From 8f429fa5111901f9646cf998643ac5310846d487 Mon Sep 17 00:00:00 2001
From: Georgi Gerganov <ggerganov@gmail.com>
Date: Sun, 3 Sep 2023 13:42:56 +0300
Subject: [PATCH] perplexity : fix ETA by warming up the model with an empty
 run

---
 common/common.cpp      | 8 ++++++++
 examples/main/main.cpp | 8 --------
 2 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/common/common.cpp b/common/common.cpp
index 41fc59ced..a1c3dc780 100644
--- a/common/common.cpp
+++ b/common/common.cpp
@@ -752,6 +752,14 @@ std::tuple<struct llama_model *, struct llama_context *> llama_init_from_gpt_par
         params.logit_bias[llama_token_eos(lctx)] = -INFINITY;
     }
 
+    {
+        LOG("warming up the model with an empty run\n");
+
+        const std::vector<llama_token> tmp = { llama_token_bos(lctx), };
+        llama_eval(lctx, tmp.data(), tmp.size(), 0, params.n_threads);
+        llama_reset_timings(lctx);
+    }
+
     return std::make_tuple(model, lctx);
 }
 
diff --git a/examples/main/main.cpp b/examples/main/main.cpp
index 7117db4b0..db98312ca 100644
--- a/examples/main/main.cpp
+++ b/examples/main/main.cpp
@@ -492,14 +492,6 @@ int main(int argc, char ** argv) {
     std::vector<llama_token> embd;
     std::vector<llama_token> embd_guidance;
 
-    {
-        LOG("warming up the model with an empty run\n");
-
-        const std::vector<llama_token> tmp = { llama_token_bos(ctx), };
-        llama_eval(ctx, tmp.data(), tmp.size(), 0, params.n_threads);
-        llama_reset_timings(ctx);
-    }
-
     while ((n_remain != 0 && !is_antiprompt) || params.interactive) {
         // predict
         if (embd.size() > 0) {