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speculative : print encoding speed

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This commit is contained in:
Georgi Gerganov
2023-09-03 13:40:42 +03:00
parent c82c808da0
commit a15ca746c7
1 changed files with 10 additions and 3 deletions
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13
examples/speculative/speculative.cpp
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@@ -67,11 +67,17 @@ int main(int argc, char ** argv) {
fflush(stderr);
const int n_input = inp.size();
const auto t_enc_start = ggml_time_us();
// eval the prompt with both models
llama_eval(ctx_tgt, inp.data(), int(inp.size() - 1), 0, params.n_threads);
llama_eval(ctx_tgt, &inp.back(), 1, inp.size() - 1, params.n_threads);
llama_eval(ctx_dft, inp.data(), int(inp.size()), 0, params.n_threads);
const auto t_enc_end = ggml_time_us();
// the 2 models should have the same vocab
const int n_ctx = llama_n_ctx(ctx_tgt);
const int n_vocab = llama_n_vocab(ctx_tgt);
@@ -103,7 +109,7 @@ int main(int argc, char ** argv) {
// used to determine end of generation
bool has_eos = false;
const auto t_gen_start = ggml_time_us();
const auto t_dec_start = ggml_time_us();
while (true) {
LOG("drafted: %s\n", LOG_TOKENS_TOSTR_PRETTY(ctx_dft, drafted));
@@ -193,11 +199,12 @@ int main(int argc, char ** argv) {
drafted.erase(drafted.begin());
}
auto t_gen_end = ggml_time_us();
auto t_dec_end = ggml_time_us();
LOG_TEE("\n\n");
LOG_TEE("generated %d tokens in %.3f seconds, speed: %.3f t/s\n", n_predict, (t_gen_end - t_gen_start) / 1e6f, n_predict / ((t_gen_end - t_gen_start) / 1e6f));
LOG_TEE("encoded %4d tokens in %8.3f seconds, speed: %8.3f t/s\n", n_input, (t_enc_end - t_enc_start) / 1e6f, inp.size() / ((t_enc_end - t_enc_start) / 1e6f));
LOG_TEE("decoded %4d tokens in %8.3f seconds, speed: %8.3f t/s\n", n_predict, (t_dec_end - t_dec_start) / 1e6f, n_predict / ((t_dec_end - t_dec_start) / 1e6f));
// TODO: make sure these numbers are computed correctly
LOG_TEE("\n");