@Override
      public void goingToFlush() {
        if (!alreadyComeHere) {
          region.get("Key");
        }
        alreadyComeHere = true;
      }
a single get is done on the entry about to be flushed. multiple gets are avoided by the
alreadyComeHere boolean
geode-core/src/integrationTest/java/org/apache/geode/internal/cache/ConcurrentFlushingAndRegionOperationsJUnitTest.java