Your system's performance is also affected by the server's software and hardware configurations. You can minimize performance bottlenecks by adjusting software settings and by balancing server hardware resources to support the expected load. You can use the Performance Optimizer to tune your server's software and Performance Monitor to help you balance your server's hardware resources.
Before you install Microsoft Exchange Server and run Performance Optimizer, you should optimize your disk subsystem. The following is the recommended disk configuration for a Microsoft Exchange Server computer: