could be that you are streaming over Wifi, it is very unpredictable and suspectable to interference. I strongly recommend an ethernet connection. that said, i know sometimes you just don't have an option.
here is the analyzer results for your log:
OBS (Open Broadcaster Software) is free and open source software for video recording and live streaming. Stream to Twitch, YouTube and many other providers or record your own videos with high quality H264 / AAC encoding.
obsproject.com