import { AbstractWorkerChoiceStrategy } from './abstract-worker-choice-strategy'
import type {
IWorkerChoiceStrategy,
- RequiredStatistics,
+ TaskStatisticsRequirements,
WorkerChoiceStrategyOptions
} from './selection-strategies-types'
extends AbstractWorkerChoiceStrategy<Worker, Data, Response>
implements IWorkerChoiceStrategy {
/** @inheritDoc */
- public readonly requiredStatistics: RequiredStatistics = {
- runTime: true,
- avgRunTime: false,
- medRunTime: false,
- waitTime: false,
- avgWaitTime: false,
- medWaitTime: false
+ public readonly taskStatisticsRequirements: TaskStatisticsRequirements = {
+ runTime: {
+ aggregate: true,
+ average: false,
+ median: false
+ },
+ waitTime: {
+ aggregate: true,
+ average: false,
+ median: false
+ },
+ elu: {
+ aggregate: false,
+ average: false,
+ median: false
+ }
}
/** @inheritDoc */
opts: WorkerChoiceStrategyOptions = DEFAULT_WORKER_CHOICE_STRATEGY_OPTIONS
) {
super(pool, opts)
- this.setRequiredStatistics(this.opts)
+ this.setTaskStatisticsRequirements(this.opts)
}
/** @inheritDoc */
/** @inheritDoc */
public choose (): number {
- const freeWorkerNodeKey = this.findFreeWorkerNodeKey()
- if (freeWorkerNodeKey !== -1) {
- return freeWorkerNodeKey
- }
- let minRunTime = Infinity
+ let minTime = Infinity
let leastBusyWorkerNodeKey!: number
for (const [workerNodeKey, workerNode] of this.pool.workerNodes.entries()) {
- const workerRunTime = workerNode.tasksUsage.runTime
- if (workerRunTime === 0) {
+ const workerTime =
+ workerNode.workerUsage.runTime.aggregate +
+ workerNode.workerUsage.waitTime.aggregate
+ if (workerTime === 0) {
return workerNodeKey
- } else if (workerRunTime < minRunTime) {
- minRunTime = workerRunTime
+ } else if (workerTime < minTime) {
+ minTime = workerTime
leastBusyWorkerNodeKey = workerNodeKey
}
}