Re: Somebody having access to a Windows machine with > 64 CPUs?

[Corinna Vinschen <corinna-cygwin at cygwin dot com>]

On Aug 10 10:23, Warren Young wrote:
> On Aug 10, 2015, at 10:00 AM, Corinna Vinschen <corinna-cygwin@cygwin.com> wrote:
> > 
> > for testing, I need somebody running a small test program on a machine
> > with more than 64 CPUs under Windows 7 or later.
> 
> I donât think thatâs possible today.  Windows 7 Professional is
> limited to 2 physical processors and 256 cores, so the only way to get
> the result you want is a 2x33+ core system without Hyperthreading, or
> a 2x17+ core system with HT.
> 
> Source: http://windows.microsoft.com/en-US/windows7/products/system-requirements
> [...]
> The contemporaneous version of Server is, I believe 2008 R2, which has

Note the "at least".

I was referring to Windows 7 because that's the first OS (including
it's 2008R2 server version) which supports more than 64 CPUs and the
OS calls required to use and fetch info on them,
GetLogicalProcessorInformationEx.


Corinna

-- 
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Maintainer                 cygwin AT cygwin DOT com
Red Hat

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