-import {
- DEFAULT_MEASUREMENT_STATISTICS_REQUIREMENTS,
- DEFAULT_WORKER_CHOICE_STRATEGY_OPTIONS
-} from '../../utils'
-import type { IPool } from '../pool'
-import type { IWorker, StrategyData } from '../worker'
-import { AbstractWorkerChoiceStrategy } from './abstract-worker-choice-strategy'
+import type { IPool } from '../pool.js'
+import type { IWorker } from '../worker.js'
+import { AbstractWorkerChoiceStrategy } from './abstract-worker-choice-strategy.js'
import {
type IWorkerChoiceStrategy,
Measurements,
type TaskStatisticsRequirements,
type WorkerChoiceStrategyOptions
-} from './selection-strategies-types'
+} from './selection-strategies-types.js'
/**
* Selects the next worker with a fair share scheduling algorithm.
average: true,
median: false
},
- waitTime: DEFAULT_MEASUREMENT_STATISTICS_REQUIREMENTS,
+ waitTime: {
+ aggregate: true,
+ average: true,
+ median: false
+ },
elu: {
aggregate: true,
average: true,
/** @inheritDoc */
public constructor (
pool: IPool<Worker, Data, Response>,
- opts: WorkerChoiceStrategyOptions = DEFAULT_WORKER_CHOICE_STRATEGY_OPTIONS
+ opts?: WorkerChoiceStrategyOptions
) {
super(pool, opts)
this.setTaskStatisticsRequirements(this.opts)
}
private fairShareNextWorkerNodeKey (): number | undefined {
+ if (this.pool.workerNodes.length === 0) {
+ return undefined
+ }
return this.pool.workerNodes.reduce(
(minWorkerNodeKey, workerNode, workerNodeKey, workerNodes) => {
if (workerNode.strategyData?.virtualTaskEndTimestamp == null) {
this.computeWorkerNodeVirtualTaskEndTimestamp(workerNodeKey)
}
}
- return (workerNode.strategyData.virtualTaskEndTimestamp as number) <
- ((workerNodes[minWorkerNodeKey].strategyData as StrategyData)
- .virtualTaskEndTimestamp as number)
+ return this.isWorkerNodeReady(workerNodeKey) &&
+ // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+ workerNode.strategyData.virtualTaskEndTimestamp! <
+ // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+ workerNodes[minWorkerNodeKey].strategyData!.virtualTaskEndTimestamp!
? workerNodeKey
: minWorkerNodeKey
},
workerNodeKey: number,
workerNodeVirtualTaskStartTimestamp: number
): number {
- const workerNodeTaskRunTime =
- this.opts.measurement === Measurements.elu
+ const workerNodeTaskExecutionTime =
+ this.getWorkerNodeTaskWaitTime(workerNodeKey) +
+ // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+ (this.opts!.measurement === Measurements.elu
? this.getWorkerNodeTaskElu(workerNodeKey)
- : this.getWorkerNodeTaskRunTime(workerNodeKey)
- return workerNodeVirtualTaskStartTimestamp + workerNodeTaskRunTime
+ : this.getWorkerNodeTaskRunTime(workerNodeKey))
+ return workerNodeVirtualTaskStartTimestamp + workerNodeTaskExecutionTime
}
private getWorkerNodeVirtualTaskStartTimestamp (
?.virtualTaskEndTimestamp
const now = performance.now()
return now < (virtualTaskEndTimestamp ?? -Infinity)
- ? (virtualTaskEndTimestamp as number)
+ ? // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+ virtualTaskEndTimestamp!
: now
}
}