Return-Path: Delivered-To: apmail-lucene-hadoop-user-archive@locus.apache.org Received: (qmail 68212 invoked from network); 25 Jan 2007 18:14:51 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.2) by minotaur.apache.org with SMTP; 25 Jan 2007 18:14:51 -0000 Received: (qmail 992 invoked by uid 500); 25 Jan 2007 18:14:56 -0000 Delivered-To: apmail-lucene-hadoop-user-archive@lucene.apache.org Received: (qmail 976 invoked by uid 500); 25 Jan 2007 18:14:56 -0000 Mailing-List: contact hadoop-user-help@lucene.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: hadoop-user@lucene.apache.org Delivered-To: mailing list hadoop-user@lucene.apache.org Received: (qmail 967 invoked by uid 99); 25 Jan 2007 18:14:56 -0000 Received: from herse.apache.org (HELO herse.apache.org) (140.211.11.133) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 25 Jan 2007 10:14:56 -0800 X-ASF-Spam-Status: No, hits=0.0 required=10.0 tests= X-Spam-Check-By: apache.org Received-SPF: neutral (herse.apache.org: local policy) Received: from [209.151.94.5] (HELO megs8.100mwh.com) (209.151.94.5) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 25 Jan 2007 10:14:47 -0800 Received: from meetsawglad.corp.yahoo.com ([66.228.162.219]) by megs8.100mwh.com with esmtpsa (TLSv1:AES128-SHA:128) (Exim 4.52) id 1HA96a-0006PQ-8P for hadoop-user@lucene.apache.org; Thu, 25 Jan 2007 11:13:48 -0700 Mime-Version: 1.0 (Apple Message framework v752.2) In-Reply-To: <200701251414.13743.espen@trank.no> References: <200701251414.13743.espen@trank.no> Content-Type: text/plain; charset=US-ASCII; delsp=yes; format=flowed Message-Id: <68168A49-A558-4FDB-BD3C-42A5E6E34FD0@yahoo-inc.com> Content-Transfer-Encoding: 7bit From: Owen O'Malley Subject: Re: Unable to set mapred.tasktracker.tasks.maximum on different nodes in the cluster Date: Thu, 25 Jan 2007 10:14:26 -0800 To: hadoop-user@lucene.apache.org X-Mailer: Apple Mail (2.752.2) X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - megs8.100mwh.com X-AntiAbuse: Original Domain - lucene.apache.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - yahoo-inc.com X-Source: X-Source-Args: X-Source-Dir: X-Virus-Checked: Checked by ClamAV on apache.org On Jan 25, 2007, at 5:14 AM, Espen Amble Kolstad wrote: > Hi, > > Is there any way to have some nodes in a cluster to have different > mapred.tasktracker.tasks.maximum setting than others? > I can't seem to get this to work by changing conf/hadoop-site.xml > on some of > the nodes. In theory that should work, but currently the job tracker assumes mapred.tasktracker.tasks.maximum is constant across the entire cluster. It would be a reasonable issue/patch to remove that limitation. -- Owen