HADOOP-9211. Set default max heap size in HADOOP_CLIENT_OPTS to 512m in order to avoid OOME. Contributed by Plamen Jeliazkov.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1467380 13f79535-47bb-0310-9956-ffa450edef68

hadoop-common-project/hadoop-common/CHANGES.txt

@@ -623,6 +623,9 @@ Release 2.0.5-beta - UNRELEASED
     HADOOP-9233. Cover package org.apache.hadoop.io.compress.zlib with unit
     tests (Vadim Bondarev via jlowe)
 
+    HADOOP-9211. Set default max heap size in HADOOP_CLIENT_OPTS to 512m
+    in order to avoid OOME. (Plamen Jeliazkov via shv)
+
 Release 2.0.4-alpha - UNRELEASED
 
   INCOMPATIBLE CHANGES

hadoop-common-project/hadoop-common/src/main/conf/hadoop-env.sh

@@ -62,7 +62,7 @@ export HADOOP_DATANODE_OPTS="-Dhadoop.security.logger=ERROR,RFAS $HADOOP_DATANOD
 export HADOOP_SECONDARYNAMENODE_OPTS="-Dhadoop.security.logger=${HADOOP_SECURITY_LOGGER:-INFO,RFAS} -Dhdfs.audit.logger=${HDFS_AUDIT_LOGGER:-INFO,NullAppender} $HADOOP_SECONDARYNAMENODE_OPTS"
 
 # The following applies to multiple commands (fs, dfs, fsck, distcp etc)
-export HADOOP_CLIENT_OPTS="-Xmx128m $HADOOP_CLIENT_OPTS"
+export HADOOP_CLIENT_OPTS="-Xmx512m $HADOOP_CLIENT_OPTS"
 #HADOOP_JAVA_PLATFORM_OPTS="-XX:-UsePerfData $HADOOP_JAVA_PLATFORM_OPTS"
 
 # On secure datanodes, user to run the datanode as after dropping privileges