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Date:      Thu, 10 Mar 2011 15:38:55 +0200
From:      Andriy Gapon <avg@freebsd.org>
To:        Hideki Yamamoto <hyama99@gmail.com>
Cc:        freebsd-current@freebsd.org, watanabe439@gmail.com, Steve Kargl <sgk@troutmask.apl.washington.edu>
Subject:   Re: CPU affinity
Message-ID:  <4D78D46F.4020305@freebsd.org>
In-Reply-To: <20110310034532.GA6934@troutmask.apl.washington.edu>
References:  <AANLkTinQ-VjKmbqME=b-%2BXyMgPghSqRtDr9VJ5tHkKRC@mail.gmail.com> <20110310034532.GA6934@troutmask.apl.washington.edu>

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on 10/03/2011 05:45 Steve Kargl said the following:
> On Thu, Mar 10, 2011 at 11:56:22AM +0900, Hideki Yamamoto wrote:
>> Hi,
>>
>> We are interested in realtime application and CPU affinity.
>> After googling pthread_setaffinity_np, I have found that it appeared in 7.2.
>> But I cannot find it by man command.
>> Does anyone know the status of CPU affinity function in FreeBSD or
>> useful links about it?
>> I have found the pointer about a command,
>> http://segfault.in/2010/09/how-to-set-cpu-affinity-for-a-process-in-freebsd/
>>
> 
> Man pages are available on-line.
> 
> http://www.freebsd.org/cgi/man.cgi?query=pthread_setaffinity_np&apropos=0&sektion=0&manpath=FreeBSD+8.2-RELEASE&format=html
> 

And the actual functions that should be used on modern FreeBSD are
cpuset_setaffinity and cpuset_getaffinity.

-- 
Andriy Gapon



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