The knocking noise seems too loud - it does go away once the engine is warmed up except it comes back when I accelerate. I checked the compression (starting with the cylinder closest to the radiator) and got the following (numbers are psi):
#1 105
#2 110
#3 115
#4 120
#5 110
#6 115
YouTube video here:
https://youtu.be/4IIO-C9vnhs