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Metrics

Elastic Stream supports these metrics backends:

OpenTelemetry​

To enable the OpenTelemetry metrics exporter, add this configuration to the range server:

observation:
  metrics:
    enable: true
    mode: "otlp"
    endpoint: "http://localhost:4317"

Configuration​

enable​

Required, Default="true"

Enable metrics exporter.

observation:
  metrics:
    enable: true

mode​

Required, Default="prometheus"

Metrics exporter mode, available values: "otlp", "prometheus".

observation:
  metrics:
    mode: "otlp"

endpoint​

Required, Default="http://localhost:4317", Format="http://<host>:<port>"

Address of the OpenTelemetry Collector to send metrics to.

observation:
  metrics:
    endpoint: "http://localhost:4317"

protocol​

Optional, Default="grpc"

This instructs the exporter to send metrics to the OpenTelemetry Collector using which protocol.

Currently, only gRPC with plain text is supported.

observation:
  metrics:
    protocol: "grpc"

interval​

Optional, Default="10"

Interval at which metrics are sent to the OpenTelemetry Collector, unit is seconds.

observation:
  metrics:
    interval: 10

timeout​

Optional, Default="3"

Max waiting time for exporting metrics to the OpenTelemetry Collector, unit is seconds.

observation:
  metrics:
    timeout: 3