diff --git a/pregelix/pregelix-core/src/main/resources/conf/cluster.properties b/pregelix/pregelix-core/src/main/resources/conf/cluster.properties
index 14f8bd4..2d2401a 100644
--- a/pregelix/pregelix-core/src/main/resources/conf/cluster.properties
+++ b/pregelix/pregelix-core/src/main/resources/conf/cluster.properties
@@ -29,7 +29,7 @@
 FRAME_SIZE=65536
 
 #CC JAVA_OPTS
-CCJAVA_OPTS="-Xdebug -Xrunjdwp:transport=dt_socket,address=7001,server=y,suspend=n -Xmx3g -Djava.util.logging.config.file=logging.properties"
+CCJAVA_OPTS="-Xdebug -Xrunjdwp:transport=dt_socket,address=7001,server=y,suspend=n -Xmx1g -Djava.util.logging.config.file=logging.properties"
 # Yourkit option: -agentpath:/grid/0/dev/vborkar/tools/yjp-10.0.4/bin/linux-x86-64/libyjpagent.so=port=20001"
 
 #NC JAVA_OPTS