@Override
      public void afterHavingCompacted() {
        if (didBeforeCall) {
          didBeforeCall = false;
          LocalRegion.ISSUE_CALLBACKS_TO_CACHE_OBSERVER = false;
          checkDiskStats();
        }
      }
tests directory stats are correctly updated in case of single directory (for bug 37531)
geode-core/src/integrationTest/java/org/apache/geode/internal/cache/OplogJUnitTest.java