On Wed, Mar 04, 2009 at 11:16:18PM +0100, shuttlebox wrote:
> On Wed, Mar 4, 2009 at 9:54 PM, Jose-Marcio Martins da Cruz
> <jose-marcio.mart...@ensmp.fr> wrote:
> >> On a Solaris10/sparc box (UltraSPARC-IIi 440Mhz) it takes 18s.
> >
> > Hmmm, a T2000 is "slightly" better than your sparc box (a 10 years old
> > Ultra 5 or Ultra 10 ?). But it doesn't seems too faster.
> 
> Those T2000's are not that fast executing a single thread, the main
> benefit with that platform is the large number of threads they can
> execute in parallel which of course is of great benefit in many real
> world cases. But I assume this case is single threaded and so the
> speed difference is not that impressive.
> 
> With the use of DTrace you could probably see where it spends its time.

It's not just a "T2000". The CPU is either T1 or T2. Judging from the info
(8core*4threads) it looks like we are talking about the ancient T1 here. I
don't find the load time that strange.

Some good read:

http://en.wikipedia.org/wiki/UltraSPARC_T2#Performance_improvement_versus_T1
http://www.c0t0d0s0.org/archives/4602-About-some-rumours-surrounding-the-UltraSPARC-T1T2.html
etc..

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