From mapreduce-dev-return-1974-apmail-hadoop-mapreduce-dev-archive=hadoop.apache.org@hadoop.apache.org Thu May 20 19:48:41 2010 Return-Path: Delivered-To: apmail-hadoop-mapreduce-dev-archive@minotaur.apache.org Received: (qmail 19201 invoked from network); 20 May 2010 19:48:41 -0000 Received: from unknown (HELO mail.apache.org) (140.211.11.3) by 140.211.11.9 with SMTP; 20 May 2010 19:48:41 -0000 Received: (qmail 12743 invoked by uid 500); 20 May 2010 19:48:41 -0000 Delivered-To: apmail-hadoop-mapreduce-dev-archive@hadoop.apache.org Received: (qmail 12530 invoked by uid 500); 20 May 2010 19:48:40 -0000 Mailing-List: contact mapreduce-dev-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: mapreduce-dev@hadoop.apache.org Delivered-To: mailing list mapreduce-dev@hadoop.apache.org Received: (qmail 12514 invoked by uid 99); 20 May 2010 19:48:40 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 20 May 2010 19:48:40 +0000 X-ASF-Spam-Status: No, hits=-2000.0 required=10.0 tests=ALL_TRUSTED X-Spam-Check-By: apache.org Received: from [140.211.11.22] (HELO thor.apache.org) (140.211.11.22) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 20 May 2010 19:48:38 +0000 Received: from thor (localhost [127.0.0.1]) by thor.apache.org (8.13.8+Sun/8.13.8) with ESMTP id o4KJmG5M003424 for ; Thu, 20 May 2010 19:48:17 GMT Message-ID: <19380798.4751274384896819.JavaMail.jira@thor> Date: Thu, 20 May 2010 15:48:16 -0400 (EDT) From: "Milind Bhandarkar (JIRA)" To: mapreduce-dev@hadoop.apache.org Subject: [jira] Created: (MAPREDUCE-1805) Document configurations parameters that are read by MapReduce framework and cannot be changed per job MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 X-Virus-Checked: Checked by ClamAV on apache.org Document configurations parameters that are read by MapReduce framework and cannot be changed per job ----------------------------------------------------------------------------------------------------- Key: MAPREDUCE-1805 URL: https://issues.apache.org/jira/browse/MAPREDUCE-1805 Project: Hadoop Map/Reduce Issue Type: Improvement Affects Versions: 0.20.2 Environment: All Reporter: Milind Bhandarkar >From the documentation in mapred-default.xml, it is not apparent whether the configurations parameters (such as mapred.tasktracker.map.tasks.maximum) can be specified per-job, or whether these parameters are read by the framework at start-up and can never be changed. It would be helpful to annotate the default configurations file with this information. -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.