Return-Path: X-Original-To: apmail-hadoop-user-archive@minotaur.apache.org Delivered-To: apmail-hadoop-user-archive@minotaur.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id C507310FD0 for ; Thu, 8 Aug 2013 01:49:47 +0000 (UTC) Received: (qmail 38881 invoked by uid 500); 8 Aug 2013 01:49:42 -0000 Delivered-To: apmail-hadoop-user-archive@hadoop.apache.org Received: (qmail 38790 invoked by uid 500); 8 Aug 2013 01:49:42 -0000 Mailing-List: contact user-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: user@hadoop.apache.org Delivered-To: mailing list user@hadoop.apache.org Received: (qmail 38783 invoked by uid 99); 8 Aug 2013 01:49:42 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 08 Aug 2013 01:49:42 +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 (nike.apache.org: domain of azuryyyu@gmail.com designates 209.85.128.176 as permitted sender) Received: from [209.85.128.176] (HELO mail-ve0-f176.google.com) (209.85.128.176) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 08 Aug 2013 01:49:36 +0000 Received: by mail-ve0-f176.google.com with SMTP id b10so226439vea.7 for ; Wed, 07 Aug 2013 18:49:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:date:message-id:subject:from:to:content-type; bh=aEiZQeVL1CGl2b0hCJMf7UCNpxDznfBBYED2MeRqs/k=; b=qOX8+OH7fX7bL4Ary3zIB9GJHS+Wytn7sF04vbPU9qvv/HaOwP9WM2b1bdLS5ErM5s W2s07vkK8QZsyjUuR109eZh/UX6BmsgzGTJJKojFfj+a8rF8G5tjxOtlPqQS04DnISr9 hRkv0t0m2lZICXpQWrbdSgrPmb17Z+HiJ49Z6Tn+/GKd3QL5qEOu/l/pUNcoXHv/vT0M yfIayV22uWrcNraCVr8eotc8V9pM2Qe0QjDQW3XkRaNGL2tvst7QVb9dHE24vWKrqZeA jQYGQCfXkiJQJqvMWfeEumN6AxtDJxc5PWc0T/17a+2AxCn8RY4gD1Fa4ZpMN6XGborA fO9g== MIME-Version: 1.0 X-Received: by 10.52.163.12 with SMTP id ye12mr1644962vdb.59.1375926555576; Wed, 07 Aug 2013 18:49:15 -0700 (PDT) Received: by 10.221.1.146 with HTTP; Wed, 7 Aug 2013 18:49:15 -0700 (PDT) Date: Thu, 8 Aug 2013 09:49:15 +0800 Message-ID: Subject: specify Mapred tasks and slots From: Azuryy Yu To: user@hadoop.apache.org Content-Type: multipart/alternative; boundary=001a11c2301695111c04e365dd57 X-Virus-Checked: Checked by ClamAV on apache.org --001a11c2301695111c04e365dd57 Content-Type: text/plain; charset=ISO-8859-1 Hi Dears, Can I specify how many slots to use for reduce? I know we can specify reduces tasks, but is there one task occupy one slot? it it possible that one tak occupy more than one slot in Hadoop-1.1.2. Thanks. --001a11c2301695111c04e365dd57 Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable
Hi Dears,
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Can I specify how m= any slots to use for reduce?
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I know we can specify = reduces tasks, but is there one task occupy one slot?
=A0
it it possible that one tak occupy more than one slot in Hadoop-1.1.2.
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Thanks.
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