From owner-svn-src-head@FreeBSD.ORG Sat Jul 24 19:26:49 2010 Return-Path: Delivered-To: svn-src-head@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 281D11065673 for ; Sat, 24 Jul 2010 19:26:49 +0000 (UTC) (envelope-from dougb@FreeBSD.org) Received: from mail2.fluidhosting.com (mx21.fluidhosting.com [204.14.89.4]) by mx1.freebsd.org (Postfix) with ESMTP id AF51B8FC12 for ; Sat, 24 Jul 2010 19:26:45 +0000 (UTC) Received: (qmail 12497 invoked by uid 399); 24 Jul 2010 19:26:39 -0000 Received: from localhost (HELO laptop.dougb.net) (dougb@dougbarton.us@127.0.0.1) by localhost with ESMTPAM; 24 Jul 2010 19:26:39 -0000 X-Originating-IP: 127.0.0.1 X-Sender: dougb@dougbarton.us Date: Sat, 24 Jul 2010 12:26:09 -0700 (PDT) From: Doug Barton To: Alexander Motin In-Reply-To: <201007241049.o6OAnxvo001874@svn.freebsd.org> Message-ID: References: <201007241049.o6OAnxvo001874@svn.freebsd.org> User-Agent: Alpine 2.00 (BSF 1167 2008-08-23) X-message-flag: Outlook -- Not just for spreading viruses anymore! OpenPGP: id=1A1ABC84 Organization: http://SupersetSolutions.com/ MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org Subject: Re: svn commit: r210444 - head/sys/x86/x86 X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 24 Jul 2010 19:26:49 -0000 On Sat, 24 Jul 2010, Alexander Motin wrote: > Author: mav > Date: Sat Jul 24 10:49:59 2010 > New Revision: 210444 > URL: http://svn.freebsd.org/changeset/base/210444 > > Log: > Increment td->td_intr_nesting_level for LAPIC timer interrupts. Among other > things it hints SCHED_ULE to run clock swi handlers on their native CPUs, > avoiding many unneeded IPI_PREEMPT calls. Will this help SCHED_4BSD at all? I'm finding it to be slightly better for interactivity on a loaded system, but frankly at this point they both leave a lot to be desired. Doug -- Improve the effectiveness of your Internet presence with a domain name makeover! http://SupersetSolutions.com/ Computers are useless. They can only give you answers. -- Pablo Picasso