From mboxrd@z Thu Jan 1 00:00:00 1970 From: Linus Torvalds Subject: Re: Figured out how to get Mozilla into git Date: Fri, 9 Jun 2006 09:30:35 -0700 (PDT) Message-ID: References: <9e4733910606081917l11354e49q25f0c4aea40618ea@mail.gmail.com> <46a038f90606082006t5c6a5623q4b9cf7b036dad1e5@mail.gmail.com> <9e4733910606082028k37f6d915m26009e0d5011808b@mail.gmail.com> Mime-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Cc: Jakub Narebski , git@vger.kernel.org X-From: git-owner@vger.kernel.org Fri Jun 09 18:31:07 2006 Return-path: Envelope-to: gcvg-git@gmane.org Received: from vger.kernel.org ([209.132.176.167]) by ciao.gmane.org with esmtp (Exim 4.43) id 1Fojsr-0005k2-Pw for gcvg-git@gmane.org; Fri, 09 Jun 2006 18:30:54 +0200 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751443AbWFIQau (ORCPT ); Fri, 9 Jun 2006 12:30:50 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751455AbWFIQau (ORCPT ); Fri, 9 Jun 2006 12:30:50 -0400 Received: from smtp.osdl.org ([65.172.181.4]:6360 "EHLO smtp.osdl.org") by vger.kernel.org with ESMTP id S1751453AbWFIQat (ORCPT ); Fri, 9 Jun 2006 12:30:49 -0400 Received: from shell0.pdx.osdl.net (fw.osdl.org [65.172.181.6]) by smtp.osdl.org (8.12.8/8.12.8) with ESMTP id k59GUagt016580 (version=TLSv1/SSLv3 cipher=EDH-RSA-DES-CBC3-SHA bits=168 verify=NO); Fri, 9 Jun 2006 09:30:37 -0700 Received: from localhost (shell0.pdx.osdl.net [10.9.0.31]) by shell0.pdx.osdl.net (8.13.1/8.11.6) with ESMTP id k59GUZd8020369; Fri, 9 Jun 2006 09:30:36 -0700 To: Nicolas Pitre In-Reply-To: X-Spam-Status: No, hits=0 required=5 tests= X-Spam-Checker-Version: SpamAssassin 2.63-osdl_revision__1.75__ X-MIMEDefang-Filter: osdl$Revision: 1.135 $ X-Scanned-By: MIMEDefang 2.36 Sender: git-owner@vger.kernel.org Precedence: bulk X-Mailing-List: git@vger.kernel.org Archived-At: On Fri, 9 Jun 2006, Nicolas Pitre wrote: > > > So a single 2GB pack is already very much pushing it. It's really really > > hard to map in a 2GB file on a 32-bit platform: your VM is usually > > fragmented enough that it simply isn't practical. In fact, I think the > > limit for _practical_ usage of single packs is probably somewhere in the > > half-gig region, unless you just have 64-bit machines. > > Sure, but have we already reached that size? Not for the Linux repos. But apparently the mozilla repo ends up being 2GB in git. From Martin: >> oh, I went back to a cvsimport that I started a couple days ago. >> Completed with no problems... >> >> Last commit: >> commit 5ecb56b9c4566618fad602a8da656477e4c6447a >> Author: wtchang%redhat.com >> Date: Fri Jun 2 17:20:37 2006 +0000 >> >> Import NSPR 4.6.2 and NSS 3.11.1 >> >> mozilla.git$ du -sh .git/ >> 2.0G .git/ now that was done with _incremental_ repacking (ie his .git directory won't be just one large pack), but I bet that if you were to clone it (without using the "-l" flag or rsync/http), you'd end up with serious trouble because of the single-pack limit. So we're starting to see archives where single packs are problematic for a 32-bit architecture. Linus