Re: [Boost-users] number cores / cpu

Subject: Re: [Boost-users] number cores / cpu
From: Kraus Philipp (philipp.kraus_at_[hidden])
Date: 2010-08-23 09:46:08

Am 23.08.2010 um 15:02 schrieb Lars Viklund:

> On Mon, Aug 23, 2010 at 02:57:49PM +0200, Kraus Philipp wrote:
>> can I determine how many physical cpu and cores are installed in a
>> system with the boost lib?
>
> There's thread::hardware_concurrency() which will give you a count of
> hardware threads.
>
> Personally, if I wanted more specific knowledge, I'd use /proc on  
> Linux,
> WMI on Windows, etc., conditionally compiled.
>
> [1] http://www.boost.org/doc/libs/1_44_0/doc/html/thread/thread_management.html#thread.thread_management.thread.hardware_concurrency

Thank. I need exactlly this number