YARN-3823. Fix mismatch in default values for
yarn.scheduler.maximum-allocation-vcores property. Contributed by Ray
Chiang.
diff --git a/hadoop-yarn-project/CHANGES.txt b/hadoop-yarn-project/CHANGES.txt
index 5e9243d..8c07e48 100644
--- a/hadoop-yarn-project/CHANGES.txt
+++ b/hadoop-yarn-project/CHANGES.txt
@@ -580,6 +580,9 @@
YARN-3768. ArrayIndexOutOfBoundsException with empty environment variables.
(Zhihai Xu via gera)
+ YARN-3823. Fix mismatch in default values for
+ yarn.scheduler.maximum-allocation-vcores property. (Ray Chiang via devaraj)
+
Release 2.7.2 - UNRELEASED
INCOMPATIBLE CHANGES
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/resources/yarn-default.xml b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/resources/yarn-default.xml
index 621198c..4987084 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/resources/yarn-default.xml
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/resources/yarn-default.xml
@@ -276,7 +276,7 @@
in terms of virtual CPU cores. Requests higher than this will throw a
InvalidResourceRequestException.</description>
<name>yarn.scheduler.maximum-allocation-vcores</name>
- <value>32</value>
+ <value>4</value>
</property>
<property>
