Perfomance issue

Hi,

I want to check the program using Runtime analysis.

But can u plz tell me upto what extent(i.e percentages given in runtime analysis) can an abap report can consume time. i.e. ABAP----

%

Database-----%

R/3----

%

Why am I asking , because in production server we r having over 100000 records. so the report is working well in Development server.but when u run the report in production the problem is coming. And there is no ouptut. just processing is going on even for half an hour.Even no error...

Plz help me.........

Thanks & Regards,

K P