Question / Help Extremely low FPS in OBS when recording

[NotAScouser]

So when I'm recording desktop I get a steady 60 FPS, but as soon as I open up DayZ, the FPS on OBS drops to between 27-30 FPS even though my in-game FPS is still 60+.

Log file - https://gist.github.com/942ce3273b380da1a6d53cad5aa673aa

 

[OG See OH Zee]

Log file looks incomplete for some reason.