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Continuous reinvention: A brief history of block storage at AWS

Continuous reinvention: A brief history of block storage at AWS

Marc Olson, a veteran on the Elastic Block Store (EBS) team, shares insights on the evolution of EBS from a simple block storage service to a sophisticated system capable of delivering over 140 trillion operations daily. EBS's transformation involved transitioning from HDDs to SSDs, addressing issues like noisy neighbors, and implementing comprehensive instrumentation to drive performance improvements. Olson's experience highlights the importance of understanding system performance and making incremental improvements to meet customer needs in a large-scale distributed system like EBS.


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