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[[metricbeat-module-golang]]
== Golang module

beta[]

The golang module collects metrics by submitting HTTP GET requests to https://golang.org/pkg/expvar/[golang-expvar-api].


[float]
=== Example configuration

The Golang module supports the standard configuration options that are described
in <<configuration-metricbeat>>. Here is an example configuration:

[source,yaml]
----
metricbeat.modules:
- module: golang
  #metricsets:
  #  - expvar
  #  - heap
  period: 10s
  hosts: ["localhost:6060"]
  heap.path: "/debug/vars"
  expvar:
    namespace: "example"
    path: "/debug/vars"
----

This module supports TLS connections when using `ssl` config field, as described in <<configuration-ssl>>.
It also supports the options described in <<module-http-config-options>>.

[float]
=== Metricsets

The following metricsets are available:

* <<metricbeat-metricset-golang-expvar,expvar>>

* <<metricbeat-metricset-golang-heap,heap>>

include::golang/expvar.asciidoc[]

include::golang/heap.asciidoc[]