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 D78A0105E9 for ; Fri, 19 Jul 2013 06:56:39 +0000 (UTC) Received: (qmail 92374 invoked by uid 500); 19 Jul 2013 06:56:34 -0000 Delivered-To: apmail-hadoop-user-archive@hadoop.apache.org Received: (qmail 92279 invoked by uid 500); 19 Jul 2013 06:56:31 -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 92230 invoked by uid 99); 19 Jul 2013 06:56:28 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 19 Jul 2013 06:56:28 +0000 X-ASF-Spam-Status: No, hits=2.2 required=5.0 tests=HTML_MESSAGE,RCVD_IN_DNSWL_NONE,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (nike.apache.org: domain of ramon_wang@hotmail.com designates 65.54.190.92 as permitted sender) Received: from [65.54.190.92] (HELO bay0-omc2-s17.bay0.hotmail.com) (65.54.190.92) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 19 Jul 2013 06:56:21 +0000 Received: from BAY170-W136 ([65.54.190.123]) by bay0-omc2-s17.bay0.hotmail.com with Microsoft SMTPSVC(6.0.3790.4675); Thu, 18 Jul 2013 23:56:00 -0700 X-TMN: [4XPVUk04jq0T0IJ9QHgXRGXAgAkK9zxC] X-Originating-Email: [ramon_wang@hotmail.com] Message-ID: Content-Type: multipart/alternative; boundary="_c6d8e5c6-211a-499b-8a93-a1a5800d3155_" From: WangRamon To: "user@hadoop.apache.org" Subject: RE: How does AWS know how many map/reduce slot should be configured to each EC2 instance? 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