Return-Path: X-Original-To: apmail-mahout-dev-archive@www.apache.org Delivered-To: apmail-mahout-dev-archive@www.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 628EF11CCF for ; Sun, 13 Apr 2014 17:21:05 +0000 (UTC) Received: (qmail 57216 invoked by uid 500); 13 Apr 2014 17:21:04 -0000 Delivered-To: apmail-mahout-dev-archive@mahout.apache.org Received: (qmail 57160 invoked by uid 500); 13 Apr 2014 17:21:03 -0000 Mailing-List: contact dev-help@mahout.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@mahout.apache.org Delivered-To: mailing list dev@mahout.apache.org Received: (qmail 57152 invoked by uid 99); 13 Apr 2014 17:21:03 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Sun, 13 Apr 2014 17:21:03 +0000 X-ASF-Spam-Status: No, hits=1.5 required=5.0 tests=HTML_MESSAGE,RCVD_IN_DNSWL_LOW,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: domain of ted.dunning@gmail.com designates 209.85.223.172 as permitted sender) Received: from [209.85.223.172] (HELO mail-ie0-f172.google.com) (209.85.223.172) by apache.org (qpsmtpd/0.29) with ESMTP; Sun, 13 Apr 2014 17:20:57 +0000 Received: by mail-ie0-f172.google.com with SMTP id as1so7408556iec.3 for ; Sun, 13 Apr 2014 10:20:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :content-type; bh=5n7CMdY8SkV1UU7WKiEkyE/C/HDuufxQoVAXygHfJRs=; b=YPWAtHWkyJkYIauUdsDkWjRfKxdUYhICKyMh3biWG0FLDPf6HDrgjQJbnOpd10JcH1 9CqbkExdlisFGRsium9eeKarzNDTopBUMEZJJf3MY8a0W5YkEnMIQ+qa+q3mlvFImcR7 p2j1Ou80rIyRNjZHx5Bigg4IrkY7S7vIojQqJtoy/nLS8IoT/4uy8YCYHv8Ne0hPtsnN wQF54AyZ4EJHdLWIIgdqPJQVEcB8xiMqdysIqw9lSGl/Jyvt9IHPsHM18vccCjSDg/d3 sovynhxp4knn1yeTnG5hFK6pqgzEsHjzwkF4wvr34JXMjR0lMRjR3tp1F8sqSZIbZbIV Y1MA== X-Received: by 10.42.41.212 with SMTP id q20mr1815062ice.80.1397409637429; Sun, 13 Apr 2014 10:20:37 -0700 (PDT) MIME-Version: 1.0 Received: by 10.64.225.109 with HTTP; Sun, 13 Apr 2014 10:20:07 -0700 (PDT) In-Reply-To: References: <534ABF21.9000906@apache.org> From: Ted Dunning Date: Sun, 13 Apr 2014 10:20:07 -0700 Message-ID: Subject: Re: Tackling the "legacy dilemma" To: Mahout Dev List Content-Type: multipart/alternative; boundary=20cf301d3d7e0b76d104f6efc950 X-Virus-Checked: Checked by ClamAV on apache.org --20cf301d3d7e0b76d104f6efc950 Content-Type: text/plain; charset=UTF-8 On Sun, Apr 13, 2014 at 10:16 AM, Dmitriy Lyubimov wrote: > > * move the MR algorithms into a separate maven module > You mean, move them out of mahout-core? So the core is for single machine > stuff only? Plus utils? We probably need to refactor core so there's no > core at all it seems. Our core, realistically, is utils, mahout-math & > math-scala(aka scalabindings), engine-agnostic logical layer of > mahout-spark. But for obvious reasons we probably dont want to put all that > in a single module. Maybe at some point later when these things become more > mainstream. This might be viewed as renaming core to be "mr-legacy" and then pulling those items we really need out of that. Math is already separate as are scala bindings and similar. --20cf301d3d7e0b76d104f6efc950--