Recently I've noticed that my SSD, which is a Crucial model CT128V4SSD2, is performing really really poorly. I took a benchmark test and here's the result:

![enter image description here](https://i.stack.imgur.com/wnqb6.png)

In addition, I noticed from the Task Manager dialog in Windows 8 that the response time of the drive is very long.

![enter image description here](https://i.stack.imgur.com/E1ubm.png)

Is my SSD having serious problems? Is there a way to identify what's causing the slowness?