Observability

To improve application observability we use the following tools:

• Datadog: centralize logs and traces
• Bugsnag for error reporting

Error Reporting

• Official Bugsnag Ruby gem named bugsnag-ruby
• Arc-api config: config/initializers/bugsnag.rb

Reference info

• Bugsnag Rails integration guide

Tracing

• Official Datadog gem named dd-trace to instrument code and handle traces.
• Arc-api config: config/initializers/datadog.rb
• Datadog APM home

Reference info

• DD-Trace Getting Started
• Datadog APM and Distributed Tracing
• Datadog Tracing Ruby Applications

Logging

• We use JSON structured logging with the ougai gem.
• Arc-api config: config/initializers/logger_config.rb
• Datadog Logs home

AWS - Datadog logs forwarding

Reference info

• Datadog Log Management
• Datadog Standard Attributes & Conventions