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MAPREDUCE-2998. Fixed a bug in TaskAttemptImpl which caused it to fork bin/mapred too many times. Contributed by Vinod K V.

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git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1173456 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Arun Murthy 2011-09-21 01:26:48 +00:00
parent 339b85b88e
commit 1d067c6e2b
2 changed files with 4 additions and 1 deletions
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3
hadoop-mapreduce-project/CHANGES.txt
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@ -1375,6 +1375,9 @@ Release 0.23.0 - Unreleased
MAPREDUCE-3036. Fixed metrics for reserved resources in CS. (Robert Evans MAPREDUCE-3036. Fixed metrics for reserved resources in CS. (Robert Evans
via acmurthy) via acmurthy)
MAPREDUCE-2998. Fixed a bug in TaskAttemptImpl which caused it to fork
bin/mapred too many times. (vinodkv via acmurthy)
Release 0.22.0 - Unreleased Release 0.22.0 - Unreleased
INCOMPATIBLE CHANGES INCOMPATIBLE CHANGES

2
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/job/impl/TaskAttemptImpl.java
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@ -153,7 +153,7 @@ public abstract class TaskAttemptImpl implements
private Token<JobTokenIdentifier> jobToken; private Token<JobTokenIdentifier> jobToken;
private static AtomicBoolean initialClasspathFlag = new AtomicBoolean(); private static AtomicBoolean initialClasspathFlag = new AtomicBoolean();
private static String initialClasspath = null; private static String initialClasspath = null;
private final Object classpathLock = new Object(); private static final Object classpathLock = new Object();
private long launchTime; private long launchTime;
private long finishTime; private long finishTime;
private WrappedProgressSplitsBlock progressSplitBlock; private WrappedProgressSplitsBlock progressSplitBlock;