From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750755AbWDLP1n (ORCPT ); Wed, 12 Apr 2006 11:27:43 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750757AbWDLP1n (ORCPT ); Wed, 12 Apr 2006 11:27:43 -0400 Received: from [212.33.188.110] ([212.33.188.110]:35333 "EHLO raad.intranet") by vger.kernel.org with ESMTP id S1750755AbWDLP1n (ORCPT ); Wed, 12 Apr 2006 11:27:43 -0400 From: Al Boldi To: Con Kolivas Subject: Re: [patch][rfc] quell interactive feeding frenzy Date: Wed, 12 Apr 2006 18:25:54 +0300 User-Agent: KMail/1.5 Cc: ck list , linux-kernel@vger.kernel.org, Mike Galbraith References: <200604112100.28725.kernel@kolivas.org> <200604121339.40563.a1426z@gawab.com> <200604122127.20322.kernel@kolivas.org> In-Reply-To: <200604122127.20322.kernel@kolivas.org> MIME-Version: 1.0 Content-Disposition: inline Content-Type: text/plain; charset="windows-1256" Content-Transfer-Encoding: 7bit Message-Id: <200604121825.55054.a1426z@gawab.com> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Con Kolivas wrote: > On Wednesday 12 April 2006 20:39, Al Boldi wrote: > > Con Kolivas wrote: > > > Installed and tested here just now. They run smoothly concurrently > > > here. Are you testing on staircase15? > > > > staircase14.2-test3. Are you testing w/ DRM? If not then all mesa > > requests will be queued into X, and then runs as one task (check top > > d.1) > > Nvidia driver; all separate tasks in top. On a 400MhzP2 i810drm w/ kernel HZ=1000 it stutters. You may want to compensate for nvidia w/ a few cpu-hogs. How many gears fps do you get? > > Try ping -A (10x). top d.1 should show skewed times. If you have a > > fast machine, you may have to increase the load. > > Ran for a bit over 10 mins outside of X to avoid other tasks influencing > results. I was too lazy to go to init 1. > > ps -eALo pid,spid,user,priority,ni,pcpu,vsize,time,args > > 15648 15648 root 39 0 9.2 1740 00:01:03 ping -A localhost > 15649 15649 root 28 0 9.8 1740 00:01:06 ping -A localhost > 15650 15650 root 39 0 9.9 1744 00:01:07 ping -A localhost > 15651 15651 root 39 0 9.3 1740 00:01:03 ping -A localhost > 15652 15652 root 39 0 10.3 1740 00:01:10 ping -A localhost > 15653 15653 root 39 0 10.8 1740 00:01:13 ping -A localhost > 15654 15654 root 39 0 10.0 1740 00:01:08 ping -A localhost > 15655 15655 root 39 0 10.5 1740 00:01:11 ping -A localhost > 15656 15656 root 39 0 9.9 1740 00:01:07 ping -A localhost > 15657 15657 root 39 0 10.2 1740 00:01:09 ping -A localhost > > mean 68.7 seconds > > range 63-73 seconds. Could this 10s skew be improved to around 1s to aid smoothness? Thanks! -- Al