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llama.cpp
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llama-fit-params: QoL impr. for prints/errors (#18089)

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Johannes Gäßler 2025-12-17 00:03:19 +01:00 committed by GitHub
parent ef83fb8601
commit 4164596c76
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1 changed files with 20 additions and 16 deletions
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36
tools/fit-params/fit-params.cpp
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@ -4,7 +4,11 @@
#include "common.h"
#include "log.h"
#include <iostream>
#include <chrono>
#include <cinttypes>
#include <thread>
using namespace std::chrono_literals;
#if defined(_MSC_VER)
#pragma warning(disable: 4244 4267) // possible loss of data
@ -22,13 +26,17 @@ int main(int argc, char ** argv) {
llama_numa_init(params.numa);
auto mparams = common_model_params_to_llama(params);
auto cparams = common_context_params_to_llama(params);
llama_params_fit(params.model.path.c_str(), &mparams, &cparams,
const bool success = llama_params_fit(params.model.path.c_str(), &mparams, &cparams,
params.tensor_split, params.tensor_buft_overrides.data(), params.fit_params_target, params.fit_params_min_ctx,
params.verbosity >= 4 ? GGML_LOG_LEVEL_DEBUG : GGML_LOG_LEVEL_ERROR);
if (!success) {
LOG_ERR("%s: failed to fit CLI arguments to free memory, exiting...\n", __func__);
exit(1);
}
LOG_INF("Printing fitted CLI arguments to stdout...\n");
std::cout << "-c " << cparams.n_ctx;
std::cout << " -ngl " << mparams.n_gpu_layers;
LOG_INF("%s: printing fitted CLI arguments to stdout...\n", __func__);
std::this_thread::sleep_for(10ms); // to avoid a race between stderr and stdout
printf("-c %" PRIu32 " -ngl %" PRIu32, cparams.n_ctx, mparams.n_gpu_layers);
size_t nd = llama_max_devices();
while (nd > 1 && mparams.tensor_split[nd - 1] == 0.0f) {
@ -37,26 +45,22 @@ int main(int argc, char ** argv) {
if (nd > 1) {
for (size_t id = 0; id < nd; id++) {
if (id == 0) {
std::cout << " -ts ";
printf(" -ts ");
}
if (id > 0) {
std::cout << ",";
}
std::cout << mparams.tensor_split[id];
printf("%s%" PRIu32, id > 0 ? "," : "", uint32_t(mparams.tensor_split[id]));
}
}
const size_t ntbo = llama_max_tensor_buft_overrides();
bool any_tbo = false;
for (size_t itbo = 0; itbo < ntbo && mparams.tensor_buft_overrides[itbo].pattern != nullptr; itbo++) {
if (itbo == 0) {
std::cout << " -ot ";
printf(" -ot \"");
}
if (itbo > 0) {
std::cout << ",";
printf("%s%s=%s", itbo > 0 ? "," : "", mparams.tensor_buft_overrides[itbo].pattern, ggml_backend_buft_name(mparams.tensor_buft_overrides[itbo].buft));
any_tbo = true;
}
std::cout << mparams.tensor_buft_overrides[itbo].pattern << "=" << ggml_backend_buft_name(mparams.tensor_buft_overrides[itbo].buft);
}
std::cout << "\n";
printf("%s\n", any_tbo ? "\"" : "");
return 0;
}