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MetricMetadata - Amazon CloudWatch Omni

MetricMetadata

A single metric observed on a context graph node.

Contents

attributes

Per-metric qualifying attributes the console uses to query this metric's telemetry. These are the RAW, store-matching values keyed by their OTel names ("service.name", "service.namespace", "cloud.provider", "cloud.account.id", "cloud.region", "instrumentation_scope") — deliberately NOT the node's normalized/merged identity, so the query selectors match the emitted series. A merged node can carry different values per metric, which is why they live here rather than on the node.

Type: String to string map

Map Entries: Minimum number of 0 items. Maximum number of 50 items.

Required: No

metricType

OTel metric kind: "gauge", "sum", "histogram", "exponential_histogram", or "summary" (CloudWatch-vended metrics carry the same kinds). Absent when the producer did not report one.

Type: String

Required: No

name

The metric name as emitted, such as "Duration".

Type: String

Required: No

namespace

DEPRECATED: read attributes["service.namespace"] instead. Retained (deprecated) for backward compatibility with existing consumers; will be removed once they migrate. The logical service grouping the metric belongs to.

Type: String

Required: No

preferredStat

The statistic to chart or alarm on, such as "p99" or "Sum". Free-form and frequently absent.

Type: String

Required: No

semantics

What the metric means and the unit it is reported in.

Type: MetricSemantics object

Required: No

See Also

For more information about using this API in one of the language-specific AWS SDKs, see the following: