@Override
      public void run2() throws CacheException {
        // System.setProperty("gemfire.index.INPLACE_OBJECT_MODIFICATION", "false");
        IndexManager.INPLACE_OBJECT_MODIFICATION_FOR_TEST = false;
      }
Tear down a PartitionedRegionTestCase by cleaning up the existing cache (mainly because we want
to destroy any existing PartitionedRegions)
geode-core/src/distributedTest/java/org/apache/geode/cache/query/internal/index/ConcurrentIndexUpdateWithInplaceObjectModFalseDUnitTest.java