Having Windows hibernation on is a big killer due to the
hiberfil.sys is a hidden system file located in the root folder of the drive where Windows is installed. The file is typically the size of the RAM on your computer.
To disable hibernation open command prompt and type the following: ensure to Run as Administrator
powercfg.exe /hibernate off
Done! The file is automatically deleted and hibernation mode is now unavailable.
Incase you change your mind you can turn it on with the following command:
powercfg.exe /hibernate on