Re: Memory vs CPU requirements
On Wed, 3 Oct 2007, Geert Uytterhoeven wrote:
> On Tue, 2 Oct 2007, Thomas Weber wrote:
> > the current Octaviz packages build around 1000 object files from C++
> > code. This takes about an hour on my 3GHz machine and I think you know
> > better than I what that means for m68k buildds.
> >
> > Now, I would like to change the build system such that the .cc files are
> > concatenated and only about 10 object files are built. On my current
> > system, this halves the build time. The problem is that memory
> > requirements go through the roof (I think you need more than 500 MB
> > Ram).
> >
> > So, the question is simple: would this change help you or actually make
> > things worse for smaller buildds?
>
> IMHO it will make things worse. Time is infinite, RAM is finite (it can be
> traded off by swap, i.e. time again, though).
>
> BTW, can't you speed up builds on machines with lots of memory by using
> `make -j N'?
Silly question perhaps, but why would anyone want Octaviz on m68k? :)
I assume it is http://octaviz.sourceforge.net/ ?
-- kolla
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