From: Saul Wold <sgw@linux.intel.com>
To: Patches and discussions about the oe-core layer
<openembedded-core@lists.openembedded.org>
Subject: Re: [PATCH] Suggested threads should be double the number of cores.
Date: Tue, 03 Apr 2012 14:28:17 -0700 [thread overview]
Message-ID: <4F7B6B71.6000404@linux.intel.com> (raw)
In-Reply-To: <alpine.DEB.2.02.1203230535060.23552@oneiric>
On 03/23/2012 02:37 AM, Robert P. J. Day wrote:
>
> Documentation suggests that the number of threads should actually be
> *double* the number of cores.
>
A better clarification with be to mention threading since a quad-core
with hyperthreading enabled would be have 8 virtual cores.
Sau!
> Signed-off-by: Robert P. J. Day<rpjday@crashcourse.ca>
>
> ---
>
> the yocto docs i've seen do suggest that the suggested number is
> double the number of cores, unless that's wrong.
>
>
> diff --git a/meta/conf/local.conf.sample b/meta/conf/local.conf.sample
> index 5679c03..505ec67 100644
> --- a/meta/conf/local.conf.sample
> +++ b/meta/conf/local.conf.sample
> @@ -24,7 +24,7 @@
> #
> #PARALLEL_MAKE = "-j 4"
> #
> -# For a quad-core machine, BB_NUMBER_THREADS = "4", PARALLEL_MAKE = "-j 4" would
> +# For a quad-core machine, BB_NUMBER_THREADS = "8", PARALLEL_MAKE = "-j 8" would
> # be appropriate for example.
>
> #
>
> rday
>
next prev parent reply other threads:[~2012-04-03 21:37 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-03-23 9:37 [PATCH] Suggested threads should be double the number of cores Robert P. J. Day
2012-04-03 21:28 ` Saul Wold [this message]
2012-04-04 11:59 ` Robert P. J. Day
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