RRDFIRST(1) rrdtool RRDFIRST(1)
NAME
rrdfirst - Return the date of the first data sample in an RRA within an
RRD
SYNOPSIS
rrdtool first filename [--rraindex number] [--daemon|-d address]
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.
--daemon|-d address
Address of the rrdcached daemon. For a list of accepted
formats, see the -l option in the rrdcached manual.
rrdtool first --daemon unix:/var/run/rrdcached.sock /var/lib/rrd/foo.rrd
AUTHOR
Burton Strauss <Burton@ntopSupport.com> Daemon support added by Steve
Shipway <steve@steveshipway.org>
1.7.2 2020-04-11 RRDFIRST(1)