Logs and diagnosis

Read logs, build output and failed-deploy diagnostics.

Where to look

Problem	Look at
Build failed	The build's output in build history.
Deploy failed after build	Failed-deploy logs for the application.
Service misbehaves	Application logs.
Service slow or restarting	Resource metrics and capacity.

Runtime collects your application's output. You can send application logs to a log destination you configure for that application.

Retention

Log retention periods are published with the interface reference.

Processes

Start, stop, restart and scale your application's processes.

Unsupported features

Settings Runtime refuses, and what to use instead.