George Hotz | Programming | an open source CUDA userspace | part2 | Refactoring | Just Chatting
Date of stream 5 Jun 2022.
Live-stream chat added as Subtitles/CC - English (Twitch Chat).
Stream title: an open source CUDA userspace | part2
Source files:
- https://github.com/geohot/cuda_ioctl_sniffer
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- https://www.youtube.com/playlist?list=PLzFUMGbVxlQs5s-LNAyKgcq5SL28ZLLKC
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Chapters (25)
intro George is apologizing for doing things by hand
4:19
doing the right thing, clang
8:28
what we want to implement
9:22
subscriber getting banned
10:20
refactoring time, name for the project, cuda name copyright
27:25
what's the minimum you need to initialize cuda context
29:35
need to get gpu uuid or broken everywhere except my computer
37:20
GPU_UUID, nvidia-smi -L
40:25
spaces in vs code give me dots (mac only issue)
42:35
more refactoring
49:28
good comment two times included AMPERE_CHANNEL_GPFIFD_A
52:04
what do we want to do next, fast cuda initialization
53:45
doing assembly by hand
59:30
killing x, open cuda memory usage 2 MB (almost fit on cache)
1:01:30
nvidia driver broken
1:04:50
nvidia cuda driver memory usage (245 MB usage)
1:06:40
this should be a parameter somewhere
1:08:17
hook up with rdma
1:09:18
for 100 gpu, you are saving 20 gb vram
1:09:35
climate change, barrels of oil, carbon offsets
1:11:50
benchmarks, value, malloc
1:14:59
streamer for the body, complicated c++ program, no copies complicated, memcopy
1:16:28
we could try to reimplement the cuda driver, torch to work
1:21:33
smart parser, maintaining the code, investment in infrastructure
1:23:40
vs code
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