Windows® Internals, Sixth Edition, Part 1

Windows Diagnostic Infrastructure

The Windows Diagnostic Infrastructure (WDI) helps to detect, diagnose, and resolve common problem scenarios with minimal user intervention. Windows components implement triggers that cause WDI to launch scenario-specific troubleshooting modules to detect the occurrence of a problem scenario. A trigger can indicate that the system is approaching or has reached a problematic state. Once a troubleshooting module has identified a root cause, it can invoke a problem resolver to address it. A resolution might be as simple as changing a registry setting or interacting with the user to perform recovery steps or configuration changes. Ultimately, WDI’s main role is to provide a unified framework for Windows components ...