From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mp2 ([2001:41d0:2:4a6f::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by ms11 with LMTPS id sG4THta/418XbgAA0tVLHw (envelope-from ) for ; Wed, 23 Dec 2020 22:08:22 +0000 Received: from aspmx1.migadu.com ([2001:41d0:2:4a6f::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by mp2 with LMTPS id 8JbrGda/41/UDgAAB5/wlQ (envelope-from ) for ; Wed, 23 Dec 2020 22:08:22 +0000 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by aspmx1.migadu.com (Postfix) with ESMTPS id DF235940480 for ; Wed, 23 Dec 2020 22:08:21 +0000 (UTC) Received: from localhost ([::1]:57522 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ksCIu-0003FN-MV for larch@yhetil.org; Wed, 23 Dec 2020 17:08:20 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:53102) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ksCIR-0003Ds-TD for guix-devel@gnu.org; Wed, 23 Dec 2020 17:07:51 -0500 Received: from world.peace.net ([64.112.178.59]:53126) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ksCIP-0000lz-BQ; Wed, 23 Dec 2020 17:07:51 -0500 Received: from mhw by world.peace.net with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1ksCIM-0001ny-TX; Wed, 23 Dec 2020 17:07:47 -0500 From: Mark H Weaver To: Taylan Kammer , Ludovic =?utf-8?Q?Court=C3=A8?= =?utf-8?Q?s?= , Guix Devel Subject: Re: Identical files across subsequent package revisions In-Reply-To: <9851ca1f-ae56-66f3-912c-55db3f053c80@gmail.com> References: <87wnx9wlea.fsf@gnu.org> <9851ca1f-ae56-66f3-912c-55db3f053c80@gmail.com> Date: Wed, 23 Dec 2020 17:06:47 -0500 Message-ID: <87im8si3cd.fsf@netris.org> MIME-Version: 1.0 Content-Type: text/plain Received-SPF: pass client-ip=64.112.178.59; envelope-from=mhw@netris.org; helo=world.peace.net X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: guix-devel@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "Development of GNU Guix and the GNU System distribution." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: guix-devel-bounces+larch=yhetil.org@gnu.org Sender: "Guix-devel" X-Migadu-Flow: FLOW_IN X-Migadu-Spam-Score: -2.33 Authentication-Results: aspmx1.migadu.com; dkim=none; dmarc=none; spf=pass (aspmx1.migadu.com: domain of guix-devel-bounces@gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=guix-devel-bounces@gnu.org X-Migadu-Queue-Id: DF235940480 X-Spam-Score: -2.33 X-Migadu-Scanner: scn1.migadu.com X-TUID: OXXGXnINMtLV Hi Taylan, Taylan Kammer writes: > My second thought: it's surprising that IceCat supposedly changes so > much between releases. I suppose the reason is that this analysis is on > a per-file basis, and IceCat is mostly a massive binary. FYI, here's the reason that IceCat is unusual among the projects sampled in Ludovic's analysis: the large collection of JavaScript source files and other auxiliary files, which are mostly unchanged from one release to the next, are bundled into a single zip file in lib/icecat/omni.ja. Mark