40 lines
969 B
Plaintext
40 lines
969 B
Plaintext
=head1 NAME
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rrdfirst - Return the date of the first data sample in an RRA within an RRD
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=head1 SYNOPSIS
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B<rrdtool> B<first> I<filename> [B<--rraindex> I<number>] [B<--daemon>|B<-d> I<address>]
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=head1 DESCRIPTION
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The B<first> function returns the UNIX timestamp of the first data
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sample entered into the specified RRA of the RRD file.
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=over 8
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=item I<filename>
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The name of the B<RRD> that contains the data.
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=item B<--rraindex> I<number>
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The index number of the B<RRA> that is to be examined. If not specified, the
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index defaults to zero. B<RRA> index numbers can be determined through
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B<rrdtool info>.
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=item B<--daemon>|B<-d> I<address>
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Address of the L<rrdcached> daemon. For a list of accepted formats, see
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the B<-l> option in the L<rrdcached> manual.
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rrdtool first --daemon unix:/var/run/rrdcached.sock /var/lib/rrd/foo.rrd
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=back
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=head1 AUTHOR
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Burton Strauss <Burton@ntopSupport.com>
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Daemon support added by Steve Shipway <steve@steveshipway.org>
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