From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Daniel Clemente Newsgroups: gmane.emacs.devel Subject: Re: Bzr switch Date: Tue, 30 Jun 2009 12:09:03 +0200 Message-ID: <874otyghj4.fsf@CPU107.opentrends.net> References: <1246327529.30091.2.camel@lifeless-64> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: ger.gmane.org 1246357939 22049 80.91.229.12 (30 Jun 2009 10:32:19 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Tue, 30 Jun 2009 10:32:19 +0000 (UTC) To: emacs-devel@gnu.org Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Tue Jun 30 12:32:10 2009 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from mail-forward2.uio.no ([129.240.10.71]) by lo.gmane.org with esmtp (Exim 4.50) id 1MLacO-00087J-RK for ged-emacs-devel@m.gmane.org; Tue, 30 Jun 2009 12:31:16 +0200 Original-Received: from exim by mail-out2.uio.no with local-bsmtp (Exim 4.69) (envelope-from ) id 1MLaVS-0000HE-E4 for ged-emacs-devel@m.gmane.org; Tue, 30 Jun 2009 12:24:06 +0200 Original-Received: from mail-mx5.uio.no ([129.240.10.46]) by mail-out2.uio.no with esmtp (Exim 4.69) (envelope-from ) id 1MLaVS-0000HB-Ck for ged-emacs-devel@m.gmane.org; Tue, 30 Jun 2009 12:24:06 +0200 Original-Received: from lists.gnu.org ([199.232.76.165]) by mail-mx5.uio.no with esmtps (TLSv1:AES256-SHA:256) (Exim 4.69) (envelope-from ) id 1MLaVR-0000ez-Fl for ged-emacs-devel@m.gmane.org; Tue, 30 Jun 2009 12:24:06 +0200 Original-Received: from localhost ([127.0.0.1]:48671 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1MLaVP-0002wj-JM for ged-emacs-devel@m.gmane.org; Tue, 30 Jun 2009 06:24:03 -0400 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1MLaIA-0004Sl-7r for emacs-devel@gnu.org; Tue, 30 Jun 2009 06:10:22 -0400 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1MLaI5-0004Qp-1Q for emacs-devel@gnu.org; Tue, 30 Jun 2009 06:10:21 -0400 Original-Received: from [199.232.76.173] (port=44019 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1MLaI4-0004Qj-Pr for emacs-devel@gnu.org; Tue, 30 Jun 2009 06:10:16 -0400 Original-Received: from main.gmane.org ([80.91.229.2]:39818 helo=ciao.gmane.org) by monty-python.gnu.org with esmtps (TLS-1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.60) (envelope-from ) id 1MLaI4-00016Y-DC for emacs-devel@gnu.org; Tue, 30 Jun 2009 06:10:16 -0400 Original-Received: from list by ciao.gmane.org with local (Exim 4.43) id 1MLaHz-0003pD-FC for emacs-devel@gnu.org; Tue, 30 Jun 2009 10:10:11 +0000 Original-Received: from smtp.opentrends.net ([62.97.110.250]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Tue, 30 Jun 2009 10:10:11 +0000 Original-Received: from dcl441-bugs by smtp.opentrends.net with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Tue, 30 Jun 2009 10:10:11 +0000 X-Injected-Via-Gmane: http://gmane.org/ Original-Lines: 23 Original-X-Complaints-To: usenet@ger.gmane.org X-Gmane-NNTP-Posting-Host: smtp.opentrends.net User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/23.1.50 (gnu/linux) Cancel-Lock: sha1:KkYT8op+jt0jXSuh1h0Ks9J4CCQ= X-detected-operating-system: by monty-python.gnu.org: GNU/Linux 2.6, seldom 2.4 (older, 4) X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org X-UiO-Spam-info: not spam, SpamAssassin (score=-2.6, required=5.0, autolearn=disabled, FORGED_YAHOO_RCVD=1.408,RCVD_IN_DNSWL_MED=-4, uiobl=NO, uiouri=_URIID_) X-UiO-Scanned: 676263D277625B4C5681E40AD119ABCB51DE9AA0 X-UiO-SPAM-Test: remote_host: 199.232.76.165 spam_score: -25 maxlevel 80 minaction 2 bait 0 mail/h: 13 total 101948 max/h 424 blacklist 0 greylist 0 ratelimit 0 Xref: news.gmane.org gmane.emacs.devel:111829 Archived-At: El dt, jun 30 2009 a les 04:05, Robert Collins va escriure: > Secondly, much of the performance improvements are obtained by using a > better representation for the hash that contains versioned file data in > a revision; 1.9 is _massively_ slower than 2a, and doing the conversion > is inordinately time consuming (even though its simple to do, its > hampered by having poor source format performance). > > 2a is approximately 1/3 the size on disk for most projects, which also > adds to performance, by requiring less data transfer, less cache > footprint etc. > This post has benchmarks and gives very good results for 2a, even for OpenOffice.org (260K revisions). http://bazaarvcs.wordpress.com/2009/06/30/scability-benchmarking/ Quote from there: ,---- | In a nutshell, 2a with the latest bzr.dev is looking pretty good: | * status, diff and commit typically take a second or two | * recent history commands take 0.2 seconds | * full history log takes around a minute `----