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Update README.md for kubernetes_cluster_autoscaler #20061

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Merged
merged 3 commits into from
May 13, 2025
Merged

Update README.md for kubernetes_cluster_autoscaler #20061

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b98ee2b
Update README.md
IanMoroney Apr 11, 2025
4e07aed
Update <CONTAINER_NAME>
IanMoroney May 6, 2025
8afdb05
Update kubernetes_cluster_autoscaler/README.md
IanMoroney May 6, 2025
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11 changes: 8 additions & 3 deletions kubernetes_cluster_autoscaler/README.md
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Expand Up @@ -45,7 +45,12 @@ prometheus.io/scrape: true

**Note**: The listed metrics can only be collected if they are available. Some metrics are generated only when certain actions are performed.

The only parameter required for configuring the `kubernetes_cluster_autoscaler` check is `openmetrics_endpoint`. This parameter should be set to the location where the Prometheus-formatted metrics are exposed. The default port is `8085`. To configure a different port, use the `METRICS_PORT` [environment variable][10]. In containerized environments, `%%host%%` should be used for [host autodetection][3].
The only parameters required for configuring the `kubernetes_cluster_autoscaler` check are:

* CONTAINER_NAME
Name of the container of the cluster autoscaler controller.
* `openmetrics_endpoint`
This parameter should be set to the location where the Prometheus-formatted metrics are exposed. The default port is `8085`. To configure a different port, use the `METRICS_PORT` [environment variable][10]. In containerized environments, `%%host%%` should be used for [host autodetection][3].

```yaml
apiVersion: v1
Expand All @@ -54,7 +59,7 @@ kind: Pod
metadata:
name: '<POD_NAME>'
annotations:
ad.datadoghq.com/controller.checks: |
ad.datadoghq.com/<CONTAINER_NAME>.checks: |
{
"kubernetes_cluster_autoscaler": {
"init_config": {},
Expand All @@ -68,7 +73,7 @@ metadata:
# (...)
spec:
containers:
- name: 'controller'
- name: '<CONTAINER_NAME>'
# (...)
```

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