cpu usage increasing with time

Didn't have any issues before with OBS, but now the CPU usage is way higher than normal. around 80 when streaming. Keeps crashing around every 2-3 hours. I've attached the log. Any help would be appreciated.

I stream a lot on my YouTube and Twitch but My dad has been telling me to us GPU? and I need to figure out how to set that up and links or videos or just help I will look into! Thanks For The Help! By The Way I have a GTX 980 Intel Core i7-3930K CPU @ 3.20GHz 3.20 GHz 8 GB of RAM Windows...

Hi, i'm usually streaming 1080p 60fps via NVENC with 6000 bitrate, but last weeks i struggle with some new bug, idk how to tell, just because i can't find any info about this issue in the Google, so, what i have: OBS starts eating CPU with time, always increasing "average time of the frame...