Supported metrics for Microsoft.Web/hostingEnvironments

The following table lists the metrics available for the Microsoft.Web/hostingEnvironments resource type.

Table headings

Metric - The metric display name as it appears in the Azure portal.
Name in Rest API - Metric name as referred to in the REST API.
Unit - Unit of measure.
Aggregation - The default aggregation type. Valid values: Average, Minimum, Maximum, Total, Count.
Dimensions - Dimensions available for the metric.
Time Grains - Intervals at which the metric is sampled. For example, PT1M indicates that the metric is sampled every minute, PT30M every 30 minutes, PT1H every hour, and so on.
DS Export- Whether the metric is exportable to Azure Monitor Logs via Diagnostic Settings. For information on exporting metrics, see Create diagnostic settings in Azure Monitor.

For information on metric retention, see Azure Monitor Metrics overview.

For a list of supported logs, see Supported log categories - Microsoft.Web/hostingEnvironments

Metric	Name in REST API	Unit	Aggregation	Dimensions	Time Grains	DS Export
Active Requests (deprecated) Number of requests being actively handled by the App Service Environment at any given time	ActiveRequests	Count	Total	Instance	PT1M	Yes
Average Response Time (deprecated) Average time taken for the ASE to serve requests	AverageResponseTime	Seconds	Average	Instance	PT1M	Yes
Data In Incoming bandwidth used across all front end instances	BytesReceived	Bytes	Total	Instance	PT1M	Yes
Data Out Outgoing bandwidth used across all front end instances	BytesSent	Bytes	Total	Instance	PT1M	Yes
CPU Percentage CPU used across all front end instances	CpuPercentage	Percent	Average	Instance	PT1M	Yes
Disk Queue Length Number of both read and write requests that were queued on storage	DiskQueueLength	Count	Average	Instance	PT1M	Yes
Http 101 Number of requests resulting in an HTTP 101 status code	Http101	Count	Total	Instance	PT1M	Yes
Http 2xx Number of requests resulting in an HTTP status code ≥ 200 but < 300	Http2xx	Count	Total	Instance	PT1M	Yes
Http 3xx Number of requests resulting in an HTTP status code ≥ 300 but < 400	Http3xx	Count	Total	Instance	PT1M	Yes
Http 401 Number of requests resulting in an HTTP 401 status code	Http401	Count	Total	Instance	PT1M	Yes
Http 403 Number of requests resulting in an HTTP 403 status code	Http403	Count	Total	Instance	PT1M	Yes
Http 404 Number of requests resulting in an HTTP 404 status code	Http404	Count	Total	Instance	PT1M	Yes
Http 406 Number of requests resulting in an HTTP 406 status code	Http406	Count	Total	Instance	PT1M	Yes
Http 4xx Number of requests resulting in an HTTP status code ≥ 400 but < 500	Http4xx	Count	Total	Instance	PT1M	Yes
Http Server Errors Number of requests resulting in an HTTP status code ≥ 500 but < 600	Http5xx	Count	Total	Instance	PT1M	Yes
Http Queue Length Number of HTTP requests that had to sit on the queue before being fulfilled	HttpQueueLength	Count	Average	Instance	PT1M	Yes
Response Time Time taken for the ASE to serve requests	HttpResponseTime	Seconds	Average	Instance	PT1M	Yes
Large App Service Plan Workers Number of large App Service Plan worker instances	LargeAppServicePlanInstances	Count	Average	<none>	PT1M	Yes
Medium App Service Plan Workers Number of medium App Service Plan worker instances	MediumAppServicePlanInstances	Count	Average	<none>	PT1M	Yes
Memory Percentage Memory used across all front end instances	MemoryPercentage	Percent	Average	Instance	PT1M	Yes
Requests Number of web requests served	Requests	Count	Total	Instance	PT1M	Yes
Small App Service Plan Workers Number of small App Service Plan worker instances	SmallAppServicePlanInstances	Count	Average	<none>	PT1M	Yes
Total Front Ends Number of front end instances	TotalFrontEnds	Count	Average	<none>	PT1M	Yes