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Date:      Mon, 22 Dec 2008 12:14:47 +0100
From:      =?UTF-8?Q?Nikola_Kne=C5=BEevi=C4=87?= <laladelausanne@gmail.com>
To:        FreeBSD Questions <freebsd-questions@freebsd.org>
Subject:   Re: Setting per processor (/core) affinity from within FreeBSD
Message-ID:  <811A0293-5825-4274-AAFA-559B1E5F78CD@gmail.com>
In-Reply-To: <7d6fde3d0812152140u1a5985f6l5abe51f82f26fd73@mail.gmail.com>
References:  <7d6fde3d0812151634n70e6f699n8178382c79dca36d@mail.gmail.com> <8cb6106e0812151921w635a00c6o52112723c433fffb@mail.gmail.com> <7d6fde3d0812152140u1a5985f6l5abe51f82f26fd73@mail.gmail.com>

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16 Dec 2008, at 06:40 , Garrett Cooper wrote:

>>>   I was wondering if anyone has written a utility for FreeBSD to tie
>>> a particular process group to a processor / core, similar to what
>>> Linux has done with taskset, so that affinity can be properly set  
>>> with
>>> FreeBSD and the ULE scheduler.
>>
>> I believe cpuset(2) will do what you want. It is available starting
>> with 7.1-RELEASE (which isn't released yet, but you can grab 7.1-RC1
>> to test it out).
>>
Hi,

what I read from the documentation is that cpuset works on processes.  
Is it possible to pin a kthread to a particular core?

Cheers,
N.



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