private void createPR(MemberVM memberVM) {
    memberVM.invoke("Create partitioned region", () -> {
      Cache cache = ClusterStartupRule.getCache();
      assertThat(cache).isNotNull();

      PartitionAttributesFactory<Integer, TestDelta> paf =
          new PartitionAttributesFactory<>();
      paf.setRedundantCopies(1);
      PartitionAttributes<Integer, TestDelta> prAttr = paf.create();

      RegionFactory<Integer, TestDelta> regionFactory = cache.createRegionFactory();
      regionFactory.setDataPolicy(DataPolicy.PARTITION);
      regionFactory.setDiskSynchronous(true);
      regionFactory.setPartitionAttributes(prAttr);
      regionFactory.setSubscriptionAttributes(new SubscriptionAttributes(InterestPolicy.ALL));
      regionFactory.create(TEST_REGION_NAME);
    });
  }
Tests the use of the per-delta "forceRecalculateSize" flag.
geode-core/src/distributedTest/java/org/apache/geode/internal/cache/DeltaForceSizingFlagDUnitTest.java