https://www.pistack.xyz/tags/performance-testing/ Recent content in Performance-Testing on Pi Stack Hugo en-us Fri, 15 May 2026 00:00:00 +0000 https://www.pistack.xyz/posts/2026-05-15-self-hosted-smtp-performance-testing-benchmark-tools-guide/ Fri, 15 May 2026 00:00:00 +0000 https://www.pistack.xyz/posts/2026-05-15-self-hosted-smtp-performance-testing-benchmark-tools-guide/ <p>When deploying a self-hosted mail server — whether it&rsquo;s Postfix, Exim, Haraka, or a commercial MTA — one critical question always arises: how many concurrent connections can it handle, and at what throughput? SMTP performance testing answers this by simulating real-world mail traffic patterns, identifying bottlenecks, and validating capacity before production deployment.</p>