Hello, thanks for reply. i tried your modification >> CDEF:trend=dt_month,POP,COUNT,slope,*,int,+
however this has no effect. Also in first two days, the value was 70Mibts (each day had 35Mbytes) so there were non zero value in the graph since beginning. The thing is that it is not so well visible as scale not adequate here in the graph. -- View this message in context: http://rrd-mailinglists.937164.n2.nabble.com/Question-about-trend-line-tp7583077p7583079.html Sent from the RRDtool Users Mailinglist mailing list archive at Nabble.com. _______________________________________________ rrd-users mailing list rrd-users@lists.oetiker.ch https://lists.oetiker.ch/cgi-bin/listinfo/rrd-users