On Thu, 27 Apr 2000, bahwi wrote:
> I have a question about OOP, Inheritance, and mod_perl. I have OO
> pre-loaded module A, which clients B, C, and D use. Each one get's
> their own, and the configuration variables are different. My question here
> is how much memory does this take up? Is the module's memory copied
> several times for clients B, C, and D? From what I have read I'm pretty
> sure that it's not that, just the variables are different, but I'd like to
> be sure.
With the caveat that I've never read the Perl source, I'm pretty sure your
compiled code is kept in memory separately from your variables, so you
will only have one copy of the code.
> On to my second question, client E, F, and G each are using pre-loaded OO
> module A, but they are iheriting the class, make some changes, and then
> creating it with the new method. Each one has a different inheritance, and
> different methods are changed or added. How does this affect memory? Does
> each one get a full copy of the module in memory, and then it is changed?
Again, there is only one copy of the code, but any variables are separate.
- Perrin
