conn := client.gridConn()
	if conn == nil {
		return nil
	}
	_, err := stopRebalanceRPC.Call(ctx, conn, grid.NewMSSWith(map[string]string{}))
	return err
}

func (client *peerRESTClient) LoadRebalanceMeta(ctx context.Context, startRebalance bool) error {
	conn := client.gridConn()
	if conn == nil {
		return nil
	}
	_, err := loadRebalanceMetaRPC.Call(ctx, conn, grid.NewMSSWith(map[string]string{