Logger - API Documentation

Overview

The Logger feature records incoming SDK/API request snapshots per app for troubleshooting and operational diagnostics.

Quick Links

• Logger - Logs Read
• Logger - Collection Info Read

Database Collections

Collection	Purpose
countly.logs{appId}	Stores per-app request-log documents used for debugging and request inspection.
countly.members	Used for API authentication and permission checks for logger endpoints.
countly.apps	Used to validate requested app context during logger endpoint access.

Configuration & Settings

Setting	Default	Purpose
logger.state	automatic	Controls request logging mode (on, off, automatic).
logger.limit	1000	Request-volume threshold used by automatic mode to switch logging behavior.

Last Updated

2026-02-17