rrdtool first filename [--rraindex number] [--daemon|-d address]


The first function returns the UNIX timestamp of the first data sample entered into the specified RRA of the RRD file.


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


Burton Strauss <Burton@ntopSupport.com> Daemon support added by Steve Shipway <steve@steveshipway.org>

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