From d018c7b01dd08518b59ebcedc603111243a39391 Mon Sep 17 00:00:00 2001 From: Billy Cao Date: Sat, 12 Aug 2023 18:41:47 +0800 Subject: [PATCH 1/2] Add doc string for n_gpu_layers argument --- llama_cpp/llama.py | 1 + 1 file changed, 1 insertion(+) diff --git a/llama_cpp/llama.py b/llama_cpp/llama.py index a996d5c..20a5e0c 100644 --- a/llama_cpp/llama.py +++ b/llama_cpp/llama.py @@ -239,6 +239,7 @@ class Llama: n_ctx: Maximum context size. n_parts: Number of parts to split the model into. If -1, the number of parts is automatically determined. seed: Random seed. -1 for random. + n_gpu_layers: Number of layers to offload to GPU (-ngl). If -1, all layers are offloaded. f16_kv: Use half-precision for key/value cache. logits_all: Return logits for all tokens, not just the last token. vocab_only: Only load the vocabulary no weights. From c471871d0bfe0ac8d9bf69f6cee6cff768776ad2 Mon Sep 17 00:00:00 2001 From: Billy Cao Date: Sun, 13 Aug 2023 11:21:28 +0800 Subject: [PATCH 2/2] make n_gpu_layers=-1 offload all layers --- llama_cpp/llama.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/llama_cpp/llama.py b/llama_cpp/llama.py index 20a5e0c..8115d46 100644 --- a/llama_cpp/llama.py +++ b/llama_cpp/llama.py @@ -268,7 +268,7 @@ class Llama: self.params = llama_cpp.llama_context_default_params() self.params.n_ctx = n_ctx - self.params.n_gpu_layers = n_gpu_layers + self.params.n_gpu_layers = 0x7FFFFFFF if n_gpu_layers == -1 else n_gpu_layers # 0x7FFFFFFF is INT32 max, will be auto set to all layers self.params.seed = seed self.params.f16_kv = f16_kv self.params.logits_all = logits_all