From owner-svn-doc-head@FreeBSD.ORG Sun Jul 22 22:19:48 2012 Return-Path: Delivered-To: svn-doc-head@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id B3CA01065673; Sun, 22 Jul 2012 22:19:48 +0000 (UTC) (envelope-from eadler@FreeBSD.org) Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:4f8:fff6::2c]) by mx1.freebsd.org (Postfix) with ESMTP id 9E9FF8FC17; Sun, 22 Jul 2012 22:19:48 +0000 (UTC) Received: from svn.freebsd.org (localhost [127.0.0.1]) by svn.freebsd.org (8.14.4/8.14.4) with ESMTP id q6MMJm3c032192; Sun, 22 Jul 2012 22:19:48 GMT (envelope-from eadler@svn.freebsd.org) Received: (from eadler@localhost) by svn.freebsd.org (8.14.4/8.14.4/Submit) id q6MMJmdZ032190; Sun, 22 Jul 2012 22:19:48 GMT (envelope-from eadler@svn.freebsd.org) Message-Id: <201207222219.q6MMJmdZ032190@svn.freebsd.org> From: Eitan Adler Date: Sun, 22 Jul 2012 22:19:48 +0000 (UTC) To: doc-committers@freebsd.org, svn-doc-all@freebsd.org, svn-doc-head@freebsd.org X-SVN-Group: doc-head MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Cc: Subject: svn commit: r39253 - head/en_US.ISO8859-1/books/faq X-BeenThere: svn-doc-head@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: SVN commit messages for the doc tree for head List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 22 Jul 2012 22:19:48 -0000 Author: eadler (src,ports committer) Date: Sun Jul 22 22:19:48 2012 New Revision: 39253 URL: http://svn.freebsd.org/changeset/doc/39253 Log: Remove bogus information about SMP processors Approved by: wblock Modified: head/en_US.ISO8859-1/books/faq/book.sgml Modified: head/en_US.ISO8859-1/books/faq/book.sgml ============================================================================== --- head/en_US.ISO8859-1/books/faq/book.sgml Sun Jul 22 22:19:46 2012 (r39252) +++ head/en_US.ISO8859-1/books/faq/book.sgml Sun Jul 22 22:19:48 2012 (r39253) @@ -2262,19 +2262,9 @@ support on Intel CPUs that support this feature. A kernel with the options SMP feature enabled will automatically detect the additional logical - processors. The default &os; scheduler treats the logical - processors the same as additional physical processors; in - other words, no attempt is made to optimize scheduling - decisions given the shared resources between logical - processors within the same CPU. Because this naive - scheduling can result in suboptimal performance, under - certain circumstances it may be useful to disable the - logical processors with the - machdep.hlt_logical_cpus sysctl - variable. It is also possible to halt any CPU in the idle - loop with the machdep.hlt_cpus sysctl - variable. The &man.smp.4; manual page has more - details. + processors. + + &man.smp.4; has more details.