protected Properties getDistributedSystemProperties() {
    Properties dsProps = new Properties();
    dsProps.setProperty(MCAST_PORT, "0");
    return dsProps;
  }
Tests memory allocation operations on a PartitionedRegion on a single node.
geode-core/src/integrationTest/java/org/apache/geode/internal/cache/PRDataStoreMemoryJUnitTest.java