vbatts/llama.cpp
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mpi : add support for distributed inference via MPI (#2099)

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* MPI support, first cut

* fix warnings, update README

* fixes

* wrap includes

* PR comments

* Update CMakeLists.txt

* Add GH workflow, fix test

* Add info to README

* mpi : trying to move more MPI stuff into ggml-mpi (WIP) (#2099)

* mpi : add names for layer inputs + prep ggml_mpi_graph_compute()

* mpi : move all MPI logic into ggml-mpi

Not tested yet

* mpi : various fixes - communication now works but results are wrong

* mpi : fix output tensor after MPI compute (still not working)

* mpi : fix inference

* mpi : minor

* Add OpenMPI to GH action

* [mpi] continue-on-error: true

* mpi : fix after master merge

* [mpi] Link MPI C++ libraries to fix OpenMPI

* tests : fix new llama_backend API

* [mpi] use MPI_INT32_T

* mpi : factor out recv / send in functions and reuse

* mpi : extend API to allow usage with outer backends (e.g. Metal)

---------

Co-authored-by: Georgi Gerganov <ggerganov@gmail.com>
This commit is contained in:
Evan Miller 2023-07-10 11:49:56 -04:00 • committed by GitHub
parent 1d16309969
commit 5656d10599
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GPG key ID: 4AEE18F83AFDEB23
18 changed files with 460 additions and 35 deletions
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examples/quantize/quantize.cpp
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@ -180,7 +180,7 @@ int main(int argc, char ** argv) {
usage(argv[0]);
}
llama_init_backend(false);
llama_backend_init(false);
// parse command line arguments
const std::string fname_inp = argv[arg_idx];
@ -257,5 +257,7 @@ int main(int argc, char ** argv) {
printf("%s: total time = %8.2f ms\n", __func__, (t_main_end_us - t_main_start_us)/1000.0);
}
llama_backend_free();
return 0;
}