rrd_first
(PECL rrd >= 0.9.0)
rrd_first — Gets the timestamp of the first sample from rrd file
Descrierea
rrd_first
( string
$file
, int $raaindex = 0
) : intReturns the first data sample from the specified RRA of the RRD file.
Parametri
-
file -
RRD database file name.
-
raaindex -
The index number of the RRA that is to be examined. Default value is 0.
Valorile întoarse
Integer number of unix timestamp, false if some error occurs.
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