document metrics support in rust, php, go (cdocs format) #34129
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This reverts commit cebe0ba.
Content consolidated into the combined api_support.mdoc.md document. Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
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buraizu
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Jan 26, 2026
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Looks good overall, approving with some (mostly) optional minor feedback
| {% if equals($prog_lang, "ruby") %} | ||
| - Verify required gems are installed. Ensure `opentelemetry-metrics-sdk` and `opentelemetry-exporter-otlp-metrics` are installed in your Ruby environment. | ||
| - Ensure `Datadog.configure` is called before `OpenTelemetry::SDK.configure`. The Datadog SDK must be configured first to properly set up the meter provider. | ||
| - Verify required gems are installed. Verify `opentelemetry-metrics-sdk` and `opentelemetry-exporter-otlp-metrics` are installed in your Ruby environment. |
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Suggested change
| - Verify required gems are installed. Verify `opentelemetry-metrics-sdk` and `opentelemetry-exporter-otlp-metrics` are installed in your Ruby environment. | |
| - Verify required gems (`opentelemetry-metrics-sdk` and `opentelemetry-exporter-otlp-metrics`) are installed in your Ruby environment. |
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Optional suggestion as these sentences seem to have some overlap, feel free to modify the suggestion
| {% if equals($prog_lang, "python") %} | ||
| - Verify `opentelemetry-sdk` is installed. The Python SDK requires `opentelemetry-sdk` and `opentelemetry-exporter-otlp` to be installed in your Python environment. | ||
| - Ensure `ddtrace-run` is active. Verify that you are running your application with `ddtrace-run` (or have imported and initialized `ddtrace` manually). | ||
| - Verify `ddtrace-run` is active. Verify that you are running your application with `ddtrace-run` (or have imported and initialized `ddtrace` manually). |
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| - Verify `ddtrace-run` is active. Verify that you are running your application with `ddtrace-run` (or have imported and initialized `ddtrace` manually). | |
| - Verify that you are running your application with `ddtrace-run` (or have imported and initialized `ddtrace` manually). |
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Optional suggestion as these two sentences seem redundant
| - Enable debug logging with `DD_TRACE_DEBUG=true` to see detailed logs. | ||
| {% /if %} | ||
| {% if equals($prog_lang, "rust") %} | ||
| - Verify transport features are enabled. Verify `metrics-grpc` or `metrics-http` feature is enabled in your Cargo.toml depending on your protocol choice. |
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| - Verify transport features are enabled. Verify `metrics-grpc` or `metrics-http` feature is enabled in your Cargo.toml depending on your protocol choice. | |
| - Verify that a transport feature (`metrics-grpc` or `metrics-http`) is enabled in your Cargo.toml file, depending on your protocol choice. |
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Optional, except for adding file after Cargo.toml.
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What does this PR do? What is the motivation?
Takes new content from #33631 and puts it into new cdocs format.
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