docs: public void setBackupThreadCount( final int backupThreadCount ) {
          final int oldBackupThreadCount = _backupThreadCount;
          _backupThreadCount = backupThreadCount;
          if ( _manager.isInitialized() ) {
              _log.info( "Changed backupThreadCount from " + oldBackupThreadCount + " to " + _backupThreadCount + "." +
                      " Reloading configuration..." );
              reloadMemcachedConfig( _memcachedNodes, _failoverNodes );
              _log.info( "Finished reloading configuration." );
          }
      }