Using core\cores specification

Nicolas BENOIT nicolas.benoit@cea.fr
Mon Nov 30 11:06:00 GMT 2009


alanklm wrote:
> 
> 
> Harald Servat-3 wrote:
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>> En/na alanklm ha escrit:
>>> Do somebody know if there is some possibility in gcc to set on which
>>> fixed
>>> cores of multi-core processor I want to execute my program?
>> I'm afraid that this feature depends on the OS not on gcc itself.
>>
>> For example, FreeBSD has the cpuset command and calls.
>> http://www.freebsd.org/cgi/man.cgi?query=cpuset&sektion=2&apropos=0&manpath=FreeBSD+8.0-RELEASE
>> http://www.freebsd.org/cgi/man.cgi?query=cpuset&sektion=1&apropos=0&manpath=FreeBSD+8.0-RELEASE
>>
>> Other OSes may have other commands/calls.
>>
>> Regards.
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> Thanks a lot. 
> May be you know same command for Debian.  (4.0 or 5.0)

On Linux, this functionnality is notably described in the manpages of 
sched_setaffinity

Regards,
N. BENOIT




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