Ranvir Singh writes in Linux Hint,
"SSDs are a completely different storage media compared to the ones that existed before it. Magnetic media, especially spinning disks, have introduced a lot of concepts like sector size, partitioning, fragmentation etc. Some of these ideas have been emulated in the firmware Solid state devices as well.
On the flip side, new concepts have been introduced in order to optimize the performance, life span and reliability of these novel devices as well. One such concept is the TRIM operation..."
Read More ...