Advanced User Guide

• sampling:gives up some traces or spans to effectively manage data storage and analysis, including setting up trace_sample_rate.

• scrubs:automatically edits sensitive information in logs and spans using customizable modes and callbacks

• test：Use Logfire's testing tools to verify application logging and span tracing to ensure accurate data capture and observability.

• backfill:recover lost data through logfire回填 command, and load historical data into Logfire in batches to ensure data continuity.

• Create Write Token：Generate and manage multiple write tokens for different services.

• Direct Database Connection:sets read-only credentials for direct database queries, facilitating custom analysis and integration with third-party SQL and dashboard tools.

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