Return-Path: X-Original-To: apmail-hadoop-hdfs-user-archive@minotaur.apache.org Delivered-To: apmail-hadoop-hdfs-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 18AA8D576 for ; Thu, 1 Nov 2012 07:42:30 +0000 (UTC) Received: (qmail 46413 invoked by uid 500); 1 Nov 2012 07:42:25 -0000 Delivered-To: apmail-hadoop-hdfs-user-archive@hadoop.apache.org Received: (qmail 46291 invoked by uid 500); 1 Nov 2012 07:42:24 -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 46260 invoked by uid 99); 1 Nov 2012 07:42:23 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 01 Nov 2012 07:42:23 +0000 X-ASF-Spam-Status: No, hits=-2.3 required=5.0 tests=RCVD_IN_DNSWL_MED,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (nike.apache.org: local policy) Received: from [122.98.14.32] (HELO kecgate02.infosys.com) (122.98.14.32) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 01 Nov 2012 07:42:15 +0000 X-TM-IMSS-Message-ID: <4dde26f10000b5e8@infosys.com> Received: from blrkechub04.ad.infosys.com ([10.66.236.44]) by infosys.com ([122.98.14.32]) with ESMTP (TREND IMSS SMTP Service 7.1) id 4dde26f10000b5e8 ; Thu, 1 Nov 2012 13:08:35 +0530 Received: from BLRKECHUB09.ad.infosys.com (10.66.236.139) by blrkechub04.ad.infosys.com (10.66.236.44) with Microsoft SMTP Server (TLS) id 8.2.176.0; Thu, 1 Nov 2012 13:11:51 +0530 Received: from CHNSHLHCS06.ad.infosys.com (10.81.88.93) by Blrkechub09.ad.infosys.com (10.66.236.139) with Microsoft SMTP Server (TLS) id 14.2.247.3; Thu, 1 Nov 2012 13:11:50 +0530 Received: from CHNSHLMBX11.ad.infosys.com ([10.81.88.71]) by CHNSHLHCS06.ad.infosys.com ([::1]) with mapi id 14.02.0247.003; Thu, 1 Nov 2012 13:11:47 +0530 From: Uddipan Mukherjee To: "user@hadoop.apache.org" Subject: Map Reduce slot Thread-Topic: Map Reduce slot Thread-Index: Ac24BB6lPBvAjFZ3Sv+ixVM8DjtlkA== Date: Thu, 1 Nov 2012 07:41:47 +0000 Message-ID: <006C1185901F10488AB4710EB5EE3C020EEECD54@chnshlmbx11> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [192.168.37.13] Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-Virus-Checked: Checked by ClamAV on apache.org Hi Hadoop Gurus. What is the good way to know following information in my Hadoop cluster= . # number of Map slots # number of Reducer slots JVM Heapsize for Map task JVM heapsize for reduce task reuse JVM flag Thanks and Regards Uddipan **************** CAUTION - Disclaimer ***************** This e-mail contains PRIVILEGED AND CONFIDENTIAL INFORMATION intended sol= ely for the use of the addressee(s). If you are not the intended recipient, p= lease notify the sender by e-mail and delete the original message. Further, you= are not to copy, disclose, or distribute this e-mail or its contents to any other= person and any such actions are unlawful. This e-mail may contain viruses. Infosys h= as taken every reasonable precaution to minimize this risk, but is not liable for = any damage you may sustain as a result of any virus in this e-mail. You should carry= out your own virus checks before opening the e-mail or attachment. Infosys reserve= s the right to monitor and review the content of all messages sent to or from t= his e-mail address. Messages sent to or from this e-mail address may be stored on th= e Infosys e-mail system. ***INFOSYS******** End of Disclaimer ********INFOSYS***