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From: Eric =?ISO-8859-1?B?QuluYXJk?= <eric@eukrea.com>
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Subject: Re: Performance numbers
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Hi Richard,

Le Mon, 06 Feb 2012 13:01:15 +0000,
Richard Purdie <richard.purdie@linuxfoundation.org> a =E9crit :

> Its been a while since we had some performance numbers and there were
> recently some questions about how current build time compared to
> previous numbers.
>=20
> On my 12 core system, build time for qemux86 from scratch is ~42
> minutes. This compares favourably with previous numbers from that
> system. Interestingly, switching to qemumips resulted in a build time of
> 43 minutes in the same tmpdir suggesting that the native part of the
> bootstrap process isn't the bottleneck.
>=20
> On the quad core (the system used for many of the previous numbers I'd
> provided), build time for qemux86 was 105 minutes which again is roughly
> consistent with where things were for 1.1.
>=20
what are your settings (PARALLEL_MAKE & BB_NUMBER_THREADS) used in
both cases ?

Thanks
Eric
--=20
http://eukrea.com/en/news/104-2012