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List:       freebsd-current
Subject:    Re: buildworld times
From:       Vincent Poy <vince () oahu ! WURLDLINK ! NET>
Date:       2004-02-29 23:55:05
Message-ID: 20040229135407.I8264-100000 () oahu ! WURLDLINK ! NET
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On Sun, 29 Feb 2004, David O'Brien wrote:

> On Sun, Feb 29, 2004 at 12:21:18PM -1000, Vincent Poy wrote:
> > > > > Athlon64 3400+ (2.2 GHz), running 32-bit OS, no -j:  28m55.55s real
> > > >
> > > > 	That's pretty fast.  I wonder how long does the make buildkernel
> > > > take. =)
> > >
> > > I don't have a time for that, I have the (non-j) times for:
> > >
> > >     make kernel-depend:  44.75s real
> > >     make kernel:         5m30.31s real
>
> Note these times are with a GENERIC kernel with only WITNESS removed.

	So basically the only thing removed is the WITNESS and not
INVARIANTS?

> > 	Ah, forgot all about the 64 portion of the Athlon but I wonder,
> > with the current crop of processors from Intel P4C-3.4Ghz with dual
> > channel memory with the 875p chipset versus the Athlon64-FX, I wonder
> > which one is actually faster in terms of buildworld times.
>
> Athlon64-FX -- while the Intel 875p chipset may have a dual-channel
> memory controller, it is on the northbridge and not on the CPU.  So the
> 875p-based system will have much higher memory latencies.

	That's true.  I guess AMD processors have always been more
efficient.


Cheers,
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