Storage Performance and Resilience Testing Guide

This guide provides a comprehensive framework for selecting and testing storage systems for cloud environments. It outlines a systematic approach to evaluating different storage alternatives, emphasizing the importance of thorough preparation and research before testing. The document details the necessary steps to audit current storage needs, including assessing use cases, application requirements, and future capacity needs. It highlights the significance of creating a testing environment that closely resembles the production setup, ensuring accurate performance metrics. The guide also explains various performance testing methodologies, including latency, IOPS, and bandwidth tests, which are essential for understanding the capabilities of storage systems. Additionally, it introduces tools like pgbench and sysbench for benchmarking, illustrating how to interpret test results to inform decision-making. By following the outlined procedures, users can effectively compare storage solutions and select the one that best meets their operational requirements.