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Fly Machine

Firecracker VM runtime for running containerized workloads on Fly.io.

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Field note

What it does

Fly Machines are Firecracker VMs that run applications. They support suspend/resume, automatic migration, and dynamic scaling.

Capabilities

Available capabilities

Size ConfigurationConfig File SupportApp configurationApp LaunchCommand to RunVersionDeploySignalOne-off commandsRuntimeCollapsible sectionsCommandsDocker-based server buildsConfigDeploymentObject PickingConfigurationTimeout handlingBuildConfig Files

Tags

Tags

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Ways to use it

Ways to use it

No integrations filed yet.

Product features

Product features

App configuration files

App configuration (fly.toml)

Config file formats

Console command

How the shutdown sequence works

kill_signal option

kill_timeout option

Primary region

Runtime options

swap_size_mb option

The app name

Ways to get a config file