Skip site navigation (1)Skip section navigation (2)
Date:      Tue, 9 Nov 2010 09:54:05 -0800
From:      David Brodbeck <gull@gull.us>
To:        freebsd-questions@freebsd.org
Subject:   Re: Per core frequency control
Message-ID:  <AANLkTikBFoKBprozoi2%2BUyCPy9mqx094NJmWEgMtod-N@mail.gmail.com>
In-Reply-To: <4CD949D7.6030003@stillbilde.net>
References:  <201011091256.51140.naylor.b.david@gmail.com> <4CD949D7.6030003@stillbilde.net>

next in thread | previous in thread | raw e-mail | index | archive | help
On Tue, Nov 9, 2010 at 5:17 AM, Svein Skogen (Listmail account)
<svein-listmail@stillbilde.net> wrote:
> You did read the "symmetric" part of "symmetric multi processor" didn't you?
>
> It's a limitation of the technology. One clock.

I don't think that's quite true.  The newer Intel server chipsets have
the ability to throttle back idle cores and boost the speed of active
ones, to improve performance on single-threaded workloads.



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?AANLkTikBFoKBprozoi2%2BUyCPy9mqx094NJmWEgMtod-N>