FLY IO Articles

Store and Serve Files with Tigris Object Storage on Fly.io

Store and Serve Files with Tigris Object Storage on Fly.io — Fly.io's object storage is actually just a clever, distributed filesystem built on top of t...

2 min read

Configure Fly.io Wake-on-Request for Zero-Cost Idle Apps

Configure Fly.io Wake-on-Request for Zero-Cost Idle Apps — Fly.io's "wake-on-request" feature lets your apps sleep when they're not being used, saving y...

3 min read

Connect to Fly.io Private Networks with WireGuard VPN

Connect to Fly.io Private Networks with WireGuard VPN — Fly.io's private networking, powered by WireGuard, isn't just about connecting your apps; it's a...

3 min read

How Fly.io Anycast Routes User Traffic to the Nearest Region

How Fly.io Anycast Routes User Traffic to the Nearest Region — Fly.io's Anycast routing is designed to get user traffic to the closest available applica...

3 min read

Fly.io Apps API vs Machines API: When to Use Each

Fly.io Apps API vs Machines API: When to Use Each — Fly.io's Machines API is the underlying, lower-level API that powers Fly.io Apps. Think of the Apps .

3 min read

Set Up Fly.io Autoscaling to Match Live Traffic

Set Up Fly.io Autoscaling to Match Live Traffic — Autoscaling on Fly.io isn't about predicting the future, it's about reacting to the present by treat.

4 min read

Control Fly.io Costs with Billing Budgets and Org Limits

Control Fly.io Costs with Billing Budgets and Org Limits — Fly.io's billing is designed to be predictable, but unchecked usage can still lead to surpris...

3 min read

Deploy Fly.io Apps Blue-Green for Zero-Downtime Releases

Deploy Fly.io Apps Blue-Green for Zero-Downtime Releases — Blue-green deployments on Fly.io don't actually involve two separate identical environments; ...

2 min read

Speed Up Fly.io Deployments with Build Cache

Speed Up Fly.io Deployments with Build Cache — Fly.io's build cache is the secret sauce for making your deployments blazingly fast, but most people.

3 min read

Roll Out Fly.io Releases Safely with Canary Deployments

Canary deployments don't just let you roll out new code; they fundamentally change how you think about risk by shifting from "all or nothing" to "gradua.

3 min read

Set Fly.io Soft and Hard Concurrency Limits on Machines

Set Fly.io Soft and Hard Concurrency Limits on Machines — Fly.io's soft and hard concurrency limits on machines are a surprisingly effective way to prev...

3 min read

SSH into Fly.io Machines with fly ssh and fly console

SSH into Fly.io Machines with fly ssh and fly console — This is about how to SSH into your Fly.io Machines, specifically using the fly ssh and fly conso...

2 min read

Add Custom Domains and Auto-Renewing SSL Certificates on Fly.io

Add Custom Domains and Auto-Renewing SSL Certificates on Fly.io — Fly.io handles SSL certificates automatically, but adding your own custom domain requi...

4 min read

Allocate Dedicated IPv4 Addresses for Fly.io Apps

Allocate Dedicated IPv4 Addresses for Fly.io Apps — Fly.io apps are often configured to share IP addresses by default, but for certain use cases, you'll.

2 min read

Deploy a Django Application to Fly.io

Deploy a Django Application to Fly.io — Django apps on Fly.io have a hidden performance bottleneck related to how the application server lik.

4 min read

Optimize Your Dockerfile for Faster Fly.io Builds and Smaller Images

Optimize Your Dockerfile for Faster Fly.io Builds and Smaller Images — Fly.io's builder is a highly optimized system, but your Dockerfile can still be a...

4 min read

Deploy an Elixir Phoenix App to Fly.io with Clustering

Phoenix apps can cluster themselves across multiple machines without you lifting a finger, provided you set up a few things correctly.

4 min read

Set and Manage Environment Variables on Fly.io

Set and Manage Environment Variables on Fly.io — Environment variables on Fly.io are more than just key-value pairs; they're the primary mechanism fo.

2 min read

How Fly Proxy Handles TLS Termination for Your App

Fly Proxy terminates TLS connections at the edge, decrypting traffic before it reaches your application, which is running unencrypted internally.

2 min read

Configure Your Fly.io App with fly.toml

Configure Your Fly.io App with fly.toml — The fly.toml file is the primary configuration for your Fly.io applications, dictating everything fr.

3 min read

Use flyctl to Deploy and Manage Fly.io Applications

Use flyctl to Deploy and Manage Fly.io Applications — Fly.io's flyctl is a powerful CLI tool for deploying and managing applications on the Fly.io platfor.

2 min read

Deploy Your First App to Fly.io in Minutes

Deploy Your First App to Fly.io in Minutes — Fly.io is a platform that lets you run your applications close to your users, essentially on servers.

3 min read

Deploy to Fly.io Automatically from GitHub Actions

Deploy to Fly.io Automatically from GitHub Actions — GitHub Actions can deploy directly to Fly.io, but it's not a simple fly deploy from your workflow. H.

2 min read

Deploy a Go Application to Fly.io

Deploy a Go Application to Fly.io — Fly.io is a surprisingly powerful platform for deploying small, fast applications, often feeling mor.

3 min read

Run GPU Workloads on Fly.io Machines for AI Inference

Run GPU Workloads on Fly.io Machines for AI Inference — Fly.io machines can run GPU workloads for AI inference, but it's not a simple plug-and-play expe...

3 min read

Configure Fly.io Health Checks for Reliable Deployments

Configure Fly.io Health Checks for Reliable Deployments — Fly.io health checks are often misunderstood as purely an uptime indicator, but their real pow...

3 min read

Push and Store Container Images for Fly.io Deployments

Push and Store Container Images for Fly.io Deployments — When you deploy to Fly.io, you're essentially telling it to run a container image. But where do...

2 min read

Allocate and Manage IP Addresses for Fly.io Apps

Allocate and Manage IP Addresses for Fly.io Apps — Fly.io gives your apps IP addresses so they can be reached from the internet. When you deploy an app.

3 min read

Replicate SQLite Across Fly.io Regions with LiteFS

LiteFS is an interesting beast, and replicating SQLite across Fly. io regions isn't as simple as just pointing a tool at it; it's about embracing eventu.

2 min read

Ship Fly.io Application Logs to External Destinations

Ship Fly.io Application Logs to External Destinations — The most surprising thing about shipping Fly.io application logs externally is that you often do...

3 min read

Choose the Right Fly.io Machine Size for Your Workload

Choose the Right Fly.io Machine Size for Your Workload — Choosing the right machine size on Fly.io isn't just about picking the biggest one to be safe; ...

3 min read

Manage Fly.io Machines Programmatically with the Machines API

Manage Fly.io Machines Programmatically with the Machines API — Fly.io Machines are a powerful way to manage compute resources programmatically. Let's s...

2 min read

Monitor Fly.io Apps with Built-In Metrics and Grafana

Monitor Fly.io Apps with Built-In Metrics and Grafana — Fly.io's built-in metrics offer a surprisingly deep dive into your app's performance without nee...

2 min read

Deploy Multi-Region PostgreSQL on Fly.io with Automatic Failover

Deploy Multi-Region PostgreSQL on Fly.io with Automatic Failover — Fly.io's PostgreSQL service can be deceptively simple to set up, but its multi-region...

2 min read

Deploy a Next.js Application to Fly.io

Deploy a Next.js Application to Fly.io — Next.js apps don't just run; they react. Let's get your Next.js app humming on Fly.io. Forget manual.

4 min read

Manage Fly.io Organizations, Members, and Permissions

Manage Fly.io Organizations, Members, and Permissions — Fly.io Organizations are how you group related resources and users together. They're the fundame...

2 min read

Attach Persistent Volumes to Fly.io Machines for Stateful Apps

Attach Persistent Volumes to Fly.io Machines for Stateful Apps — Persistent volumes on Fly.io Machines are a bit of a mind-bender: they're not "attached...

2 min read

Deploy and Manage PostgreSQL on Fly.io

Deploy and Manage PostgreSQL on Fly.io — Fly.io's PostgreSQL offering is a managed database-as-a-service that runs your PostgreSQL instances .

2 min read

Connect Fly.io Apps Privately with 6PN Networking

Connect Fly.io Apps Privately with 6PN Networking — Fly.io's Private Networking 6PN lets your apps talk to each other without hitting the public interne.

3 min read

Deploy a Ruby on Rails App to Fly.io

Deploy a Ruby on Rails App to Fly.io — Fly.io is a clever way to deploy apps, but it surprises most people by making your app run everywher.

2 min read

Use Upstash Redis with Fly.io Apps

Upstash Redis is a serverless Redis provider that works great with Fly. io apps because it decouples your Redis instance from your application's compute

3 min read

Deploy Fly.io Apps to the Right Regions for Low Latency

Deploy Fly.io Apps to the Right Regions for Low Latency — Fly.io's global network means your app can run closer to your users, but blindly deploying eve...

3 min read

Roll Out Fly.io Releases with Rolling Deployments

Rolling deployments are the unsung heroes of modern application delivery, letting you update your services without a flicker of downtime.

2 min read

Deploy a Rust Application to Fly.io

Deploy a Rust Application to Fly.io — Rust applications on Fly.io are surprisingly easy to deploy, but the real magic is how Fly.io's netw.

3 min read

Configure Fly.io Machines to Scale to Zero When Idle

Configure Fly.io Machines to Scale to Zero When Idle — Fly.io Machines can scale down to zero instances when they're not actively serving traffic, savin...

2 min read

Store and Inject Secrets into Fly.io Applications

Store and Inject Secrets into Fly.io Applications — Fly.io applications can't store secrets directly in your Git repository or your application code. Le.

3 min read

Run Sidecar Processes Alongside Your Fly.io App

Run Sidecar Processes Alongside Your Fly.io App — Fly.io's fly.toml configuration allows you to run multiple processes within a single virtual machine.

3 min read

Serve Static Assets from Fly.io Without a CDN

Serve Static Assets from Fly.io Without a CDN — Serving static assets directly from your Fly.io application without a CDN is surprisingly efficient .

3 min read

Enable Swap Memory on Fly.io Machines for Memory-Intensive Apps

Enable Swap Memory on Fly.io Machines for Memory-Intensive Apps — When you need more RAM than your Fly.io machine provisioned, you can enable swap memor...

3 min read

Configure TCP Handlers and Multi-Port Services on Fly.io

Configure TCP Handlers and Multi-Port Services on Fly.io — Fly.io's HTTP routing is actually a lightweight TCP proxy, not a full L7 proxy, meaning it pr...

3 min read