12.1. Overview of Performance Monitoring
Monitoring performance is a key part of every vSphere administrator's job. Fortunately, vCenter Server provides a number of ways to get insight into the behavior of the vSphere environment and the virtual machines running within that environment.
The first tool vCenter Server provides is its alarms mechanism. Alarms can be attached to just about any object within vCenter Server and provide an ideal way to proactively alert the vSphere administrator about potential performance concerns or resource usage. I'll discuss alarms in greater detail later in this chapter in the section "Using Alarms."
Another tool that vCenter Server provides is the Resources pane on the Summary tab of both ESX/ESXi hosts and ...
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