[StorageSystem] SSD
Write Amplification in SSD We need to have a map betwwen LBA to PBA, logical block address to physical block address. In DRAM, overwrite/ update would be relatively easy, find the address, and then replace the old value with the new value directly. But it …
![[Storage System] High Level Overview and Perofrmance Metrics](https://i0.wp.com/www.shengjie.me/wp-content/uploads/2018/09/ss1-1.png?resize=470%2C348)