Date: Fri, 13 Apr 2012 17:34:40 +0000 From: Alexander Best <arundel@freebsd.org> To: Mahesh Babu <maheshbabu90@yahoo.co.in> Cc: "freebsd-hackers@freebsd.org" <freebsd-hackers@freebsd.org> Subject: Re: Regarding core disable in FreeBSD 9 Message-ID: <20120413173440.GA48030@freebsd.org> In-Reply-To: <1334333913.65753.YahooMailNeo@web193204.mail.sg3.yahoo.com> References: <1334333913.65753.YahooMailNeo@web193204.mail.sg3.yahoo.com>
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On Sat Apr 14 12, Mahesh Babu wrote: > How to disable a particular core in FreeBSD 9? > How to enable it again? i don't think it's possible to do that in freebsd. what you can do is to disable SMP oder hyperthreading. alternatively you can assign a certain process to a certain core. i think there's a project to disable and enable specific cores on the fly. freebsd is pretty far behind regarding this feature. beos was able to do this anno 1998 or so afair. cheers. alex
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