code: function CreateConnection (backend) {
  
      backend.Debug (4, "MongoDB creating connection [%s]", backend.uid);
      MongoClient.connect(backend.uid, function (err, db) {
          if (err) {
              backend.Debug (0, "Fail to connect to MongoDB: %s err=[%s]", backend.uid, err)
          } else {
              backend.Debug (4, "Connected to MongoDB: %s", backend.uid)
              backend.base = db;
          }
      });
  }
docs: 10s timeout in between two MONGO reconnects ConnectDB is done on at creation time