5 Performance

Performance is a very important topic when dealing with any database setup. One of the main reasons to use a cluster over a nonclustered database is the ability to get better performance and scalability compared to using a database that is confined to a single host. This chapter discusses many of the concepts related to performance and scalability, as well as how to ensure that you get the maximum from your MySQL Cluster setup.

Performance Metrics

Before we get into performance tuning, we need to discuss what performance means, as it can have different meanings to different people. Many different metrics can go into measuring performance and scalability, but the overall definition we use in this book is “ensuring that ...

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