aditya/llama.cpp
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common : change default parameters to pre-#1126 (#1223)

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Georgi Gerganov 2023-04-29 09:51:06 +03:00 committed by GitHub
parent dd7eff57d8
commit 334637e43e
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2 changed files with 25 additions and 25 deletions
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26
examples/common.h
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@ -17,7 +17,7 @@
struct gpt_params { struct gpt_params {
int32_t seed = -1; // RNG seed int32_t seed = -1; // RNG seed
int32_t n_threads = std::min(4, (int32_t) std::thread::hardware_concurrency()); int32_t n_threads = std::min(4, (int32_t) std::thread::hardware_concurrency());
int32_t n_predict = 128; // new tokens to predict int32_t n_predict = -1; // new tokens to predict
int32_t n_parts = -1; // amount of model parts (-1 = determine from model dimensions) int32_t n_parts = -1; // amount of model parts (-1 = determine from model dimensions)
int32_t n_ctx = 512; // context size int32_t n_ctx = 512; // context size
int32_t n_batch = 512; // batch size for prompt processing (must be >=32 to use BLAS) int32_t n_batch = 512; // batch size for prompt processing (must be >=32 to use BLAS)
@ -25,18 +25,18 @@ struct gpt_params {
// sampling parameters // sampling parameters
std::unordered_map<llama_token, float> logit_bias; // logit bias for specific tokens std::unordered_map<llama_token, float> logit_bias; // logit bias for specific tokens
int32_t top_k = 0; // <= 0 to use vocab size int32_t top_k = 40; // <= 0 to use vocab size
float top_p = 1.0f; // 1.0 = disabled float top_p = 0.95f; // 1.0 = disabled
float tfs_z = 1.0f; // 1.0 = disabled float tfs_z = 1.00f; // 1.0 = disabled
float typical_p = 1.0f; // 1.0 = disabled float typical_p = 1.00f; // 1.0 = disabled
float temp = 1.0f; // 1.0 = disabled float temp = 0.80f; // 1.0 = disabled
float repeat_penalty = 1.0f; // 1.0 = disabled float repeat_penalty = 1.10f; // 1.0 = disabled
int32_t repeat_last_n = -1; // last n tokens to penalize (0 = disable penalty, -1 = context size) int32_t repeat_last_n = 64; // last n tokens to penalize (0 = disable penalty, -1 = context size)
float frequency_penalty = 0.0f; // 0.0 = disabled float frequency_penalty = 0.00f; // 0.0 = disabled
float presence_penalty = 0.0f; // 0.0 = disabled float presence_penalty = 0.00f; // 0.0 = disabled
int mirostat = 0; // 0 = disabled, 1 = mirostat, 2 = mirostat 2.0 int mirostat = 0; // 0 = disabled, 1 = mirostat, 2 = mirostat 2.0
float mirostat_tau = 5.0f; // target entropy float mirostat_tau = 5.00f; // target entropy
float mirostat_eta = 0.1f; // learning rate float mirostat_eta = 0.10f; // learning rate
std::string model = "models/lamma-7B/ggml-model.bin"; // model path std::string model = "models/lamma-7B/ggml-model.bin"; // model path
std::string prompt = ""; std::string prompt = "";

24
examples/main/main.cpp
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@ -387,19 +387,19 @@ int main(int argc, char ** argv) {
if ((int) embd_inp.size() <= n_consumed && !is_interacting) { if ((int) embd_inp.size() <= n_consumed && !is_interacting) {
// out of user input, sample next token // out of user input, sample next token
const float temp = params.temp; const float temp = params.temp;
const int32_t top_k = params.top_k <= 0 ? llama_n_vocab(ctx) : params.top_k; const int32_t top_k = params.top_k <= 0 ? llama_n_vocab(ctx) : params.top_k;
const float top_p = params.top_p; const float top_p = params.top_p;
const float tfs_z = params.tfs_z; const float tfs_z = params.tfs_z;
const float typical_p = params.typical_p; const float typical_p = params.typical_p;
const int32_t repeat_last_n = params.repeat_last_n < 0 ? n_ctx : params.repeat_last_n; const int32_t repeat_last_n = params.repeat_last_n < 0 ? n_ctx : params.repeat_last_n;
const float repeat_penalty = params.repeat_penalty; const float repeat_penalty = params.repeat_penalty;
const float alpha_presence = params.presence_penalty; const float alpha_presence = params.presence_penalty;
const float alpha_frequency = params.frequency_penalty; const float alpha_frequency = params.frequency_penalty;
const int mirostat = params.mirostat; const int mirostat = params.mirostat;
const float mirostat_tau = params.mirostat_tau; const float mirostat_tau = params.mirostat_tau;
const float mirostat_eta = params.mirostat_eta; const float mirostat_eta = params.mirostat_eta;
const bool penalize_nl = params.penalize_nl; const bool penalize_nl = params.penalize_nl;
// optionally save the session on first sample (for faster prompt loading next time) // optionally save the session on first sample (for faster prompt loading next time)
if (!path_session.empty() && need_to_save_session) { if (!path_session.empty() && need_to_save_session) {