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authorBartek IwaƄczuk <biwanczuk@gmail.com>2024-11-15 09:33:03 +0000
committerGitHub <noreply@github.com>2024-11-15 10:33:03 +0100
commitc9baf3849fdbe161a9251a712a71e2b91eeabf3e (patch)
tree61d082720160d928e303b4e1ae4816d3f228894a /runtime/web_worker.rs
parentdcc75d5685ddb1ad3c1b97721cbc24bf6fa56c76 (diff)
perf: use available system memory for v8 isolate memory limit (#26868)
Instead of using the default 1.4Gb limit (which was meant for browser tabs) configure V8 to set the heap limit to the amount of memory available in the system. Closes https://github.com/denoland/deno/issues/23424 Closes https://github.com/denoland/deno/issues/26435 Closes https://github.com/denoland/deno/issues/21226
Diffstat (limited to 'runtime/web_worker.rs')
-rw-r--r--runtime/web_worker.rs3
1 files changed, 3 insertions, 0 deletions
diff --git a/runtime/web_worker.rs b/runtime/web_worker.rs
index b056e01fc..8e0c870d1 100644
--- a/runtime/web_worker.rs
+++ b/runtime/web_worker.rs
@@ -361,6 +361,8 @@ pub struct WebWorkerOptions {
pub extensions: Vec<Extension>,
pub startup_snapshot: Option<&'static [u8]>,
pub unsafely_ignore_certificate_errors: Option<Vec<String>>,
+ /// Optional isolate creation parameters, such as heap limits.
+ pub create_params: Option<v8::CreateParams>,
pub seed: Option<u64>,
pub create_web_worker_cb: Arc<ops::worker_host::CreateWebWorkerCb>,
pub format_js_error_fn: Option<Arc<FormatJsErrorFn>>,
@@ -563,6 +565,7 @@ impl WebWorker {
let mut js_runtime = JsRuntime::new(RuntimeOptions {
module_loader: Some(services.module_loader),
startup_snapshot: options.startup_snapshot,
+ create_params: options.create_params,
get_error_class_fn: options.get_error_class_fn,
shared_array_buffer_store: services.shared_array_buffer_store,
compiled_wasm_module_store: services.compiled_wasm_module_store,