[英]Get metrics of an Azure vm in c#
我下面有检索Azure vm的CPU百分比的代码。 我需要网络输入,网络输出,磁盘读取字节,磁盘写入字节,磁盘读取操作,磁盘写入操作的度量。 我为queryString输入什么似乎无关紧要,我总是得到cpu百分比。 我如何获得其他指标?
private void test()
{
string vmName = "myVM";
string resourceId = "/subscriptions/{subscriptionId}/resourceGroups/ResourceGroupWest/providers/Microsoft.Compute/virtualMachines/" + vmName;
var subscriptionId = "mySubscriptionID";
var clientId = "myClientID";
var secret = "myKey";
var tenantId = "myTenantID";
resourceId = resourceId.Replace("{subscriptionId}", subscriptionId);
MonitorClient readOnlyClient = AuthenticateWithReadOnlyClient(tenantId, clientId, secret, subscriptionId).Result;
string queryString = "name.value eq 'CpuPercentage'";
ODataQuery<MetadataValue> odataQuery = new ODataQuery<MetadataValue>(queryString);
var vals = readOnlyClient.Metrics.List(resourceId, odataQuery );
foreach (MetricValue v in vals.Value[0].Timeseries[0].Data)
{
if (v.Average != null)
{
totalAverage += v.Average.Value;
}
}
totalAverage = totalAverage / vals.Value[0].Timeseries[0].Data.Count;
}
private static async Task<MonitorClient> AuthenticateWithReadOnlyClient(string tenantId, string clientId, string secret, string subscriptionId)
{
// Build the service credentials and Monitor client
var serviceCreds = await ApplicationTokenProvider.LoginSilentAsync(tenantId, clientId, secret);
var monitorClient = new MonitorClient(serviceCreds);
monitorClient.SubscriptionId = subscriptionId;
return monitorClient;
}
我为queryString输入什么似乎无关紧要,我总是得到cpu百分比。 我如何获得其他指标?
您可以使用Azure Monitor从“ 支持的指标”中获取其他指标名称。 如果要获取多个指标,则可以使用或附加指标。 CPU指标是Azure VM的默认指标
var queryString = "(name.value eq 'Disk Write Operations/Sec' or name.value eq 'Percentage CPU' or name.value eq 'Network In' or name.value eq 'Network Out' or name.value eq 'Disk Read Operations/Sec' or name.value eq 'Disk Read Bytes' or name.value eq 'Disk Write Bytes')";
我之前也做了演示,更多细节请参考另一个SO线程 。
var azureTenantId = "tenant id";
var azureSecretKey = "secret key";
var azureAppId = "client id";
var subscriptionId = "subscription id";
var resourceGroup = "resource group";
var machineName = "machine name";
var serviceCreds = ApplicationTokenProvider.LoginSilentAsync(azureTenantId, azureAppId, azureSecretKey).Result;
MonitorClient monitorClient = new MonitorClient(serviceCreds) { SubscriptionId = subscriptionId };
var resourceUrl = $"subscriptions/{subscriptionId}/resourceGroups/{resourceGroup}/providers/Microsoft.Compute/virtualMachines/{machineName}";
var metricNames = "(name.value eq 'Disk Write Operations/Sec' or name.value eq 'Percentage CPU' or name.value eq 'Network In' or name.value eq 'Network Out' or name.value eq 'Disk Read Operations/Sec' or name.value eq 'Disk Read Bytes' or name.value eq 'Disk Write Bytes')";
string timeGrain = " and timeGrain eq duration'PT5M'";
string startDate = " and startTime eq 2017-10-26T05:28:34.919Z";
string endDate = " and endTime eq 2017-10-26T05:33:34.919Z";
var odataFilterMetrics = new ODataQuery<MetricInner>(
$"{metricNames}{timeGrain}{startDate}{endDate}");
var metrics = monitorClient.Metrics.ListWithHttpMessagesAsync(resourceUrl, odataFilterMetrics).Result;
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