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Subject: Re: [OMPI users] Processor affinitiy
From: Jeff Squyres (jsquyres_at_[hidden])
Date: 2008-04-23 20:10:53


Things have not changed with Leopard. :-(

On Apr 23, 2008, at 6:26 PM, Alberto Giannetti wrote:

> Note: I'm running Tiger (Darwin 8.11.1). Things might have changed
> with Leopard.
>
> On Apr 23, 2008, at 5:30 PM, Jeff Squyres wrote:
>> On Apr 23, 2008, at 3:01 PM, Alberto Giannetti wrote:
>>
>>> I would like to run one of my MPI processors to a single core on my
>>> iMac Intel Core Duo system. I'm using release 1.2.4 on Darwin
>>> 8.11.1.
>>> It looks like processor affinity is not supported for this kind of
>>> configuration:
>>
>> I'm afraid that OS X doesn't have an API for processor affinity (so
>> there's no API for OMPI to call). :-(
>>
>> You might want to file a feature enhancement with Apple to have them
>> add one. :-)
>>
>> --
>> Jeff Squyres
>> Cisco Systems
>>
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-- 
Jeff Squyres
Cisco Systems