From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933153AbXCNUR5 (ORCPT ); Wed, 14 Mar 2007 16:17:57 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S933156AbXCNUR5 (ORCPT ); Wed, 14 Mar 2007 16:17:57 -0400 Received: from vms042pub.verizon.net ([206.46.252.42]:58914 "EHLO vms042pub.verizon.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933153AbXCNUR5 (ORCPT ); Wed, 14 Mar 2007 16:17:57 -0400 Date: Wed, 14 Mar 2007 10:54:51 -0400 From: Gene Heskett Subject: Re: New thread RDSL, post-2.6.20 kernels and amanda (tar) miss-fires In-reply-to: <20070314061922.GR2986@holomorphy.com> To: linux-kernel@vger.kernel.org Cc: William Lee Irwin III Message-id: <200703141054.56595.gene.heskett@gmail.com> Organization: Organization? very little MIME-version: 1.0 Content-type: text/plain; charset=iso-8859-1 Content-transfer-encoding: 7bit Content-disposition: inline References: <200703130428.11014.gene.heskett@gmail.com> <200703140209.58375.gene.heskett@gmail.com> <20070314061922.GR2986@holomorphy.com> User-Agent: KMail/1.9.6 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Wednesday 14 March 2007, William Lee Irwin III wrote: >> On Wednesday 14 March 2007, William Lee Irwin III wrote: >> >On Tue, Mar 13, 2007 at 11:31:53PM -0400, Gene Heskett wrote: >> >> Now, can someone suggest a patch I can revert that might fix this? >> >> The total number of patches between 2.6.20 and 2.6.21-rc1 will have >> >> me building kernels to bisect this till the middle of June at this >> >> rate. >> > >> >4 billion patches could be bisected in 34 boots. Between 2.6.20 and >> >2.6.21-rc1 there are only: >> > >> >$ git rev-list --no-merges v2.6.20..v2.6.21-rc1 |wc -l >> >3118 >> > >> >patches, requiring 14 boots. In general ceil(log(n)/log(2))+2 boots. >> > >> >Of course, this is a little optimistic because it assumes no >> > additional breakage occurring at the various bisection points. In >> > any event, assuming (pessimistically) 10 minutes per build, this is >> > 280 minutes or 4 hours and 40 minutes of build time. I estimate the >> > process should complete well before Friday of this week, never mind >> > June. > >On Wed, Mar 14, 2007 at 02:09:57AM -0400, Gene Heskett wrote: >> Chuckle, sorry to disappoint you wli, on that 32 cpu Niagra Con was >> calling 'poor equipment', maybe. >> Even using ccache, its about 15-18 minutes per build, with another 10 >> to edit my build script and construct the kernel tree with the proper >> patches applied. Then a reboot, probably 10 minutes by the time I get >> the nvidia driver installed for the new kernel and get startx'd, then >> its another 2 hours or a bit less for an amanda run to test it. > >2 hours, 48 minutes times 13 boots (see the correction post) is 36 >hours, 24 minutes. One attempt a day (24 hours instead of 2 hours, 48 >minutes) yyields 2 weeks. So you're still done by April, not June. > Back to the original theme of this thread, 2.6.20.3 works, now I'm booted to 2.6.20.3-rdsl-0.30 and trying that. And 10 minutes into it, its going to be good from the looks of an amstatus report. > >-- wli -- Cheers, Gene "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) "Ahead warp factor 1" - Captain Kirk