@Override
  public Properties getDistributedSystemProperties() {
    Properties properties = super.getDistributedSystemProperties();
    properties.put(SERIALIZABLE_OBJECT_FILTER,
        "org.apache.geode.cache30.PartitionedRegionDUnitTest$PoisonedKey");
    return properties;
  }
Returns region attributes for a partitioned region with distributed-ack scope
geode-core/src/distributedTest/java/org/apache/geode/cache30/PartitionedRegionDUnitTest.java