AWS::AutoScaling::ScalingPolicy MetricStat
MetricStat
is a property of the AWS::AutoScaling::ScalingPolicy MetricDataQuery property type.
This structure defines the CloudWatch metric to return, along with the statistic and unit.
For more information about the CloudWatch terminology below, see Amazon CloudWatch concepts in the Amazon CloudWatch User Guide.
Syntax
To declare this entity in your Amazon CloudFormation template, use the following syntax:
Properties
Metric
-
The CloudWatch metric to return, including the metric name, namespace, and dimensions. To get the exact metric name, namespace, and dimensions, inspect the Metric object that is returned by a call to ListMetrics.
Required: Yes
Type: Metric
Update requires: No interruption
Stat
-
The statistic to return. It can include any CloudWatch statistic or extended statistic. For a list of valid values, see the table in Statistics in the Amazon CloudWatch User Guide.
The most commonly used metrics for predictive scaling are
Average
andSum
.Required: Yes
Type: String
Pattern:
[\u0020-\uD7FF\uE000-\uFFFD\uD800\uDC00-\uDBFF\uDFFF\r\n\t]*
Minimum:
1
Maximum:
100
Update requires: No interruption
Unit
-
The unit to use for the returned data points. For a complete list of the units that CloudWatch supports, see the MetricDatum data type in the Amazon CloudWatch API Reference.
Required: No
Type: String
Update requires: No interruption