Lol, I clicked the youtube link hoping that it might be a documentation of your rig or your calculations, thinking you might gone wrong.
Anyways, this video might help you:
https://www.youtube.com/watch?v=dQw4w9WgXcQ 
Shhhhh DONT TELL THEM THE SECRET

The secret is, buy an ASIC.
Spoken like a true BITMAIN shill.