@Override
  void basicLocalClear(RegionEventImpl rEvent) {
    if (getScope().isDistributed() && getDataPolicy().withReplication()) {
      throw new UnsupportedOperationException(
          "localClear is not supported on distributed replicated regions.");
    }
    super.basicLocalClear(rEvent);
  }
Distribute Tombstone garbage-collection information to all peers with storage
geode-core/src/main/java/org/apache/geode/internal/cache/DistributedRegion.java