Question / Help Replay Buffer - Cache to Disk Instead of RAM?

ghostravenstorm

New Member
Can the replay buffer be configured to cache to disk instead of RAM? I want to use it as a Shadowplay replacement and I want at most 20 minutes, but I don't have the RAM for a super high bitrate.
 

c3r1c3

Member
So you're streaming at a 'Super high' bitrate? How high?

Also how much RAM do you currently have, and what's the max amount of RAM you can add to your system?
 

ghostravenstorm

New Member
I'm not. Just the replay buffer. That's what I mean by recording because I may not want to keep the last 20 minutes, but if something particularlly interesting happened, I want enough of a buffer leading up to it.

None of this has really answered my question.
 

c3r1c3

Member
Well if you had supplied a log (as explicitly stated when you join the forums), we might not have had to ask so many questions. In fact we still don't know enough to give you a definitive answer, but I'll bridge the gap with a long write up:

Okay, so you're recording at 50mbits/sec and have 16 Gigs of RAM, but can upgrade to 32?

For the sake of these calculations I'll assume that you have 10 Gigs of memory free:
10GiB*1024=10,240MiB*8=81,920Mbits/50Mbits a sec of recording=1638.4 seconds/60=27 minutes of replay buffer.

If you had 32 Gigs, with 26 Gigs of free memory:
26GiB*1024=26,624MiB*8=212,992Mbits//50Mbits a sec of recording=4,259.84 seconds/60=70.997 minutes of replay buffer.

Now you don't say if you're using Studio or Classic, but I don't think the replay buffer is available in Studio at this time, so that means you're using Classic (which would have been good for you to state upfront, or post a log so we could know).

For me the buffer stops at 1800 seconds regardless of running 32-bit or 64-bit OBS, but as noted above that would be over 27 minutes of replay buffer (actually 30 minutes on the nose).

So what's the issue? Are you using the 32-bit OBS instead of the 64-bit OBS?

Again, we would know if you posted a log as instructed by the READ HERE FIRST post at the top of the forum.
 
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