Protected Readonly fileProtected Readonly maxMaximum number of workers that can be created by this pool.
Protected Readonly numberProtected Readonly optsProtected promiseThe execution response promise map.
+ +The task execution response promise map.
key: The message id of each submitted task.value: An object that contains the worker, the execution response promise resolve and reject callbacks.Protected workerReadonly workerReadonly Internal workerPool worker nodes.
Protected fullProtected maxPool maximum size.
+The pool maximum size.
Protected minPool minimum size.
+The pool minimum size.
Private readyPrivate startingProtected typePool type.
+The pool type.
If it is 'dynamic', it provides the max property.
Private utilizationGets the approximate pool utilization.
+The approximate pool utilization.
The pool utilization.
+Protected workerGets the worker type.
+The worker type.
Protected afterHook executed after the worker task execution. Can be overridden.
@@ -365,8 +368,8 @@ Can be overridden.The worker.
+The worker node key.
Protected afterProtected afterFunction that can be hooked up when a worker has been newly created and moved to the pool worker nodes. +
Method hooked up after a worker node has been newly created. Can be overridden.
The newly created worker.
+The newly created worker node key.
Protected beforeProtected checkProtected createProtected createCreates a new dynamic worker and sets it up completely in the pool worker nodes.
+Creates a new, completely set up dynamic worker node.
New, completely set up dynamic worker.
+New, completely set up dynamic worker node key.
-Protected createProtected createCreates a new worker and sets it up completely in the pool worker nodes.
+Creates a new, completely set up worker node.
New, completely set up worker.
+New, completely set up worker node key.
+Protected createTerminates every current worker in this pool.
+Terminates all workers in this pool.
Protected destroyProtected destroyTerminates the given worker.
+Terminates the worker node given its worker node key.
A worker within workerNodes.
The worker node key.
Enables/disables the worker tasks queue in this pool.
+Enables/disables the worker node tasks queue in this pool.
Whether to enable or disable the worker tasks queue.
+Whether to enable or disable the worker node tasks queue.
Optional tasksQueueOptions: TasksQueueOptionsThe worker tasks queue options.
+The worker node tasks queue options.
Executes the specified function in the worker constructor with the task data input parameter.
Optional data: DataThe task input data for the specified worker function. This can only be structured-cloneable data.
+The optional task input data for the specified task function. This can only be structured-cloneable data.
Optional name: stringThe name of the worker function to execute. If not specified, the default worker function will be executed.
+The optional name of the task function to execute. If not specified, the default task function will be executed.
+Optional transferList: TransferListItem[]An optional array of transferable objects to transfer ownership of. Ownership of the transferred objects is given to the pool's worker_threads worker and they should not be used in the main thread afterwards.
Promise that will be fulfilled when the task is completed.
@@ -563,20 +571,76 @@ Can be overridden.Protected flushProtected getGets the worker information given its worker node key.
+The worker node key.
+The worker information.
+ +Protected internalWhether worker nodes are executing at least one task.
+Whether worker nodes are executing concurrently their tasks quota or not.
Worker nodes busyness boolean status.
+Protected isProtected registerRegisters a listener callback on the worker given its worker node key.
+The worker node key.
+The message listener callback.
+Protected sendProtected sendProtected sendSends a message to the given worker.
+Sends a message to worker given its worker node key.
The worker which should receive the message.
+The worker node key.
Sets the worker tasks queue options in this pool.
+Sets the worker node tasks queue options in this pool.
The worker tasks queue options.
+The worker node tasks queue options.
Protected setupProtected workerThis function is the listener registered for each worker message.
+This method is the listener registered for each worker message.
The listener function to execute when a message is received from a worker.
@@ -706,7 +860,7 @@ Can be overridden.This function is the listener registered for each worker message.
+This method is the listener registered for each worker message.
Emitter on which events can be listened to.
Events that can currently be listened to:
-- '
'full': Emitted when the pool is dynamic and the number of workers created has reached the maximum size expected.'ready': Emitted when the number of workers created in the pool has reached the minimum size expected and are ready.'busy': Emitted when the number of workers created in the pool has reached the maximum size expected and are executing at least one task.'full': Emitted when the pool is dynamic and the number of workers created has reached the maximum size expected.destroy': Emitted when the pool is destroyed.'error': Emitted when an uncaught error occurs.'taskError': Emitted when an error occurs while executing a task.'backPressure': Emitted when all worker nodes have back pressure (i.e. their tasks queue is full: queue size >= maximum queue size).