From owner-freebsd-usb@FreeBSD.ORG Fri Mar 18 15:42:03 2011 Return-Path: Delivered-To: freebsd-usb@freebsd.org Received: by hub.freebsd.org (Postfix, from userid 1233) id B37931065670; Fri, 18 Mar 2011 15:42:03 +0000 (UTC) Date: Fri, 18 Mar 2011 15:42:03 +0000 From: Alexander Best To: Anonymous Message-ID: <20110318154203.GA48923@freebsd.org> References: <20110121182340.GA80488@freebsd.org> <86vczgts3a.fsf@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <86vczgts3a.fsf@gmail.com> Cc: freebsd-usb@freebsd.org Subject: Re: Problem with mouse during high CPU load X-BeenThere: freebsd-usb@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: FreeBSD support for USB List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 18 Mar 2011 15:42:03 -0000 On Fri Mar 18 11, Anonymous wrote: > Alexander Best writes: > > > i've reported this issue quite a while ago [1], but back then nobody was able > > to help me. i have an issue with my usb mouse. when there's a high CPU load it > > produces random mouse clicks. this doesn't happen on other OSes. i've attached > > a different usb mouse to my freebsd box and i could't observe the same > > behavior. so it seems this problem is only related to specific mice. > > I'm curious, can you reproduce it without moused(8), i.e. specifying > /dev/umsN in xorg.conf rather than /dev/sysmouse. wow that worked. :) i've set my mouse to /dev/ums0 and set Option "AllowEmptyInput" "off", because without that line i couldn't use the mouse. even with very fast movements i don't get any random clicks anymore. although this a solution works for X, for the console the only way to use a mouse is moused(8). cheers. alex > > This may be unrelated but my mx518 mouse produces random clicks when I > move it very quickly and using moused(8), no clicks when not. > > > > > back then hps@ guessed that my mouse requires a certain polling rate from the > > host. during high cpu load the host couldn't keep up the polling rate and thus > > the mouse starts producing wrong output. -- a13x