@Override
  protected boolean checkEntryNotValid(RegionEntry mapEntry) {
    return (super.checkEntryNotValid(mapEntry) || mapEntry.getKey() instanceof ThreadIdentifier);
  }
This method is over-ridden since we do not want GII of ThreadIdentifier objects to happen
geode-core/src/main/java/org/apache/geode/internal/cache/HARegion.java