@Override
      public void run2() throws CacheException {
        Cache cache = getCache();
        Region region = cache.getRegion(regionName);
        for (int j = from; j < to; j++) {
          region.put(j, portfolio[j]);
        }
      }
This function puts portfolio objects into the created Region (PR or Local) *

@return cacheSerializable object
geode-core/src/distributedTest/java/org/apache/geode/cache/query/partitioned/PRQueryDUnitHelper.java