rotate() {
		this.currentBucket = (this.currentBucket + 1) % this.ageBuckets;
		this.ringBuckets[this.currentBucket].clear();
		this.setDirty();

		setTimeout(() => this.rotate(), (this.maxAgeSeconds / this.ageBuckets) * 1000).unref();
	}
Rotate the ring buckets.

@memberof TimeWindowQuantiles