Assist on WithPeak Function (over a period of time?)

[pemcacti]

Need assistance,

Simple story - 2 graph, one was taken on Feb5 on the day itself (then saved)
The other one was take a month later and using custom view --> zoomed back to Feb5. Comparing both graph = the peak value of the second one is not shown.


The Q : What happen to the peak value? how to show it ?

The A : please enlighten me.

Thanks for sharing.

[BSOD2600]

rrdtool consolidation: http://docs.cacti.net/manual:087:8_rrdtool#rrdtool