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Posted to common-dev@hadoop.apache.org by "Devaraj Das (JIRA)" <ji...@apache.org> on 2007/10/14 06:29:50 UTC
[jira] Commented: (HADOOP-2053) OutOfMemoryError : Java heap space
errors in hadoop 0.14
[ https://issues.apache.org/jira/browse/HADOOP-2053?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#action_12534581 ]
Devaraj Das commented on HADOOP-2053:
-------------------------------------
If fixing HADOOP-2043 leads us to doing a 0.14.3 release, we should include the fix for this issue in that as well.
> OutOfMemoryError : Java heap space errors in hadoop 0.14
> --------------------------------------------------------
>
> Key: HADOOP-2053
> URL: https://issues.apache.org/jira/browse/HADOOP-2053
> Project: Hadoop
> Issue Type: Bug
> Components: mapred
> Affects Versions: 0.14.0, 0.14.1, 0.14.2
> Reporter: lohit vijayarenu
> Priority: Blocker
>
> In recent hadoop 0.14 we are seeing few jobs where map taskf fail with java.lang.OutOfMemoryError: Java heap space problem
> These were the same jobs which used to work fine with 0.13
> <stack>
> task_200710112103_0001_m_000015_1: java.lang.OutOfMemoryError: Java heap space
> at java.util.Arrays.copyOf(Arrays.java:2786)
> at java.io.ByteArrayOutputStream.write(ByteArrayOutputStream.java:94)
> at java.io.DataOutputStream.write(DataOutputStream.java:90)
> at org.apache.hadoop.io.Text.write(Text.java:243)
> at org.apache.hadoop.mapred.MapTask$MapOutputBuffer.collect(MapTask.java:340)
> </stack>
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