Note: These instructions are only valid for the C: drive
With Windows Server 2016 I had problems with the correct detection of the hard disk type. Windows keeps an SSD on the RAID controller for a normal hard drive and not for a solid state hard drive. The type of the hard disk is easy to see in the defragmention tool of Windows:
If a hard disk is not recognized as SSD, this has serious consequences. These hard drives are defragmented, reducing performance and lifetime. In addition, many optimized parameters for SSDs are not applied.
A simple “winsat diskformal” command in a command prompt with administrator rights is enough to re-discover the type of disk:
After the benchmark disk is identified:
This should work with Windows 7, Windows 8, Windows 8.1, Windows 10, Windows Server 2008, Windows Server 2012 R2