From owner-freebsd-current@FreeBSD.ORG Sun Sep 28 22:05:59 2003 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 291D316A4B3 for ; Sun, 28 Sep 2003 22:05:59 -0700 (PDT) Received: from mail.chesapeake.net (chesapeake.net [208.142.252.6]) by mx1.FreeBSD.org (Postfix) with ESMTP id 310794402D for ; Sun, 28 Sep 2003 22:05:58 -0700 (PDT) (envelope-from jroberson@chesapeake.net) Received: from localhost (jroberson@localhost) by mail.chesapeake.net (8.11.6/8.11.6) with ESMTP id h8T55r064723; Mon, 29 Sep 2003 01:05:53 -0400 (EDT) (envelope-from jroberson@chesapeake.net) Date: Mon, 29 Sep 2003 01:05:53 -0400 (EDT) From: Jeff Roberson To: Arjan van Leeuwen In-Reply-To: <200309281545.36457.avleeuwen@piwebs.com> Message-ID: <20030929010512.N99666-100000@mail.chesapeake.net> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII cc: current@freebsd.org Subject: Re: Status of SCHED_ULE? X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 29 Sep 2003 05:05:59 -0000 On Sun, 28 Sep 2003, Arjan van Leeuwen wrote: > On Sunday 28 September 2003 14:38, Matt wrote: > > Morten Rodal wrote: > > > On Sun, Sep 28, 2003 at 01:26:24PM +0100, Matt wrote: > > >>Morten Rodal wrote: > > >>>On Sat, Sep 27, 2003 at 11:31:25PM -0400, Jeff Roberson wrote: > > >>>>On Sat, 27 Sep 2003, Morten Rodal wrote: > > >>>>>It has improved quite a bit lately, and is now also working with KSE. > > >>>>>However, the mouse will get sluggish whenever the computer is under > > >>>>>bursts of load (i.e. a compile) > > >>>> > > >>>>I have not had this experience. Can you give me details of your > > >>>> machine and the kind of load that causes slugishness? I'll correct it > > >>>> as soon as I can identify it. > > >>> > > >>>The machine is an dual Pentium 2 300MHz, and I'm running gnome 2.4. > > >>>I do also experience this with my computer at school, a single Pentium3 > > >>>733MHz. > > >>> > > >>>The load isn't very complicated, usually just gnome 2.4 and mozilla > > >>>firebird running. If I then do anything that requires lots of cpu, > > >>>like a compile of a program, the interactivity drops fast. > > >>> > > >>>On the dual machine I have also experienced a *HUGE* increase in the > > >>>time for "portupgrade -ar" to complete. I am not familiar with how > > >>>portupgrade works, but it seems to spawn a few make's and sort's, but > > >>>I am not sure why it is currently using 3 hours instead of 10 minutes > > >>>to complete! (This was tested when there was no packages to upgrade, > > >>>which shouldn't take long) > > >>> > > >>>Both machines (this dual and the one at school) are running with a > > >>>libmap.conf in order to use libkse, is this perhaps affecting the > > >>>performance of ULE? > > >>> > > >>>I am not sure how useful this is to you, but if you have any other > > >>>pointers as to what I should look at just ask. > > >> > > >>Are you running 5.1-release or 5.1-current? > > >> > > >>I ask because I have used ULE on two different kernels so far on this > > >>box. One was 5.1-release running gnome2, mozilla, xmms. On this the > > >>mouse stutters really badly whenever anything is being compiled. > > >> > > >>However on the 5.1-current kernel this behavior no longer happens and > > >>the mouse is fine. > > >> > > >>I suspect ULE has had a few enhancements between the release and now. > > > > > > I am running 5.1-current > > > > > > Dual machine: > > > FreeBSD slurp.rodal.no 5.1-CURRENT FreeBSD 5.1-CURRENT #3: Thu Sep 25 > > > 04:03:23 CEST 2003 root@slurp.rodal.no:/usr/obj/usr/src/sys/slurp > > > i386 > > > > > > School computer: > > > FreeBSD hauk10.idi.ntnu.no 5.1-CURRENT FreeBSD 5.1-CURRENT #2: Fri Sep 26 > > > 09:12:55 CEST 2003 root@hauk10.idi.ntnu.no:/usr/obj/usr/src/sys/hauk10 > > > i386 > > > > Ahh I tell you the other difference. I had a USB mouse when I tried ULE > > with 5.1-release and it stuttered. It's just a ps2 one on the current > > kernel where it's not stuttering. > > > > Matt. > > I have a PS/2 mouse, I run -CURRENT from 2 days ago, and I experience the > stuttering too. > > It happens when compiling stuff, when loading complicated pages in Mozilla > Firebird, and when logging out of GNOME 2.4 (the 'background fade' animation > brings my Athlon XP 2000+ to its knees when I use SCHED_ULE). > > Arjan > Gnome seems to be a common theme. Are you also using libkse? There could be some interaction there. Thanks, Jeff