From owner-freebsd-x11@FreeBSD.ORG Tue Sep 11 15:24:33 2012 Return-Path: Delivered-To: freebsd-x11@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 8DF0F1065672 for ; Tue, 11 Sep 2012 15:24:33 +0000 (UTC) (envelope-from archibald@ethernull.org) Received: from gilbert.netweaver.co.uk (gilbert.netweaver.co.uk [77.240.9.18]) by mx1.freebsd.org (Postfix) with ESMTP id 4C3838FC0C for ; Tue, 11 Sep 2012 15:24:32 +0000 (UTC) Received: from localhost ([127.0.0.1]:54253 helo=gilbert.netweaver.co.uk) by gilbert.netweaver.co.uk with esmtpa (Exim 4.77) (envelope-from ) id 1TBSKA-002lFF-K6 for freebsd-x11@freebsd.org; Tue, 11 Sep 2012 16:24:26 +0100 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Date: Tue, 11 Sep 2012 16:24:26 +0100 From: archibald To: In-Reply-To: <504F4EEC.6070300@yandex.ru> References: <504F4EEC.6070300@yandex.ru> Message-ID: X-Sender: archibald@ethernull.org User-Agent: Roundcube Webmail/0.7.2 X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - gilbert.netweaver.co.uk X-AntiAbuse: Original Domain - freebsd.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - ethernull.org X-Source: X-Source-Args: X-Source-Dir: Subject: Re: Ivy Bridge and Xorg 7.7 on i386 FreeBSD 9-1BETA: no hardware acceleration? X-BeenThere: freebsd-x11@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: X11 on FreeBSD -- maintaining and support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 11 Sep 2012 15:24:33 -0000 On 2012-09-11 15:47, Yuri K. Shatroff wrote: > Greetings x11@, > > I've got the same problem using Ivy Bridge HD4000 (with notorious > optimus). The DE (KDE4) is severely lagging and experiencing seconds' > delays in reaction to mouse/kbd events. So using the desktop is > practically impossible. In `top`, the Xorg process consumes up to > 100% > CPU. > When I switch to VESA driver, there is no DE performance problem > (rendering and reactions almost instant, CPU usage by Xorg about > 6-10%). > I have exactly the same software versions installed on another PC but > with nvidia hardware and x11/nvidia-driver, and everything works > there > fine, too. So I assume the problem is somewhere around drivers > (either > xf86-video-intel, or Mesa layer, or the i1915kms module). > > My system is: > FreeBSD 9.1-PRERELEASE (GENERIC) #0 r240286: Mon Sep 10 14:27:33 MSK > 2012 > the latest Xorg from the xorg-dev trunk (xorg-server 1.12.4, > xf86-video-intel-2.20.4) > WITH_KMS=true > WITH_NEW_XORG=true What is the output of: $ xdriinfo and $ glxinfo | grep OpenGL (glxinfo is found in graphics/mesa-demos, xdriinfo is in x11/xdriinfo) archibald