remb docs

Quick references for often-used resources like flyctl and fly.toml. Or dig a little deeper into Fly.io capabilities and how they work.

About Fly.io

Architecture: A brief overview of how Firecracker VMs, Anycast networking, Fly Proxy, and the backhaul network come together to create Fly.io’s infrastructure.
Regions: The regions around the world where we run servers so your apps can run close to your users.
Machine migration: How Fly.io automatically migrates your app’s Machines from problematic hosts to healthy hosts.

flyctl: The flyctl CLI reference documentation.
App Configuration (fly.toml): The settings for configuring your app in the fly.toml configuration file. The app configuration includes how the app is built, its volume mounts, network services, and more.
Fly Launch: A deeper dive into how Fly Launch creates and configures new apps.
Fly Proxy: Learn about how Fly Proxy routes requests, handles connections, and does load balancing.
Fly Proxy autostop/autostart: Learn how Fly Proxy determines excess capacity for an app to shut down or suspend Machines when they’re not needed and start them back up when there’s traffic.
Fly Proxy Content Encoding: Learn how our proxy handles HTTP response compression, so you get better performance out of the box.
Machine Suspend/Resume: How to pause a Fly Machine in place and resume it in milliseconds.
Health Checks: Learn how Fly monitors your apps health through HTTP, TCP, and custom checks to verify availability and trigger automatic restarts when needed.

Autoscaling: Adjust the number of running or created Fly Machines dynamically.
Builders: The different ways you can assemble applications into deployable images for Fly.io.
Load Balancing: How Fly Proxy distributes traffic to your application instances based on load, closeness, and concurrency settings.
Migrating from AWS to Fly.io overview: A guide with considerations for moving from AWS to Fly.io.
Multiple processes inside a Fly.io app: The different ways to run multiple processes inside a Fly App.