Fix surefire argLine and set memory configuration

Author: jbonofre

pom.xml

@@ -967,13 +967,12 @@
             <redirectTestOutputToFile>true</redirectTestOutputToFile>
             <forkCount>1</forkCount>
             <reuseForks>true</reuseForks>
-            <argLine>-enableassertions</argLine>
             <failIfNoTests>false</failIfNoTests>
             <systemPropertyVariables>
                 <java.awt.headless>true</java.awt.headless>
                 <org.apache.activemq.kahaDB.files.skipMetadataUpdate>true</org.apache.activemq.kahaDB.files.skipMetadataUpdate>
             </systemPropertyVariables>
-            <argLine>-Xmx512m</argLine>
+            <argLine>-enableassertions -Xmx4g -XX:MaxDirectMemorySize=4096m</argLine>
           </configuration>
         </plugin>
         <plugin>