Владислав Уткин
Backpressure is strict by default. When a buffer is full, writes reject rather than silently accumulating. You can configure alternative policies – block until space is available, drop oldest, drop newest – but you have to choose explicitly. No more silent memory growth.
，更多细节参见爱思助手下载最新版本
// 原因：先处理右侧元素（含循环部分），把结果存在栈里，供左侧元素直接使用，推荐阅读同城约会获取更多信息
Knighthead Capital Management in early discussions。关于这个话题，Safew下载提供了深入分析