fix(queue): dispatch admitted downloads concurrently

2026-08-03 16:08:02 +00:00 · 2026-07-25 16:50:00 +03:30
parent d62e0429a4
commit dd7c2196fe
2 changed files with 100 additions and 1 deletions
@@ -1199,7 +1199,15 @@ impl<R: tauri::Runtime> QueueManager<R> {
        loop {
            let notified = self.notify.notified();
            if let Some((permit, task)) = self.try_admit_next_task().await {
-                Arc::clone(&self).dispatch_one(permit, task).await;
+                // Admission owns the global and per-queue reservation before
+                // this task is spawned. Keep the dispatcher free to admit
+                // other work while an Aria2 addUri call is retrying or a
+                // control RPC is slow; dispatch_one retains the reservation
+                // until that lifecycle reaches its own terminal path.
+                let manager = Arc::clone(&self);
+                tauri::async_runtime::spawn(async move {
+                    manager.dispatch_one(permit, task).await;
+                });
            } else {
                // This covers both an empty pending list and the case where
                // all queue/global capacity is occupied. The notification