Return-Path: X-Original-To: apmail-incubator-giraph-commits-archive@minotaur.apache.org Delivered-To: apmail-incubator-giraph-commits-archive@minotaur.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 0B47E9AEA for ; Sat, 8 Oct 2011 00:26:25 +0000 (UTC) Received: (qmail 22043 invoked by uid 500); 8 Oct 2011 00:26:25 -0000 Delivered-To: apmail-incubator-giraph-commits-archive@incubator.apache.org Received: (qmail 22022 invoked by uid 500); 8 Oct 2011 00:26:24 -0000 Mailing-List: contact giraph-commits-help@incubator.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: giraph-dev@incubator.apache.org Delivered-To: mailing list giraph-commits@incubator.apache.org Received: (qmail 22015 invoked by uid 99); 8 Oct 2011 00:26:24 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Sat, 08 Oct 2011 00:26:24 +0000 X-ASF-Spam-Status: No, hits=-2000.0 required=5.0 tests=ALL_TRUSTED X-Spam-Check-By: apache.org Received: from [140.211.11.4] (HELO eris.apache.org) (140.211.11.4) by apache.org (qpsmtpd/0.29) with ESMTP; Sat, 08 Oct 2011 00:26:23 +0000 Received: from eris.apache.org (localhost [127.0.0.1]) by eris.apache.org (Postfix) with ESMTP id 60069238897D; Sat, 8 Oct 2011 00:26:03 +0000 (UTC) Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: svn commit: r1180282 - in /incubator/giraph/trunk: CHANGELOG README src/site/xdoc/index.xml Date: Sat, 08 Oct 2011 00:26:03 -0000 To: giraph-commits@incubator.apache.org From: jghoman@apache.org X-Mailer: svnmailer-1.0.8-patched Message-Id: <20111008002603.60069238897D@eris.apache.org> Author: jghoman Date: Sat Oct 8 00:26:01 2011 New Revision: 1180282 URL: http://svn.apache.org/viewvc?rev=1180282&view=rev Log: GIRAPH-44: Add documentation about counter limits in Hadoop 0.203+. Contributed by Mitul Tiwari. Modified: incubator/giraph/trunk/CHANGELOG incubator/giraph/trunk/README incubator/giraph/trunk/src/site/xdoc/index.xml Modified: incubator/giraph/trunk/CHANGELOG URL: http://svn.apache.org/viewvc/incubator/giraph/trunk/CHANGELOG?rev=1180282&r1=1180281&r2=1180282&view=diff ============================================================================== --- incubator/giraph/trunk/CHANGELOG (original) +++ incubator/giraph/trunk/CHANGELOG Sat Oct 8 00:26:01 2011 @@ -2,6 +2,9 @@ Giraph Change Log Release 0.70.0 - unreleased + GIRAPH-44. Add documentation about counter limits in Hadoop 0.203+. + (mtiwari via jghoman) + GIRAPH-12: Investigate communication improvements. (hyunsik) GIRAPH-46: Race condition on superstep 1 with RPC servers not Modified: incubator/giraph/trunk/README URL: http://svn.apache.org/viewvc/incubator/giraph/trunk/README?rev=1180282&r1=1180281&r2=1180282&view=diff ============================================================================== --- incubator/giraph/trunk/README (original) +++ incubator/giraph/trunk/README Sat Oct 8 00:26:01 2011 @@ -75,3 +75,12 @@ additional arguments '-Dhadoop=facebook' 'hadoop_facebook' as well as a location for the hadoop core jar file. An example compilation command is 'mvn -Dhadoop=facebook -Dhadoop.jar.path=/tmp/hadoop-0.20.1-core.jar compile'. + + +Notes: +Counter limit: In Hadoop 0.20.203.0 onwards, there is a limit on the number of +counters one can use, which is set to 120 by default. This limit restricts the +number of iterations/supersteps possible in Giraph. This limit can be increased +by setting a parameter "mapreduce.job.counters.limit" in job tracker's config +file mapred-site.xml. + Modified: incubator/giraph/trunk/src/site/xdoc/index.xml URL: http://svn.apache.org/viewvc/incubator/giraph/trunk/src/site/xdoc/index.xml?rev=1180282&r1=1180281&r2=1180282&view=diff ============================================================================== --- incubator/giraph/trunk/src/site/xdoc/index.xml (original) +++ incubator/giraph/trunk/src/site/xdoc/index.xml Sat Oct 8 00:26:01 2011 @@ -66,5 +66,8 @@ under the License. 'hadoop_non_secure'. An example compilation command is 'mvn -Dhadoop=non_secure compile'.

+
+ Counter limit: In Hadoop 0.20.203.0 onwards, there is a limit on the number of counters one can use, which is set to 120 by default. This limit restricts the number of iterations/supersteps possible in Giraph. This limit can be increased by setting a parameter "mapreduce.job.counters.limit" in job tracker's config file mapred-site.xml. +