From: Richard Purdie <richard.purdie@linuxfoundation.org>
To: Patches and discussions about the oe-core layer
<openembedded-core@lists.openembedded.org>
Subject: Re: Performance numbers
Date: Mon, 06 Feb 2012 16:22:00 +0000 [thread overview]
Message-ID: <1328545320.24049.20.camel@ted> (raw)
In-Reply-To: <CAMKF1srAh7+4fNEVk2bqL-3VsWApart-T5cWPZKPMYpB-btGgw@mail.gmail.com>
On Mon, 2012-02-06 at 07:28 -0800, Khem Raj wrote:
> On Mon, Feb 6, 2012 at 5:01 AM, Richard Purdie
> <richard.purdie@linuxfoundation.org> wrote:
> >
> > 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.
>
> are these both build from scratch or did mips use the native parts
> previously generated by x86
> I have also seen mips take a bit of more time. I think it could be
> owed to toolchain.
It used the native bits already generated so yes, it could be toolchain
speed differences...
Cheers,
Richard
prev parent reply other threads:[~2012-02-06 16:30 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-02-06 13:01 Performance numbers Richard Purdie
2012-02-06 13:28 ` Eric Bénard
2012-02-06 13:32 ` Martin Jansa
2012-02-06 13:57 ` Richard Purdie
2012-02-06 15:28 ` Khem Raj
2012-02-06 16:22 ` Richard Purdie [this message]
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