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Document automatic scheduling of metrics export

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Closes gh-8040
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Stephane Nicoll 2017-01-20 10:52:55 +01:00
parent d9a0a55245
commit 2c5c539bf1
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spring-boot-docs/src/main/asciidoc/production-ready-features.adoc
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@ -1160,6 +1160,10 @@ metric updates every 5 seconds (configured via `spring.metrics.export.delay-mill
In addition, any `MetricReader` that you define and mark as `@ExportMetricReader` will
have its values exported by the default exporter.
NOTE: This feature is enabling scheduling in your application (`@EnableScheduling`) which
can be a problem if you run an integration tests as your own scheduled tasks will start.
You can disable this behaviour by setting `spring.metrics.export.enabled` to `false`.
The default exporter is a `MetricCopyExporter` which tries to optimize itself by not
copying values that haven't changed since it was last called (the optimization can be
switched off using a flag `spring.metrics.export.send-latest`). Note also that the