IIS, or Internet Information Services, is a web server software developed by Microsoft. It is used to host and serve websites and web applications on Windows servers. IIS supports various web technologies, such as ASP.NET, PHP, and HTML, and provides features for security, performance, and management.
IIS monitoring refers to the practice of tracking and analyzing the performance, availability, and system health of popular web server. It involves collecting and monitoring various metrics related to IIS server operation, such as request rates, response times, CPU and memory usage, and server uptime.
Monitoring IIS performance is extremely helpful in identification of:
- top application pools with memory leakage and exceptions thrown
- server issues with detailed metrics such as CLR data, thread data connected to .NET
- top worker processes causing resource contentment issues