将单元测试fork独立的JVM来跑。避免少数情况默认maven开的JVM堆太小。

pom.xml

@@ -108,6 +108,14 @@
 
     <build>
         <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-surefire-plugin</artifactId>
+                <configuration>
+                    <forkMode>pertest</forkMode>
+                    <argLine>-Xms1024m -Xmx1024m -Xss1m </argLine>
+                </configuration>
+            </plugin>
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>