From owner-freebsd-stable@FreeBSD.ORG Wed Sep 30 19:03:40 2009 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 594851065692 for ; Wed, 30 Sep 2009 19:03:40 +0000 (UTC) (envelope-from lambert@lambertfam.org) Received: from sysmon.tcworks.net (sysmon.tcworks.net [65.66.76.4]) by mx1.freebsd.org (Postfix) with ESMTP id 255198FC1B for ; Wed, 30 Sep 2009 19:03:39 +0000 (UTC) Received: from sysmon.tcworks.net (localhost [127.0.0.1]) by sysmon.tcworks.net (8.13.1/8.13.1) with ESMTP id n8UJ3cIL092850 for ; Wed, 30 Sep 2009 14:03:38 -0500 (CDT) (envelope-from lambert@lambertfam.org) Received: (from lambert@localhost) by sysmon.tcworks.net (8.13.1/8.13.1/Submit) id n8UJ3bxo092849 for freebsd-stable@freebsd.org; Wed, 30 Sep 2009 14:03:37 -0500 (CDT) (envelope-from lambert@lambertfam.org) X-Authentication-Warning: sysmon.tcworks.net: lambert set sender to lambert@lambertfam.org using -f Date: Wed, 30 Sep 2009 14:03:36 -0500 From: Scott Lambert To: freebsd-stable@freebsd.org Message-ID: <20090930190336.GN4858@sysmon.tcworks.net> Mail-Followup-To: freebsd-stable@freebsd.org References: <426bed110909281500w194c7c19taf29b1a3996c91fc@mail.gmail.com> <426bed110909281818t68ab8fe5r9a6370c5fa368d7a@mail.gmail.com> <20090929035544.GJ4858@sysmon.tcworks.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20090929035544.GJ4858@sysmon.tcworks.net> User-Agent: Mutt/1.4.2.2i Subject: Re: Laggy X11 after updating to 8.0-RC1 X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 30 Sep 2009 19:03:40 -0000 On Mon, Sep 28, 2009 at 10:55:44PM -0500, Scott Lambert wrote: > I'm seeing something similar to OP, apparent keyboard buffer delays, but > maybe not exactly. When I click from one xterm to another, it may be > 1 - 30 seconds before my key entries show. Firefox seems to have less > delay after clicks into text fields, but sometimes it is noticeable maybe > 0.25 to 1 second. Just two xterms, the fluxbox toolbar, and firefox > running. No frufru stuff. > > I've tried with and without an explicit xorg.conf. Switching > back to the console works better without. With doesn't leave me a > usable display outside of X. > > It seems like the delays get longer and longer the longer the X session > has been up. But sometimes there will be no delay. If I switch > windows/desktops with alt-tab, ctrl-f#, there is no delay. I've been > wondering if it could be due to the synaptics touchpad. I enabled the > synaptics features about the same time to try to get rid of tap events > from the touchpad. I hate touchpads and still haven't figured out how > to kill tapping. I changed /boot/loader.conf from: hw.psm.synaptics_support=1 to hw.psm.synaptics_support=0 and rebooted. All X11 input buffer lag went away for me. Wild. Unfortunately the touchpad is now more prone to palm taps... -- Scott Lambert KC5MLE Unix SysAdmin lambert@lambertfam.org