Logs

The logs section provides a detailed history of every check execution.

BigQuery-Powered Storage

Check history is stored in Google BigQuery, providing:

• Fast querying across large datasets
• Reliable, scalable storage
• Efficient time-range filtering

Viewing Logs

Navigate to a check’s detail page and select the History tab to view its logs.

Filtering

Log Entry Details

Each log entry includes:

• Timestamp - When the check ran
• Status - Result (up, down, error)
• Status code - HTTP response code (for HTTP checks)
• Response time - Total request duration in milliseconds
• Region - Where the check ran from
• Performance breakdown - DNS, connect, TLS, TTFB timing

Log Notes and Annotations

Add notes to log entries for context and documentation:

Adding Notes

1. Click on a log entry to expand it
2. Click Add Note
3. Enter your note text
4. Save

Notes are useful for:

• Documenting the cause of an outage
• Recording maintenance activities
• Linking to related incident reports
• Providing context for future reference

Manual Log Entries

Create manual log entries to record events that aren’t captured automatically:

• Planned maintenance windows
• Manual failovers
• External incidents affecting your services
• Communication with upstream providers

Export

Log data can be accessed via the API for integration with external analytics tools.