reducing memory

Change-Id: Iea2aed3e60b4bdf5504f841f544dca8768c5adc7

gradle.properties

@@ -8,7 +8,7 @@
 # Specifies the JVM arguments used for the daemon process.
 # The setting is particularly useful for tweaking memory settings.
 # Ensure important default jvmargs aren't overwritten. See https://github.com/gradle/gradle/issues/19750
-org.gradle.jvmargs=-Xmx6g -XX:+HeapDumpOnOutOfMemoryError -Dfile.encoding=UTF-8 -XX:+UseParallelGC -XX:MaxMetaspaceSize=1g
+org.gradle.jvmargs=-Xmx3g -XX:+HeapDumpOnOutOfMemoryError -Dfile.encoding=UTF-8 -XX:+UseParallelGC -XX:MaxMetaspaceSize=1g
 
 # When configured, Gradle will run in incubating parallel mode.
 # This option should only be used with decoupled projects. More details, visit