Which Amazon EC2 instance type should be used for high performance databases that require fast sequential read and write access to very large data sets on local storage?
Storage Optimized instances
Memory Optimized instances
General Purpose instances
Compute Optimized instances
The correct answer is Storage Optimized instances. These instances are designed to provide high, sequential read and write access to large datasets located on local storage. They are well-suited for high performance databases. Compute Optimized instances are designed for compute-bound applications that benefit from high-performance processors. Memory Optimized instances are designed to deliver fast performance for workloads that process large datasets in memory, and General Purpose instances provide a balance of compute, memory, and networking resources and can be used for a variety of diverse workloads.
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