private Region<Object, Object> getRegion(String name) {
    InternalCache cache = getCache();
    if (cache != null) {
      return cache.getRegion(name);
    }
    throw new IllegalStateException("Cache or region not found");
  }
2 servers, 2 clients.One client to one server. Put from c1 to s1. Now put from c2. So since
there will be a hop at least once, fetchservice has to be triggered. Now put again from
c2.There should be no hop at all.
geode-core/src/distributedTest/java/org/apache/geode/internal/cache/PartitionedRegionSingleHopDUnitTest.java