Powermta Monitoring

Records every submission, delivery, and bounce event.

Use systemd or an external tool to ensure the pmta process is running. powermta monitoring

Emails sitting in the queue for hours suggest aggressive rate-limiting or graylisting by receiving servers. 2. Delivery Rates and Bounces Records every submission, delivery, and bounce event

PowerMTA’s real power lies in its detailed . These CSV-based logs record virtually every significant event for each email recipient. Modern versions of PowerMTA generate different types of records, each represented by a single letter: Modern versions of PowerMTA generate different types of

A sudden spike in queue size often indicates a problem. If messages are sitting in the queue longer than usual, you may be experiencing a connection bottleneck or an ISP-side block. 2. Bounce and Deferral Rates

: Keeping an eye on the email queues is crucial. A growing queue can indicate issues with recipient domains, network connectivity, or server overload. Monitoring queue sizes and understanding the reasons behind queue growth can help in making informed decisions.