Backpressure yaiku apa sing kelakon nalika data diproduksi luwih cepet tinimbang bisa dikonsumsi. Ing streams, menawa sumber readable sing cepet metu data menyang destinasi writable sing alon, data sing durung dikonsumsi bakal buffer ing memory — lan tanpa nangani, buffer kasebut bakal tumbuh nganti memory abis. Backpressure yaiku mekanisme (lan disiplin) kanggo njaga producer lan consumer tetep seimbang.
Masalah kasebut
Fast source ──(1 GB/s)──▶ Slow destination (10 MB/s write speed)
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The 990 MB/s difference piles up in a memory buffer → OOM crash
