Add Recommended Autoscaling Solutions section (github#21976)

nilofer · Martin Lopes · ethanpalm · web-flow · commit af32d9ab4250 · 2021-10-08T17:31:51.000Z
* Add Recommended Autoscaling Solutions section

Included links to the two recommend solutions and a brief table with comparisons between the two

* Update table

* Update table

* Added some small edits

* Update autoscaling-with-self-hosted-runners.md

* Update autoscaling-with-self-hosted-runners.md

* Update autoscaling-with-self-hosted-runners.md

Co-authored-by: Martin Lopes &lt;martin389@github.com&gt;
Co-authored-by: Ethan Palm &lt;56270045+ethanpalm@users.noreply.github.com&gt;
diff --git a/content/actions/hosting-your-own-runners/autoscaling-with-self-hosted-runners.md b/content/actions/hosting-your-own-runners/autoscaling-with-self-hosted-runners.md
@@ -54,3 +54,21 @@ Your access token will require the following scope:
 To  authenticate using a {% data variables.product.prodname_dotcom %} App, it must be assigned the following permissions:
 - For repositories, assign the `administration` permission.
 - for organizations, assign the `organization_self_hosted_runners` permission.
+
+## Recommended autoscaling solutions
+
+{% data variables.product.prodname_dotcom %} recommends and partners closely with two open source projects that you can use for autoscaling your runners. One or both solutions may be suitable, based on your needs. 
+
+The following repositories have detailed instructions for setting up these autoscalers: 
+
+- [actions-runner-controller/actions-runner-controller](https://github.com/actions-runner-controller/actions-runner-controller) - A Kubernetes controller for {% data variables.product.prodname_actions %} self-hosted runnners.
+- [philips-labs/terraform-aws-github-runner](https://github.com/philips-labs/terraform-aws-github-runner) - A Terraform module for scalable {% data variables.product.prodname_actions %} runners on Amazon Web Services.
+
+Each solution has certain specifics that may be important to consider:
+
+| **Features** | **actions-runner-controller** | **terraform-aws-github-runner** |
+| :--- | :--- | :--- |
+| Runtime | Kubernetes | Linux and Windows VMs |
+| Supported Clouds | Azure, Amazon Web Services, Google Cloud Platform, on-premises | Amazon Web Services |
+| Where runners can be scaled | Enterprise, organization, and repository levels. By runner label and runner group. | Organization and repository levels. By runner label and runner group. |
+| Pull-based autoscaling support | Yes | No |
