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OTEL_HTTP_METRICS_PROTOCOL - UAG configuration option

OTEL_HTTP_METRICS_PROTOCOL - UAG configuration option

Jul 16, 2025

Description

The OTEL_HTTP_METRICS_PROTOCOL option specifies a value for the protocol used to export metrics from the agent.

This functionality can also be configured using OpenTelemetry's own environment variables, OTEL_EXPORTER_OTLP_PROTOCOL or OTEL_EXPORTER_OTLP_METRICS_PROTOCOL. However, this configuration option takes precedence over those. If you wish to configure this functionality using OpenTelemetry, then you must leave the OTEL_HTTP_METRICS_PROTOCOL option unspecified.

Note

The value of this option will be NOT be used by the Extension worker process. Extension tasks will always export using the default http/protobuf.

Usage

Method

Syntax

IBM i

UNIX

Windows

z/OS

Configuration File Keyword

otel_http_metrics_protocol value


(tick)

(tick)


Note

This option is NOT available for Unix on:

  • Solaris

Values

protocol is the protocol used to export metrics.

Valid values for protocol are:

  • http/json - export over HTTP with JSON encoded data
  • http/protobuf - export over HTTP with protobuf encoded data

Default is http/protobuf.