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Under load, this creates GC pressure that can devastate throughput. The JavaScript engine spends significant time collecting short-lived objects instead of doing useful work. Latency becomes unpredictable as GC pauses interrupt request handling. I've seen SSR workloads where garbage collection accounts for a substantial portion (up to and beyond 50%) of total CPU time per request. That's time that could be spent actually rendering content.
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也许正因如此，有这么一家公司，靠卖数据线发家，市值 260 多亿，去年营收 61.66 亿，最近又去港交所上市了。，推荐阅读51吃瓜获取更多信息
A reference implementation for this alternative approach is available now and can be found at https://github.com/jasnell/new-streams.