docs: public void setEnableStatistics( final boolean enableStatistics ) {
          final boolean oldEnableStatistics = _enableStatistics;
          _enableStatistics = enableStatistics;
          if ( oldEnableStatistics != enableStatistics && _manager.isInitialized() ) {
              _log.info( "Changed enableStatistics from " + oldEnableStatistics + " to " + enableStatistics + "." +
              " Reloading configuration..." );
              reloadMemcachedConfig( _memcachedNodes, _failoverNodes );
          }
      }