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Re: Normal buildtime for a kernel?



On Wed, 2005-03-23 at 15:32 +0100, Oliver Korpilla wrote:
> Lennart Sorensen schrieb:
> > On Wed, Mar 23, 2005 at 02:53:16PM +0100, Oliver.Korpilla@gmx.de wrote:
> > 
> >>That's the strange thing - my AMD64 3500+ in 64-bit mode, with 2 GB of 
> >>memory and a 250 Gb drive, takes about 30min. But this system _should_ 
> >>have more oomph, not less!
> > 
> > 
> > Well the Athlon 2800+ is 2087Mhz so at least for raw clock speed it is
> > not much slower than your cpu.  Given it is doing 64bit for every
> > pointer instead of 32bit you will have a bit bigger code, and hence a
> > bit more disk access time needed.  I may also be wrong on 20 minutes.
> > It might be closer to 30, but I haven't timed it in a while.  Given gcc
> > almost certainly does nothing to take advantage of the athlon64
> > instruction set, I wouldn't be surprised if the 3500+ A64 is not really
> > much faster than an Athlon 2800+ at compiling.
> 
> Yeah, but slower??

gcc 3.x is known to be slow, and I think I remember reading that
it's even slower on AMD64.

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