- public choose (): number {
- const freeWorkerNodeKey = this.findFreeWorkerNodeKey()
- if (freeWorkerNodeKey !== -1) {
- return freeWorkerNodeKey
- }
- let minNumberOfTasks = Infinity
- let leastUsedWorkerNodeKey!: number
- for (const [workerNodeKey, workerNode] of this.pool.workerNodes.entries()) {
- const tasksUsage = workerNode.tasksUsage
- const workerTasks = tasksUsage.ran + tasksUsage.running
- if (workerTasks === 0) {
- return workerNodeKey
- } else if (workerTasks < minNumberOfTasks) {
- minNumberOfTasks = workerTasks
- leastUsedWorkerNodeKey = workerNodeKey
- }
- }
- return leastUsedWorkerNodeKey
+ public choose (): number | undefined {
+ this.setPreviousWorkerNodeKey(this.nextWorkerNodeKey)
+ this.nextWorkerNodeKey = this.leastUsedNextWorkerNodeKey()
+ return this.nextWorkerNodeKey