Just shift the number 10 positions to the right and division by 1024 is done. Division by 2 is equivalent to the right shift. Dividing by 1010 ('A' in hex) is not so simple. -- Mladen Gogala Ext. 121 _____ From: Cary Millsap [mailto:Cary.Millsap@xxxxxxxxxx] Sent: Thursday, September 15, 2005 12:43 PM To: oracle-l@xxxxxxxxxxxxx Subject: RE: how do you decide your db_cache_size Unless you're a binary-based computer, in which case it's a lot easier to divide by 1024. Cary Millsap Hotsos Enterprises, Ltd. http://www.hotsos.com <http://www.hotsos.com/> Nullius in verba Visit www.hotsos.com <http://www.hotsos.com/> for curriculum and schedule details... _____ From: oracle-l-bounce@xxxxxxxxxxxxx [mailto:oracle-l-bounce@xxxxxxxxxxxxx] On Behalf Of rjamya Sent: Wednesday, September 14, 2005 2:25 PM To: jkstill@xxxxxxxxx Cc: Brandon.Allen@xxxxxxxxxxx; MGogala@xxxxxxxxxxxxxxxxxxxx; oracle-l@xxxxxxxxxxxxx Subject: Re: how do you decide your db_cache_size I presume it is for those who are not good with division ... dividing by 1000 is much easier than say 1024 ??