Author: cutting
Date: Fri Dec 15 14:08:35 2006
New Revision: 487689
URL: http://svn.apache.org/viewvc?view=rev&rev=487689
Log:
HADOOP-827. Disable speculative execution by default. Contributed by Owen.
Modified:
lucene/hadoop/trunk/CHANGES.txt
lucene/hadoop/trunk/conf/hadoop-default.xml
Modified: lucene/hadoop/trunk/CHANGES.txt
URL:
http://svn.apache.org/viewvc/lucene/hadoop/trunk/CHANGES.txt?view=diff&rev=487689&r1=487688&r2=487689
==============================================================================
--- lucene/hadoop/trunk/CHANGES.txt (original)
+++ lucene/hadoop/trunk/CHANGES.txt Fri Dec 15 14:08:35 2006
@@ -107,6 +107,9 @@
1. HADOOP-639. Restructure InterTrackerProtocol to make task
accounting more reliable. (Arun C Murthy via cutting)
+ 2. HADOOP-827. Turn off speculative execution by default, since it's
+ currently broken. (omalley via cutting)
+
Release 0.9.1 - 2006-12-06
Modified: lucene/hadoop/trunk/conf/hadoop-default.xml
URL:
http://svn.apache.org/viewvc/lucene/hadoop/trunk/conf/hadoop-default.xml?view=diff&rev=487689&r1=487688&r2=487689
==============================================================================
--- lucene/hadoop/trunk/conf/hadoop-default.xml (original)
+++ lucene/hadoop/trunk/conf/hadoop-default.xml Fri Dec 15 14:08:35 2006
@@ -455,9 +455,9 @@
<property>
<name>mapred.speculative.execution</name>
- <value>true</value>
- <description>If true, then multiple instances of some map and reduce tasks
may
- be executed in parallel.</description>
+ <value>false</value>
+ <description>If true, then multiple instances of some map and reduce tasks
+ may be executed in parallel.</description>
</property>
<property>
