FTL Organization: A Bad Approach
Understand the drawbacks of the direct-mapped Flash Translation Layer (FTL) approach in SSDs. Explore how it impacts performance through costly block erasures and write amplification, and why it leads to reliability issues by uneven wear on flash memory.
We'll cover the following...
We'll cover the following...
Direct mapped
The simplest organization of an FTL would be something we call direct mapped. In this approach, a read to the logical page is mapped directly to a read of a physical page ...