rrd_first
(PECL rrd >= 0.9.0)
rrd_first — Gets the timestamp of the first sample from rrd file.
Description
int rrd_first
( string $file
[, int $raaindex = 0
] )
Returns the first data sample from the specified RRA of the RRD file.
Parameters
- file
-
RRD database file name.
- raaindex
-
The index number of the RRA that is to be examined. Default value is 0.
Return Values
Integer number of unix timestamp, FALSE if some error occurs.