Return-Path: X-Original-To: apmail-hadoop-common-user-archive@www.apache.org Delivered-To: apmail-hadoop-common-user-archive@www.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 04AEF7DF8 for ; Sat, 10 Sep 2011 19:33:56 +0000 (UTC) Received: (qmail 6128 invoked by uid 500); 10 Sep 2011 19:33:53 -0000 Delivered-To: apmail-hadoop-common-user-archive@hadoop.apache.org Received: (qmail 6047 invoked by uid 500); 10 Sep 2011 19:33:52 -0000 Mailing-List: contact common-user-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: common-user@hadoop.apache.org Delivered-To: mailing list common-user@hadoop.apache.org Received: (qmail 6039 invoked by uid 99); 10 Sep 2011 19:33:52 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Sat, 10 Sep 2011 19:33:52 +0000 X-ASF-Spam-Status: No, hits=1.5 required=5.0 tests=FREEMAIL_FROM,HTML_MESSAGE,RCVD_IN_DNSWL_LOW,SPF_PASS,T_TO_NO_BRKTS_FREEMAIL X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: domain of mengmao@gmail.com designates 209.85.216.169 as permitted sender) Received: from [209.85.216.169] (HELO mail-qy0-f169.google.com) (209.85.216.169) by apache.org (qpsmtpd/0.29) with ESMTP; Sat, 10 Sep 2011 19:33:46 +0000 Received: by qyk27 with SMTP id 27so2031955qyk.14 for ; Sat, 10 Sep 2011 12:33:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :content-type; bh=Bojp8QGQ8JmRe+bgjXED3r0qQxHTX/wPQOsRn9Oo2mc=; b=FeIdmTSoTHA8hBOLkmra7vJXVOnXKahxsmlV9HQqgxG45qjnbtE44HfD4p9w0uvr7e Xb5po8uCJCT047nlIDckP1SgssKIGO+/tqBZU1P6OObzfUSfE+qNofiWAvr8DBz7Gfa0 kZd7SNNoTn17BObwiM5dxJzG2JzaM60rH85jA= Received: by 10.229.64.219 with SMTP id f27mr949058qci.299.1315683206164; Sat, 10 Sep 2011 12:33:26 -0700 (PDT) MIME-Version: 1.0 Received: by 10.229.223.132 with HTTP; Sat, 10 Sep 2011 12:33:06 -0700 (PDT) In-Reply-To: <19A36B1D-1812-430C-A1B7-0CBE06091788@hortonworks.com> References: <19A36B1D-1812-430C-A1B7-0CBE06091788@hortonworks.com> From: Meng Mao Date: Sat, 10 Sep 2011 15:33:06 -0400 Message-ID: Subject: Re: Disable Sorting? To: common-user@hadoop.apache.org Content-Type: multipart/alternative; boundary=0016e6551d6423f25304ac9b5ea1 --0016e6551d6423f25304ac9b5ea1 Content-Type: text/plain; charset=UTF-8 Is there a way to collate the possibly large number of map output files, though? On Sat, Sep 10, 2011 at 2:48 PM, Arun C Murthy wrote: > Run a map-only job with #reduces set to 0. > > Arun > > On Sep 10, 2011, at 2:06 AM, john smith wrote: > > > Hi, > > > > Some of the MR jobs I run doesn't need sorting of map-output in each > > partition. Is there someway I can disable it? > > > > Any help? > > > > Thanks > > jS > > --0016e6551d6423f25304ac9b5ea1--