@Test
  public void testPersistOverflowStats() {
    String regionName = "testStats";
    int localMaxMemory = 100;
    PartitionedRegion pr = createPRWithEviction(regionName + 1, localMaxMemory, true, true);
    validateOverflowStats(pr);
  }
This test verifies that PR statistics are working properly for single/multiple
PartitionedRegions on single node.
geode-core/src/integrationTest/java/org/apache/geode/internal/cache/PartitionedRegionStatsJUnitTest.java