public void GetMetricsAllCluster_ReturnOk()
        {
            //Arrange
            var fromTime = DateTimeOffset.Now.AddDays(-4);
            var toTime   = DateTimeOffset.Now;

            //Act
            var result = controller.GetMetricsAllCluster(fromTime, toTime);

            //Assert
            _ = Assert.IsAssignableFrom <IActionResult>(result);
        }