RRDFIRST(1) rrdtool RRDFIRST(1) NNAAMMEE rrdfirst - Return the date of the first data sample in an RRA within an RRD SSYYNNOOPPSSIISS rrrrddttooooll ffiirrsstt _f_i_l_e_n_a_m_e [_-_-_r_r_a_i_n_d_e_x _n_u_m_b_e_r] DDEESSCCRRIIPPTTIIOONN The ffiirrsstt function returns the UNIX timestamp of the first data sample entered into the specified RRA of the RRD file. _f_i_l_e_n_a_m_e The name of the RRRRDD that contains the data. _-_-_r_r_a_i_n_d_e_x _n_u_m_b_e_r The index number of the RRRRAA that is to be examined. If not specified, the index defaults to zero. RRRRAA index numbers can be determined through rrrrddttooooll iinnffoo. AAUUTTHHOORR Burton Strauss 1.4.8 2013-05-23 RRDFIRST(1)