From 25248d73918dc0c9e53c38faa655abad4cfbe750 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ma=C3=ABl=20Kerbiriou?= <piezo.w.dimd@gmail.com>
Date: Tue, 28 Mar 2023 16:51:45 +0200
Subject: [PATCH] Use the same threshold for OpenBLAS and ggml thread limiting

---
 llama.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/llama.cpp b/llama.cpp
index 2bd520353efda..f79407c41e36b 100644
--- a/llama.cpp
+++ b/llama.cpp
@@ -856,7 +856,7 @@ static bool llama_eval_internal(
     // for big prompts, if BLAS is enabled, it is better to use only one thread
     // otherwise, the threads are spin-lock waiting for the BLAS calls and are degrading the performance
     ggml_cgraph gf = {};
-    gf.n_threads = N > 255 && ggml_cpu_has_blas() ? 1 : n_threads;
+    gf.n_threads = N >= 32 && ggml_cpu_has_blas() ? 1 : n_threads;
 
     struct ggml_tensor * embd = ggml_new_tensor_1d(ctx0, GGML_TYPE_I32, N);
     memcpy(embd->data, tokens, N*ggml_element_size(embd));