Observability

Guides

Logging

Explore the power of logging in Effect for enhanced debugging and monitoring. Learn about dynamic log level control, custom logging output, fine-grained logging, environment-based logging, and additional features. Dive into specific logging utilities such as log, logDebug, logInfo, logWarning, logError, logFatal, and spans. Discover how to disable default logging and load log levels from configuration. Finally, explore the creation of custom loggers to tailor logging to your needs.

Supervisor

Learn about Effect's `Supervisor` for managing fibers, creating supervisors with `Supervisor.track`, and supervising effects with `Effect.supervised`. Explore an example that demonstrates periodic monitoring of fibers throughout an application's lifecycle using supervisors.

Telemetry

Telemetry is the automated process of collecting and transmitting data from applications and infrastructure to monitor performance and diagnose issues. It captures metrics, logs, and traces, providing insights into system behavior and aiding in effective system management.