That´s right, it is a Crystall Ball! That is probably why many Capacity Plans fails! I guess there is no scientific way to perform capacity plannnings, at least not for new applications and without some metrics. Thanks LSC On 2/23/06, Mladen Gogala <gogala@xxxxxxxxxxxxx> wrote: > > > On 02/23/2006 08:14:28 AM, LiShan Cheng wrote: > > Hi Ranko > > > > What if the application is new? For example you have to migrate a > Peoplesoft > > CRM to Siebel can you take Peoplesoft metrics and use that in Siebel? > > > > Or you are putting a new fresh application. > > LiShan, capacity plan is a crystal ball usually required by damagement. > If it is pretty enough and is web based, it doesn't necessarily have to > have anything in common with reality and accuracy. Capacity plan is like > light saber model: your can be prettier then mine, but neither will work. > The answer to the question "how much disk will we be using in 6 months" > is still: "I have no clue", especially if the application is new to your > system. Fortunately, there is a great tool called "Oracle Application > Express" > which, in combination with good, old DBMS_JOB can do the trick. You can > schedule monthly space allocation collection and then present a bar graph > on the intranet. You can even allow the damagement to select a month in > the future for which it wants to see allocation. It's called "Futurama". > May the farce be with you. > > > -- > Mladen Gogala > http://www.mgogala.com > >