implements IWorkerChoiceStrategy {
/** @inheritDoc */
public readonly strategyPolicy: StrategyPolicy = {
- useDynamicWorker: true
+ dynamicWorkerUsage: false,
+ dynamicWorkerReady: true
}
/** @inheritDoc */
/** @inheritDoc */
public reset (): boolean {
- this.nextWorkerNodeId = 0
+ this.nextWorkerNodeKey = 0
this.workerVirtualTaskRunTime = 0
return true
}
}
/** @inheritDoc */
- public choose (): number {
- const chosenWorkerNodeKey = this.nextWorkerNodeId
- const workerVirtualTaskRunTime = this.workerVirtualTaskRunTime
- const workerWeight =
- this.opts.weights?.[chosenWorkerNodeKey] ?? this.defaultWorkerWeight
- if (workerVirtualTaskRunTime < workerWeight) {
- this.workerVirtualTaskRunTime =
- workerVirtualTaskRunTime +
- this.getWorkerTaskRunTime(chosenWorkerNodeKey)
- } else {
- this.nextWorkerNodeId =
- this.nextWorkerNodeId === this.pool.workerNodes.length - 1
- ? 0
- : this.nextWorkerNodeId + 1
- this.workerVirtualTaskRunTime = 0
+ public choose (): number | undefined {
+ const chosenWorkerNodeKey = this.nextWorkerNodeKey
+ this.weightedRoundRobinNextWorkerNodeKey()
+ if (!this.isWorkerNodeEligible(this.nextWorkerNodeKey as number)) {
+ this.nextWorkerNodeKey = undefined
}
return chosenWorkerNodeKey
}
/** @inheritDoc */
public remove (workerNodeKey: number): boolean {
- if (this.nextWorkerNodeId === workerNodeKey) {
+ if (this.nextWorkerNodeKey === workerNodeKey) {
if (this.pool.workerNodes.length === 0) {
- this.nextWorkerNodeId = 0
- } else if (this.nextWorkerNodeId > this.pool.workerNodes.length - 1) {
- this.nextWorkerNodeId = this.pool.workerNodes.length - 1
+ this.nextWorkerNodeKey = 0
+ } else if (this.nextWorkerNodeKey > this.pool.workerNodes.length - 1) {
+ this.nextWorkerNodeKey = this.pool.workerNodes.length - 1
}
this.workerVirtualTaskRunTime = 0
}
return true
}
+
+ private weightedRoundRobinNextWorkerNodeKey (): number | undefined {
+ const workerVirtualTaskRunTime = this.workerVirtualTaskRunTime
+ const workerWeight =
+ this.opts.weights?.[this.nextWorkerNodeKey ?? 0] ??
+ this.defaultWorkerWeight
+ if (workerVirtualTaskRunTime < workerWeight) {
+ this.workerVirtualTaskRunTime =
+ workerVirtualTaskRunTime +
+ this.getWorkerTaskRunTime(this.nextWorkerNodeKey ?? 0)
+ } else {
+ this.nextWorkerNodeKey =
+ this.nextWorkerNodeKey === this.pool.workerNodes.length - 1
+ ? 0
+ : (this.nextWorkerNodeKey ?? 0) + 1
+ this.workerVirtualTaskRunTime = 0
+ }
+ return this.nextWorkerNodeKey
+ }
}