[OE-core] Performance numbers

[Martin Jansa]

On Mon, Feb 06, 2012 at 02:28:30PM +0100, Eric Bénard wrote:
> Hi Richard,
> 
> Le Mon, 06 Feb 2012 13:01:15 +0000,
> Richard Purdie <richard.purdie at linuxfoundation.org> a écrit :
> 
> > 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.
> > 
> > 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.
> > 
> > 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.
> > 
> what are your settings (PARALLEL_MAKE & BB_NUMBER_THREADS) used in
> both cases ?

And what's the target in your tests?

My quad core does core-image-minimal-mtdutils for qemux86* from scratch 
in ~ 100 minutes.

Cheers,

-- 
Martin 'JaMa' Jansa     jabber: Martin.Jansa at gmail.com
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