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  4. ReBAR "alternatives" for modified GPUs

ReBAR "alternatives" for modified GPUs

Scheduled Pinned Locked Moved Drivers, CUDA & ROCm
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    fedes1to
    wrote on last edited by fedes1to
    #1

    So, I have 2x RTX 3080's with 20GB VRAM each (modified), and I saw that ReBAR is entirely broken on these cards.

    Fortunately, there is some sort of "fix/alternative" to atleast get some of that performance back, although it's largely untested, found on this reddit thread, reading the messages from u/Difficult_Tip_6669.

    The repo mentioned on the reddit thread seems to have some PoC on how to get barlink working again, although the repository seems shallow and unmaintained. I do believe there is some sort of untapped potential here to get these cards some needed performance boost.

    Update: I got it working and made a script for it to be installed easily and working on vLLM/SGLang:
    https://github.com/fedes1to/nvidia-modded-p2p/

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