private async Task CreateVirtualMachine()
    {
        DeploymentGetResponse deploymentResponse = await _computeManagementClient.Deployments.GetBySlotAsync("myservicename", DeploymentSlot.Production);

        if (deploymentResponse == null)
        {
            var parameters = new VirtualMachineCreateDeploymentParameters
            {
                DeploymentSlot = DeploymentSlot.Production,
                Name = "mservicename",
                Label = "myservicename"
            };

            parameters.Roles.Add(new Role
            {
                OSVirtualHardDisk = new OSVirtualHardDisk
                {
                    HostCaching = VirtualHardDiskHostCaching.ReadWrite,
                    SourceImageName = "imagename"
                },

                RoleName = "vmname",
                RoleType = VirtualMachineRoleType.PersistentVMRole.ToString(),
                RoleSize = VirtualMachineRoleSize.Small,
                ProvisionGuestAgent = true
            });

            parameters.Roles[0].ConfigurationSets.Add(new ConfigurationSet
            {
                ComputerName = "vmname",
                ConfigurationSetType = ConfigurationSetTypes.LinuxProvisioningConfiguration,
                HostName = "vmname",
                AdminUserName = "adminusername",
                AdminPassword = "adminpass",
                UserName = "username",
                UserPassword = "userpass",
                DisableSshPasswordAuthentication = false,

            });

            parameters.Roles[0].ConfigurationSets.Add(new ConfigurationSet
            {
                ConfigurationSetType = ConfigurationSetTypes.NetworkConfiguration,
                InputEndpoints = new List<InputEndpoint>()
                {
                    new InputEndpoint()
                    {
                        Name = "HTTP",
                        Protocol = InputEndpointTransportProtocol.Tcp,
                        LocalPort =  80,
                        Port = 80
                    }
                }
            });

            var response = await _computeManagementClient.VirtualMachines.CreateDeploymentAsync("mservicename", parameters);

        }
        else
        {
            var createParameters = new VirtualMachineCreateParameters
            {
                OSVirtualHardDisk = new OSVirtualHardDisk
                {
                    HostCaching = VirtualHardDiskHostCaching.ReadWrite,
                    SourceImageName = "imagename"
                },

                RoleName = "vmname",
                RoleSize = VirtualMachineRoleSize.Small,
                ProvisionGuestAgent = true,

                ConfigurationSets = new List<ConfigurationSet>
            {
                new ConfigurationSet
                {

                    ComputerName = "vmname",
                    ConfigurationSetType = ConfigurationSetTypes.LinuxProvisioningConfiguration,
                    HostName = "vmname",
                    AdminUserName = "adminusername",
                    AdminPassword = "adminpass",
                    UserName = "username",
                    UserPassword = "userpass",
                    DisableSshPasswordAuthentication = false
                },
                new ConfigurationSet
                {
                    ConfigurationSetType = ConfigurationSetTypes.NetworkConfiguration,
                    InputEndpoints = new List<InputEndpoint>()
                    {
                        new InputEndpoint()
                        {
                            Name = "HTTP",
                            Protocol = InputEndpointTransportProtocol.Tcp,
                            LocalPort =  81,
                            Port = 81
                        }
                    }
                }
            }
            };

            var responseCreate = await _computeManagementClient.VirtualMachines.CreateAsync("mservicename", deploymentResponse.Name, createParameters);

        }
    }