If you have a Windows pc with 4 gb or more of RAM, you can save big on disk space by disabling hibernation.
"But wait, wasn't hibernation good for me since it allows me to return my pc to the state it was in before hibernation quickly?" right, but the hibernation feature isn't availlable to windows systems with 4 gb or more of ram.
although the feature isn't availlable, windows creates a file that is as big as your ram size called hiberfil.sys, and places it in the root of your c drive.
to turn off hibernation, do the following: