boolean isMemoryThresholdReachedForLoad() {
    return isMemoryThresholdReached();
  }
Search for the value in a server (if one exists), then try a loader.

If we find a value, we put it in the cache.

@param preferCD return the CacheDeserializable, if that's what the value is.
@param requestingClient the client making the request, if any
@param clientEvent the client's event, if any. If not null, we set the version tag
@return the deserialized value
geode-core/src/main/java/org/apache/geode/internal/cache/LocalRegion.java