400 13 Debugging and Problem Solving the Hyper-V Host and Guest Operating System The Reliability and Performance Monitor MMC snap-in is composed of the following elements: . Resource Monitor . Performance Monitor . Reliability Monitor . Data Collector Sets . Report Generation The upcoming sections further explore these major elements found in the Reliability and Performance Monitoring tool. Resource Monitor The first area of interest in the Reliability and Performance Monitor snap-in is the Resource Overview screen, also known as the Resource Monitor. It is displayed as the home page in the central details pane when the Reliability and Performance Monitoring tool is invoked. Alternatively,. | 400 13 Debugging and Problem Solving the Hyper-V Host and Guest Operating System The Reliability and Performance Monitor MMC snap-in is composed of the following elements Resource Monitor Performance Monitor Reliability Monitor Data Collector Sets Report Generation The upcoming sections further explore these major elements found in the Reliability and Performance Monitoring tool. Resource Monitor The first area of interest in the Reliability and Performance Monitor snap-in is the Resource Overview screen also known as the Resource Monitor. It is displayed as the home page in the central details pane when the Reliability and Performance Monitoring tool is invoked. Alternatively you can review the Resource Overview screen by selecting Reliability and Performance in the navigation tree. Resource Monitor can also be launched from within the Performance tab on the Windows Task Manager. The Resource Monitor Overview screen presents holistic real-time graphical illustrations of a Windows 2008 system s CPU usage disk usage network usage and memory usage as displayed in Figure . FIGURE Viewing the Resource Monitor Overview screen. Download at Performance and Reliability Monitoring 401 Additional process-level details can be viewed to better understand your system s current resource usage by expanding subsections beneath the graphs. For example when expanded the CPU subsection includes CPU consumption by application and the Disk subsection displays disk activity based on read and write operations. In addition the Network subsection exhibits bytes being sent and received based on an application and finally the Memory subsection reveals information about the memory use of an application. The Resource Monitor Overview screen is the first level of defense when there is a need to get a quick overview of a system s resources. If quick diagnosis of an issue cannot be achieved an administrator should leverage the additional tools within the Reliability and