@Override
      public void run() {
        GemFireCacheImpl cache = (GemFireCacheImpl) getCache();
        try {
          cache.getTombstoneService().forceBatchExpirationForTests(20);
        } catch (InterruptedException e) {
          e.printStackTrace();
        }
      }
Test case to make sure that if a tombstone GC occurs during a full GII, we still have the
correct RVV on the GII recipient at the end.
geode-core/src/distributedTest/java/org/apache/geode/internal/cache/GIIDeltaDUnitTest.java