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perf: implement batch scheduling for the Fifo pool

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Simon Cruanes 2023-10-29 21:14:11 -04:00
parent 0f0b887f32
commit 0f6bd6288d
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1 changed files with 8 additions and 0 deletions
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src/fifo_pool.ml
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@ -15,6 +15,13 @@ let[@inline] num_tasks_ (self : state) : int = Bb_queue.size self.q
let schedule_ (self : state) (task : task) : unit =
try Bb_queue.push self.q task with Bb_queue.Closed -> raise Shutdown
let schedule_batch_ (self : state) (batch : task iter) : unit =
(* local queue for the batch, so we can transfer the whole batch into
[self.q] in one go (one critical section) *)
let batch_q = Queue.create () in
batch (fun x -> Queue.push x batch_q);
Bb_queue.transfer_into batch_q self.q
type around_task = AT_pair : (t -> 'a) * (t -> 'a -> unit) -> around_task
let worker_thread_ (self : state) (runner : t) ~on_exn ~around_task : unit =
@ -86,6 +93,7 @@ let create ?(on_init_thread = default_thread_init_exit_)
Runner.For_runner_implementors.create
~shutdown:(fun ~wait () -> shutdown_ pool ~wait)
~run_async:(fun f -> schedule_ pool f)
~run_async_batch:(fun b -> schedule_batch_ pool b)
~size:(fun () -> size_ pool)
~num_tasks:(fun () -> num_tasks_ pool)
()