home.com >
