Github user zentol commented on a diff in the pull request:
https://github.com/apache/flink/pull/2285#discussion_r71884351
--- Diff: docs/apis/metrics.md ---
@@ -227,14 +227,25 @@ or by assigning unique names to jobs and operators.
## Reporter
-Metrics can be exposed to an external system by configuring a reporter in
`conf/flink-conf.yaml`.
-
-- `metrics.reporter.class`: The class of the reporter to use.
- - Example: org.apache.flink.metrics.reporter.JMXReporter
-- `metrics.reporter.arguments`: A list of named parameters that are passed
to the reporter.
- - Example: --host localhost --port 9010
-- `metrics.reporter.interval`: The interval between reports.
- - Example: 10 SECONDS
+Metrics can be exposed to an external system by configuring a one or
several reporters in `conf/flink-conf.yaml`.
+
+- `metrics.reporters`: The list of named reporters, i.e. "foo,bar".
+- `metrics.reporter.<name>.<config>`: Generic setting `<config>` for the
reporter named `<name>`.
+- `metrics.reporter.<name>.class`: The reporter class to use for the
reporter named `<name>`.
+- `metrics.reporter.<name>.interval`: The reporter interval to use for the
reporter named `<name>`.
+
+All reporters must at least have the `class` config, some allow specifying
a reporting `interval`. Bellow,
--- End diff --
i would `class` **property** instead of config.
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