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Auto-detect n_threads when not provided

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Signed-off-by: Adrien Gallouët <angt@huggingface.co>
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Adrien Gallouët 2025-02-01 18:33:26 +00:00
parent 27534d8ee4
commit c8505fb300
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3 changed files with 9 additions and 3 deletions
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1
Cargo.lock generated
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@ -4643,6 +4643,7 @@ dependencies = [
"async-trait",
"bindgen 0.71.1",
"clap 4.5.27",
"num_cpus",
"pkg-config",
"text-generation-router",
"thiserror 2.0.11",

1
backends/llamacpp/Cargo.toml
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@ -12,6 +12,7 @@ pkg-config = "0.3.31"
[dependencies]
async-trait = "0.1.85"
clap = "4.5.27"
num_cpus = "1.16.0"
text-generation-router = { path = "../../router" }
thiserror = "2.0.11"
tokenizers.workspace = true

10
backends/llamacpp/src/main.rs
View File

@ -29,8 +29,8 @@ struct Args {
n_ctx: usize,
/// Number of threads to use for inference.
#[clap(default_value = "1", long, env)]
n_threads: usize,
#[clap(long, env)]
n_threads: Option<usize>,
/// Number of layers to store in VRAM.
#[clap(default_value = "0", long, env)]
@ -155,6 +155,10 @@ async fn main() -> Result<(), RouterError> {
args.json_output
);
let n_threads = match args.n_threads {
Some(0) | None => num_cpus::get(),
Some(threads) => threads,
};
if args.max_input_tokens >= args.max_total_tokens {
return Err(RouterError::ArgumentValidation(
"`max_input_tokens` must be < `max_total_tokens`".to_string(),
@ -197,7 +201,7 @@ async fn main() -> Result<(), RouterError> {
LlamacppConfig {
model_gguf: args.model_gguf,
n_ctx: args.n_ctx,
n_threads: args.n_threads,
n_threads: n_threads,
n_gpu_layers: args.n_gpu_layers,
split_mode: args.split_mode,
defrag_threshold: args.defrag_threshold,