Question / Help FPS Lower right hand side dropping

anthrax2471

Member
Hi, So I have been experiencing a very odd yet frustrating issue lately when I come to stream, for instance I can run BFV perfectly on my end 130+ Fps yet my Fps output is dropping to nearly half so the stream is very very choppy to my viewers. I have tried multiple fixes to no avail from Uninstalling OBS and Webcam software, Audio drivers and video drivers... I have also played around with Bitrate and the encoder settings yet I'm still unable to find a solution.

I will include a screenshot as well has my log file so you know what I mean.

Thanks guys

Ps it seems to maintain a solid 60fps for longer when I disable my webcam (Logitech c920)

https://obsproject.com/logs/HsX24t8W1E4LG9f6
 

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Rdelaura

Member
Same for me. Been trying all night w/ different settings nothing. Not even a demanding game on my end and I have higher end hardware
 

Rdelaura

Member
Im getting really high in game fps (120+) and in obs it starts at 60 then drops and drops and this is in the menu of Fortnite!
 

Narcogen

Active Member
20:59:02.208: Output 'adv_stream': Number of lagged frames due to rendering lag/stalls: 6382 (9.9%)
21:01:34.829: Output 'adv_stream': Number of lagged frames due to rendering lag/stalls: 108 (6.1%


Rendering lag caused by GPU overload.

https://obsproject.com/wiki/GPU-overload-issues

Reduce frame size or framerate, cap in-game framerate to allow OBS resources to function.

20:59:02.208: Video stopped, number of skipped frames due to encoding lag: 7109/64269 (11.1%)

Encoder overload.

https://obsproject.com/wiki/General-Performance-And-Encoding-Issues

You also tried in that log to stream once with lossless quality, but I assume it's obvious why that didn't work:

21:02:28.879: Output 'adv_stream': Number of dropped frames due to insufficient bandwidth/connection stalls: 410 (19.8%)
 

Dean517

New Member
You CPU is not strong enough to encode a high motion 1920x1080@60fps with x264 while the game also requires its CPU. In your logfile there is no lag or dropped frames, but I assume you just recorded a somewhat still desktop.
You have a GTX 1060, so you have the nvenc hardware encoder, which requires almost no CPU power. Switch encoder to nvenc and switch rate control from CBR to CQP, because you're recording and not streaming. Use a CQP value of about 18. mcdvoice
 
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anthrax2471

Member
I did try to stream in Lossless, etc, I have tried lowering, increasing the bitrate, I've literally tried everything, I only use the Nvenc encoder, but having an 8 core 16 thread cpu I've also tried x264, and it's still the same.
 

anthrax2471

Member
Hey Dean.

My output resolution is 720 mate, and I have a 1070 not 1060, I've used x264 in the past with zero issues so it's not a cpu problem mate, but I use NVENC anyway, I just can't get my head around it haha.

Thank you guys for the help so far means alot
 
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