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Powermta Monitoring [work] -

Prometheus acts as the time-series database. It is configured to scrape the exporter port at regular intervals (e.g., every 15 seconds), storing historical records of queue sizes, delivery rates, and error codes. Step 3: Grafana (Visualization)

Track hard bounces (invalid addresses) versus soft bounces (temporary issues). Specifically, watch for "4xx" and "5xx" SMTP error codes. powermta monitoring

Let me know, and I can give you more targeted tips! PowerMTA SMTP Server Setup (2026 Guide) Full Configuration Prometheus acts as the time-series database

Use these to track successful deliveries and identify high-level trends. Specifically, watch for "4xx" and "5xx" SMTP error codes

A robust monitoring strategy provides three core benefits:

If you’re using VMTAs to separate traffic streams (transactional vs. marketing, or different customers), monitor each VMTA individually.

For rapid diagnostics and automation scripts, the pmta command is used directly on the server.