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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 en-
     tered into the specified RRA of the RRD file.

     filenameThe name of the RRD that contains the data.

     --rraindex number
	     The index number of the RRA that is to be examined. If  not  speci-
	     fied,  the  index defaults to zero. RRA index numbers can be deter-
	     mined 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 Ship-
     way <steve@steveshipway.org>

1.10.3				   2026-05-25			     RRDFIRST(1)

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