Articles on: Galaxy Docs

High-availability

Learn how to make your app fault tolerant by enabling high-availability

High-availability increases the likelihood that your app stays up in the event of unforeseen container, machine, or availability zone failures. We recommend high-availability for all business critical and production apps. Galaxy supports high-availability by default.

Just run three or more Standard containers to enable it for your app. You'll see "HA" in a golden box next to any apps where high-availability is enabled.

Turn high-availability on



Check if your app has enabled high-availability on the app overview page.

App Overview

Change the container size to Standard or larger in your app settings.

Change Container Size

Add three or more containers on the app overview page

Add Containers

Verify that it's enabled via the UI

High-availability Enabled

How we do it



For deployments with three or more Standard containers, Galaxy will distribute an app's containers to different availability zones in the same region. Dividing infrastructure across multiple data centers ensures that high-availability apps are fault tolerant.

Updated on: 15/07/2024

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