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YARN-3019. Make work-preserving-recovery the default mechanism for RM recovery. (Contributed by Jian He) 

(cherry picked from commit f92e503800)
This commit is contained in:
Junping Du 2015-01-13 18:20:57 -08:00
parent 4931600030
commit 0119e717ae
3 changed files with 5 additions and 2 deletions
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3
hadoop-yarn-project/CHANGES.txt
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@ -149,6 +149,9 @@ Release 2.7.0 - UNRELEASED
YARN-2643. Don't create a new DominantResourceCalculator on every YARN-2643. Don't create a new DominantResourceCalculator on every
FairScheduler.allocate call. (kasha via rkanter) FairScheduler.allocate call. (kasha via rkanter)
YARN-3019. Make work-preserving-recovery the default mechanism for RM
recovery. (Jian He via junping_du)
OPTIMIZATIONS OPTIMIZATIONS
BUG FIXES BUG FIXES

2
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/conf/YarnConfiguration.java
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@ -378,7 +378,7 @@ public class YarnConfiguration extends Configuration {
+ "work-preserving-recovery.enabled"; + "work-preserving-recovery.enabled";
@Private @Private
public static final boolean DEFAULT_RM_WORK_PRESERVING_RECOVERY_ENABLED = public static final boolean DEFAULT_RM_WORK_PRESERVING_RECOVERY_ENABLED =
false; true;
public static final String RM_WORK_PRESERVING_RECOVERY_SCHEDULING_WAIT_MS = public static final String RM_WORK_PRESERVING_RECOVERY_SCHEDULING_WAIT_MS =
RM_PREFIX + "work-preserving-recovery.scheduling-wait-ms"; RM_PREFIX + "work-preserving-recovery.scheduling-wait-ms";

2
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/resources/yarn-default.xml
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@ -271,7 +271,7 @@
to YARN for experimenting the feature. to YARN for experimenting the feature.
</description> </description>
<name>yarn.resourcemanager.work-preserving-recovery.enabled</name> <name>yarn.resourcemanager.work-preserving-recovery.enabled</name>
<value>false</value> <value>true</value>
</property> </property>
<property> <property>