Hi Timo,<div><br></div><div> I am new user of rrdtool. Can u suggest me how to use ADDNAN to add incomplete graphs. I made the changes in rrd_rpncalc.h and rrd_rpncalc.c according to ur patch. But i dont know how to use ADDNAN operator to retrieve incomplete graphs. Please guide me through this.</div>
<div><br></div><div>thanks and regards,</div><div>Sarath</div>