this.choose = this.choose.bind(this)
}
- protected checkOptions (opts: WorkerChoiceStrategyOptions): void {
+ protected setRequiredStatistics (opts: WorkerChoiceStrategyOptions): void {
if (this.requiredStatistics.avgRunTime && opts.medRunTime === true) {
this.requiredStatistics.avgRunTime = false
this.requiredStatistics.medRunTime = opts.medRunTime as boolean
this.requiredStatistics.avgRunTime = true
this.requiredStatistics.medRunTime = opts.medRunTime as boolean
}
- if (
- opts.weights != null &&
- Object.keys(opts.weights).length < this.pool.size
- ) {
- throw new Error(
- 'Worker choice strategy options must have a weight for each worker node.'
- )
- }
}
/** @inheritDoc */
public abstract reset (): boolean
+ /** @inheritDoc */
+ public abstract update (workerNodeKey: number): boolean
+
/** @inheritDoc */
public abstract choose (): number
/** @inheritDoc */
public setOptions (opts: WorkerChoiceStrategyOptions): void {
opts = opts ?? DEFAULT_WORKER_CHOICE_STRATEGY_OPTIONS
- this.checkOptions(opts)
+ this.setRequiredStatistics(opts)
this.opts = opts
}
*/
private findFirstFreeWorkerNodeKey (): number {
return this.pool.workerNodes.findIndex(workerNode => {
- return workerNode.tasksUsage?.running === 0
+ return workerNode.tasksUsage.running === 0
})
}
private findLastFreeWorkerNodeKey (): number {
// It requires node >= 18.0.0:
// return this.workerNodes.findLastIndex(workerNode => {
- // return workerNode.tasksUsage?.running === 0
+ // return workerNode.tasksUsage.running === 0
// })
- for (let i = this.pool.workerNodes.length - 1; i >= 0; i--) {
- if (this.pool.workerNodes[i].tasksUsage?.running === 0) {
- return i
+ for (
+ let workerNodeKey = this.pool.workerNodes.length - 1;
+ workerNodeKey >= 0;
+ workerNodeKey--
+ ) {
+ if (this.pool.workerNodes[workerNodeKey].tasksUsage.running === 0) {
+ return workerNodeKey
}
}
return -1