Task 2: Design the Database Server and Database
The VMM database stores the configuration and performance for the instance. Unlike the VMM server, it is stateful. The database and its database server perform the following functions:
Stores the configuration of the instance. Sends this information to the VMM server at startup and receives configuration change information from the VMM server during operation.
Receives performance data from the VMM server for each of the VM hosts and writes that data to the VMM database once every 9 minutes. This data is recorded as a set of rolling averages. Each average is updated every 9 minutes; so after the first record has been written, it is only updated, it does not grow any larger.
Delivers VM host performance ...
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