Tuning and Troubleshooting IIS Performance

When a web application slows down or crashes, the web server is often the first place to look. Understanding how to navigate, configure, and analyze IIS is essential for maintaining fast, reliable, and secure hosting environments. This text-only course guides you from the fundamental architecture of IIS to advanced diagnostics, helping you systematically identify performance bottlenecks and resolve server errors. You will learn how to configure application pools, manage worker processes, and optimize server resources for maximum uptime. What you'll learn: Understand the core architecture of IIS, including worker processes, application pools, and the request lifecycle; Diagnose common HTTP status errors and server failures using built-in logging and tracing tools; Configure application pools for optimal resource allocation, recycling behavior, and memory management; Optimize performance using modern protocols like HTTP/2 and efficient compression settings; Troubleshoot CPU spikes and memory leaks using diagnostic tools and performance counters; Configure modern hosting models, including reverse proxy setups for modern web frameworks. Starting with fundamental definitions and architectural concepts, this written guide transitions into step-by-step diagnostic workflows and performance tuning scenarios. You will practice analyzing log files and configuring server settings through clear, practical text explanations. This course is designed for junior system administrators, web developers, and IT support professionals looking to build a strong foundation in web server management. No prior experience with IIS administration is required. Start learning how to keep your web applications running smoothly and efficiently today.