Amazon CloudWatch
API Reference (API Version 2010-08-01)
AWS Documentation » Amazon CloudWatch Documentation » Amazon CloudWatch API Reference » Data Types » MetricDatum
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MetricDatum

Description

The MetricDatum data type encapsulates the information sent with PutMetricData to either create a new metric or add new values to be aggregated into an existing metric.

Contents

NameDescription
Dimensions

A list of dimensions associated with the metric.

Type: Dimension list

Length constraints: Minimum of 0 item(s) in the list. Maximum of 10 item(s) in the list.

MetricName

The name of the metric.

Type: String

Length constraints: Minimum length of 1. Maximum length of 255.

StatisticValues

A set of statistical values describing the metric.

Type: StatisticSet

Timestamp

The time stamp used for the metric. If not specified, the default value is set to the time the metric data was received.

Type: DateTime

Unit

The unit of the metric.

Type: String

Valid Values: Seconds | Microseconds | Milliseconds | Bytes | Kilobytes | Megabytes | Gigabytes | Terabytes | Bits | Kilobits | Megabits | Gigabits | Terabits | Percent | Count | Bytes/Second | Kilobytes/Second | Megabytes/Second | Gigabytes/Second | Terabytes/Second | Bits/Second | Kilobits/Second | Megabits/Second | Gigabits/Second | Terabits/Second | Count/Second | None

Value

The value for the metric.

[Important]Important
Although the Value parameter accepts numbers of type Double, Amazon CloudWatch truncates values with very large exponents. Values with base-10 exponents greater than 126 (1 x 10^126) are truncated. Likewise, values with base-10 exponents less than -130 (1 x 10^-130) are also truncated.

Type: Double

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