@Override
  public <K, V> Region<K, V> createRegion(String name, RegionAttributes<K, V> aRegionAttributes)
      throws RegionExistsException, TimeoutException {
    throwIfClient();
    return basicCreateRegion(name, aRegionAttributes);
  }
Set the default pool on a new GemFireCache.
geode-core/src/main/java/org/apache/geode/internal/cache/GemFireCacheImpl.java