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imatrix : keep intermediate imatrix results (#5077)

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Co-authored-by: Iwan Kawrakow <iwan.kawrakow@gmail.com>
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Kawrakow 2024-01-22 14:18:43 +02:00 committed by GitHub
parent d6bd4d46dd
commit 15bceec2d7
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1 changed files with 24 additions and 1 deletions
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25
examples/imatrix/imatrix.cpp
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@ -26,6 +26,7 @@ struct StatParams {
std::string ofile = "imatrix.dat";
int n_output_frequency = 10;
int verbosity = 1;
int keep_every = 0;
bool collect_output_weight = false;
};
@ -42,6 +43,9 @@ private:
int m_last_call = 0;
std::vector<float> m_src1_data;
std::vector<int> m_ids; // the expert ids from ggml_mul_mat_id
//
void save_imatrix(const char * file_name) const;
void keep_imatrix(int ncall) const;
};
bool IMatrixCollector::collect_imatrix(struct ggml_tensor * t, bool ask, void * user_data) {
@ -117,6 +121,9 @@ bool IMatrixCollector::collect_imatrix(struct ggml_tensor * t, bool ask, void *
if (m_last_call % m_params.n_output_frequency == 0) {
save_imatrix();
}
if (m_params.keep_every > 0 && m_last_call%m_params.keep_every == 0) {
keep_imatrix(m_last_call);
}
}
}
} else {
@ -143,6 +150,9 @@ bool IMatrixCollector::collect_imatrix(struct ggml_tensor * t, bool ask, void *
if (m_last_call % m_params.n_output_frequency == 0) {
save_imatrix();
}
if (m_params.keep_every > 0 && m_last_call%m_params.keep_every == 0) {
keep_imatrix(m_last_call);
}
}
}
@ -150,7 +160,18 @@ bool IMatrixCollector::collect_imatrix(struct ggml_tensor * t, bool ask, void *
}
void IMatrixCollector::save_imatrix() const {
const char * fname = m_params.ofile.empty() ? "imatrix.dat" : m_params.ofile.c_str();
save_imatrix(m_params.ofile.empty() ? "imatrix.dat" : m_params.ofile.c_str());
}
void IMatrixCollector::keep_imatrix(int ncall) const {
auto file_name = m_params.ofile;
if (file_name.empty()) file_name = "imatrix.dat";
file_name += ".at_";
file_name += std::to_string(ncall);
save_imatrix(file_name.c_str());
}
void IMatrixCollector::save_imatrix(const char * fname) const {
std::ofstream out(fname, std::ios::binary);
int n_entries = m_stats.size();
out.write((const char*)&n_entries, sizeof(n_entries));
@ -400,6 +421,8 @@ int main(int argc, char ** argv) {
sparams.verbosity = std::stoi(argv[++iarg]);
} else if (arg == "--no-ppl") {
compute_ppl = false;
} else if (arg == "--keep-imatrix") {
sparams.keep_every = std::stoi(argv[++iarg]);
} else {
args.push_back(argv[iarg]);
}