HADOOP-8851. Use -XX:+HeapDumpOnOutOfMemoryError JVM option in the forked tests. Contributed by Ivan A. Veselovsky.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1392466 13f79535-47bb-0310-9956-ffa450edef68

hadoop-common-project/hadoop-common/CHANGES.txt

@@ -285,6 +285,9 @@ Release 2.0.3-alpha - Unreleased
 
     HADOOP-8736. Add Builder for building RPC server. (Brandon Li via Suresh)
 
+    HADOOP-8851. Use -XX:+HeapDumpOnOutOfMemoryError JVM option in the forked
+    tests. (Ivan A. Veselovsky via atm)
+
   OPTIMIZATIONS
 
     HADOOP-8866. SampleQuantiles#query is O(N^2) instead of O(N). (Andrew Wang

hadoop-project/pom.xml

@@ -834,7 +834,7 @@
         <configuration>
           <forkMode>always</forkMode>
           <forkedProcessTimeoutInSeconds>900</forkedProcessTimeoutInSeconds>
-          <argLine>-Xmx1024m</argLine>
+          <argLine>-Xmx1024m -XX:+HeapDumpOnOutOfMemoryError</argLine>
           <environmentVariables>
             <LD_LIBRARY_PATH>${env.LD_LIBRARY_PATH}:${project.build.directory}/native/target/usr/local/lib</LD_LIBRARY_PATH>
             <MALLOC_ARENA_MAX>4</MALLOC_ARENA_MAX>