@Override
  public String toString() {
    return "name=" + name + " id=" + getId()
    // .append(" ").append(super.toString())
    ;
  }
This constructor is used when we are closing an existing region. We want to remember that it is
still present in the disk store.
geode-core/src/main/java/org/apache/geode/internal/cache/PlaceHolderDiskRegion.java