Why does my SSD not issue 1MB IO’s?

Published: (Updated: ) in SSD Performance, , , , , by . Leave a Comment on Why does my SSD not issue 1MB IO’s?.

First things First Why do we tend to use 1MB IO sizes for throughput benchmarking? To achieve the maximum throughput on a storage device, we will usually use a large IO size to maximize the amount of data is transferred per IO request. The idea is to make the ratio of data-transfers to IO requests […]

How to identify SSD types and measure performance.

Published: (Updated: ) in SSD Performance, , , by .

The real-world achievable SSD performance will vary depending on factors like IO size, queue depth and even CPU clock speed. It’s useful to know what the SSD is capable of delivering in the actual environment in which it’s used. I always start by looking at the performance claimed by the manufacturer. I use these figures […]