NAME
rrdfirst - Return the date of the first data sample in an RRA within an RRD
SYNOPSIS
rrdtool first filename [--rraindex number]
DESCRIPTION
The first function returns the UNIX timestamp of the first data sample entered into the specified RRA of the RRD file.
filename | The name of the RRD that contains the data. |
--rraindex number | The index number of the RRA that is to be examined. If not specified, the index defaults to zero. RRA index numbers can be determined through rrdtool info. |
AUTHOR
Burton Strauss <Burton@ntopSupport.com>