type TasksQueueOptions,
type WorkerType
} from './pool'
-import type { IWorker, Task, TasksUsage, WorkerNode } from './worker'
+import type { IWorker, Task, WorkerNode, WorkerUsage } from './worker'
import {
WorkerChoiceStrategies,
type WorkerChoiceStrategy,
workerNodes: this.workerNodes.length,
idleWorkerNodes: this.workerNodes.reduce(
(accumulator, workerNode) =>
- workerNode.tasksUsage.running === 0 ? accumulator + 1 : accumulator,
+ workerNode.workerUsage.tasks.executing === 0
+ ? accumulator + 1
+ : accumulator,
0
),
busyWorkerNodes: this.workerNodes.reduce(
(accumulator, workerNode) =>
- workerNode.tasksUsage.running > 0 ? accumulator + 1 : accumulator,
+ workerNode.workerUsage.tasks.executing > 0
+ ? accumulator + 1
+ : accumulator,
0
),
- runningTasks: this.workerNodes.reduce(
+ executedTasks: this.workerNodes.reduce(
(accumulator, workerNode) =>
- accumulator + workerNode.tasksUsage.running,
+ accumulator + workerNode.workerUsage.tasks.executed,
+ 0
+ ),
+ executingTasks: this.workerNodes.reduce(
+ (accumulator, workerNode) =>
+ accumulator + workerNode.workerUsage.tasks.executing,
0
),
queuedTasks: this.workerNodes.reduce(
(accumulator, workerNode) =>
accumulator + workerNode.tasksQueue.maxSize,
0
+ ),
+ failedTasks: this.workerNodes.reduce(
+ (accumulator, workerNode) =>
+ accumulator + workerNode.workerUsage.tasks.failed,
+ 0
)
}
}
}
for (const workerNode of this.workerNodes) {
this.setWorkerNodeTasksUsage(workerNode, {
- ran: 0,
- running: 0,
- runTime: 0,
- runTimeHistory: new CircularArray(),
- avgRunTime: 0,
- medRunTime: 0,
- waitTime: 0,
- waitTimeHistory: new CircularArray(),
- avgWaitTime: 0,
- medWaitTime: 0,
- error: 0,
+ tasks: {
+ executed: 0,
+ executing: 0,
+ queued:
+ this.opts.enableTasksQueue === true
+ ? workerNode.tasksQueue.size
+ : 0,
+ failed: 0
+ },
+ runTime: {
+ aggregation: 0,
+ average: 0,
+ median: 0,
+ history: new CircularArray()
+ },
+ waitTime: {
+ aggregation: 0,
+ average: 0,
+ median: 0,
+ history: new CircularArray()
+ },
elu: undefined
})
this.setWorkerStatistics(workerNode.worker)
protected internalBusy (): boolean {
return (
this.workerNodes.findIndex(workerNode => {
- return workerNode.tasksUsage.running === 0
+ return workerNode.workerUsage.tasks.executing === 0
}) === -1
)
}
if (
this.opts.enableTasksQueue === true &&
(this.busy ||
- this.workerNodes[workerNodeKey].tasksUsage.running >=
+ this.workerNodes[workerNodeKey].workerUsage.tasks.executing >=
((this.opts.tasksQueueOptions as TasksQueueOptions)
.concurrency as number))
) {
* @param workerNodeKey - The worker node key.
*/
protected beforeTaskExecutionHook (workerNodeKey: number): void {
- ++this.workerNodes[workerNodeKey].tasksUsage.running
+ ++this.workerNodes[workerNodeKey].workerUsage.tasks.executing
+ if (this.opts.enableTasksQueue === true) {
+ this.workerNodes[workerNodeKey].workerUsage.tasks.queued =
+ this.tasksQueueSize(workerNodeKey)
+ }
}
/**
worker: Worker,
message: MessageValue<Response>
): void {
- const workerTasksUsage =
- this.workerNodes[this.getWorkerNodeKey(worker)].tasksUsage
- --workerTasksUsage.running
- ++workerTasksUsage.ran
- if (message.error != null) {
- ++workerTasksUsage.error
+ const workerUsage =
+ this.workerNodes[this.getWorkerNodeKey(worker)].workerUsage
+ const workerTaskStatistics = workerUsage.tasks
+ --workerTaskStatistics.executing
+ ++workerTaskStatistics.executed
+ if (message.taskError != null) {
+ ++workerTaskStatistics.failed
}
- this.updateRunTimeTasksUsage(workerTasksUsage, message)
- this.updateWaitTimeTasksUsage(workerTasksUsage, message)
- this.updateEluTasksUsage(workerTasksUsage, message)
+
+ this.updateRunTimeWorkerUsage(workerUsage, message)
+ this.updateWaitTimeWorkerUsage(workerUsage, message)
+ this.updateEluWorkerUsage(workerUsage, message)
}
- private updateRunTimeTasksUsage (
- workerTasksUsage: TasksUsage,
+ private updateRunTimeWorkerUsage (
+ workerUsage: WorkerUsage,
message: MessageValue<Response>
): void {
if (this.workerChoiceStrategyContext.getTaskStatistics().runTime) {
- workerTasksUsage.runTime += message.taskPerformance?.runTime ?? 0
+ workerUsage.runTime.aggregation += message.taskPerformance?.runTime ?? 0
if (
this.workerChoiceStrategyContext.getTaskStatistics().avgRunTime &&
- workerTasksUsage.ran !== 0
+ workerUsage.tasks.executed !== 0
) {
- workerTasksUsage.avgRunTime =
- workerTasksUsage.runTime / workerTasksUsage.ran
+ workerUsage.runTime.average =
+ workerUsage.runTime.aggregation / workerUsage.tasks.executed
}
if (
this.workerChoiceStrategyContext.getTaskStatistics().medRunTime &&
message.taskPerformance?.runTime != null
) {
- workerTasksUsage.runTimeHistory.push(message.taskPerformance.runTime)
- workerTasksUsage.medRunTime = median(workerTasksUsage.runTimeHistory)
+ workerUsage.runTime.history.push(message.taskPerformance.runTime)
+ workerUsage.runTime.median = median(workerUsage.runTime.history)
}
}
}
- private updateWaitTimeTasksUsage (
- workerTasksUsage: TasksUsage,
+ private updateWaitTimeWorkerUsage (
+ workerUsage: WorkerUsage,
message: MessageValue<Response>
): void {
if (this.workerChoiceStrategyContext.getTaskStatistics().waitTime) {
- workerTasksUsage.waitTime += message.taskPerformance?.waitTime ?? 0
+ workerUsage.waitTime.aggregation += message.taskPerformance?.waitTime ?? 0
if (
this.workerChoiceStrategyContext.getTaskStatistics().avgWaitTime &&
- workerTasksUsage.ran !== 0
+ workerUsage.tasks.executed !== 0
) {
- workerTasksUsage.avgWaitTime =
- workerTasksUsage.waitTime / workerTasksUsage.ran
+ workerUsage.waitTime.average =
+ workerUsage.waitTime.aggregation / workerUsage.tasks.executed
}
if (
this.workerChoiceStrategyContext.getTaskStatistics().medWaitTime &&
message.taskPerformance?.waitTime != null
) {
- workerTasksUsage.waitTimeHistory.push(message.taskPerformance.waitTime)
- workerTasksUsage.medWaitTime = median(workerTasksUsage.waitTimeHistory)
+ workerUsage.waitTime.history.push(message.taskPerformance.waitTime)
+ workerUsage.waitTime.median = median(workerUsage.waitTime.history)
}
}
}
- private updateEluTasksUsage (
- workerTasksUsage: TasksUsage,
+ private updateEluWorkerUsage (
+ workerTasksUsage: WorkerUsage,
message: MessageValue<Response>
): void {
if (this.workerChoiceStrategyContext.getTaskStatistics().elu) {
if (
isKillBehavior(KillBehaviors.HARD, message.kill) ||
(message.kill != null &&
- this.workerNodes[currentWorkerNodeKey].tasksUsage.running === 0)
+ this.workerNodes[currentWorkerNodeKey].workerUsage.tasks
+ .executing === 0)
) {
// Kill message received from the worker: no new tasks are submitted to that worker for a while ( > maxInactiveTime)
this.flushTasksQueue(currentWorkerNodeKey)
// Task execution response received
const promiseResponse = this.promiseResponseMap.get(message.id)
if (promiseResponse != null) {
- if (message.error != null) {
- promiseResponse.reject(message.error)
+ if (message.taskError != null) {
+ promiseResponse.reject(message.taskError.message)
if (this.emitter != null) {
- this.emitter.emit(PoolEvents.taskError, {
- error: message.error,
- errorData: message.errorData
- })
+ this.emitter.emit(PoolEvents.taskError, message.taskError)
}
} else {
promiseResponse.resolve(message.data as Response)
* Sets the given worker node its tasks usage in the pool.
*
* @param workerNode - The worker node.
- * @param tasksUsage - The worker node tasks usage.
+ * @param workerUsage - The worker usage.
*/
private setWorkerNodeTasksUsage (
workerNode: WorkerNode<Worker, Data>,
- tasksUsage: TasksUsage
+ workerUsage: WorkerUsage
): void {
- workerNode.tasksUsage = tasksUsage
+ workerNode.workerUsage = workerUsage
}
/**
private pushWorkerNode (worker: Worker): number {
return this.workerNodes.push({
worker,
- tasksUsage: {
- ran: 0,
- running: 0,
- runTime: 0,
- runTimeHistory: new CircularArray(),
- avgRunTime: 0,
- medRunTime: 0,
- waitTime: 0,
- waitTimeHistory: new CircularArray(),
- avgWaitTime: 0,
- medWaitTime: 0,
- error: 0,
+ workerUsage: {
+ tasks: {
+ executed: 0,
+ executing: 0,
+ queued: 0,
+ failed: 0
+ },
+ runTime: {
+ aggregation: 0,
+ average: 0,
+ median: 0,
+ history: new CircularArray()
+ },
+
+ waitTime: {
+ aggregation: 0,
+ average: 0,
+ median: 0,
+ history: new CircularArray()
+ },
elu: undefined
},
tasksQueue: new Queue<Task<Data>>()
*
* @param workerNodeKey - The worker node key.
* @param worker - The worker.
- * @param tasksUsage - The worker tasks usage.
+ * @param workerUsage - The worker usage.
* @param tasksQueue - The worker task queue.
*/
private setWorkerNode (
workerNodeKey: number,
worker: Worker,
- tasksUsage: TasksUsage,
+ workerUsage: WorkerUsage,
tasksQueue: Queue<Task<Data>>
): void {
this.workerNodes[workerNodeKey] = {
worker,
- tasksUsage,
+ workerUsage,
tasksQueue
}
}