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Exporter metrics with Micrometer #4082

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Aug 2, 2024
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Exporter metrics with Micrometer #4082

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docs: exporter metrics usage
EuroLew Jul 30, 2024
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style: prettier formatted
EuroLew Jul 30, 2024
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style(formatting): minor grammatical tweaks
christinaausley Jul 31, 2024
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6 changes: 6 additions & 0 deletions docs/self-managed/concepts/exporters.md
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Expand Up @@ -64,6 +64,12 @@ validation of their configuration (e.g. fail if missing arguments). For this val
One caveat is that an instance of an exporter is created and immediately thrown away. Therefore, exporters should not perform any computationally
heavy work during instantiation/configuration.

### Metrics

The exporter is provided with a Micrometer [MeterRegistry](https://docs.micrometer.io/micrometer/reference/concepts/registry.html) in the `Exporter#configure(Configuration)` method through the configuration. Any metrics to be exported should interact with the registry.
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❌ This is actually Exporter#configure(Context) 🙃

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I'll launch a PR with this fix 👍

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#4100


When an exporter is validated, it is only provided with an in-memory register which is then discarded.

:::note
Zeebe creates a single isolated class loader for every JAR referenced by exporter configurations. If the same JAR is reused to define different exporters, these will share the same class loader.

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