To handle millions of events per hour without impacting mail-server performance, use a decoupled ingestion pipeline:
Use Prometheus to scrape metrics from the PowerMTA HTTP interface and Grafana to visualize them. powermta monitoring better
Email deliverability is the backbone of any high-volume sending operation. If your messages do not reach the inbox, your marketing campaigns, transactional alerts, and automated workflows fail. PowerMTA (PMTA) by Port25 is the industry standard for high-performance email delivery, trusted by enterprises and Email Service Providers (ESPs) worldwide. To handle millions of events per hour without
