If you can live with "fits on disk" mmap() is a viable option? Unless you truly ... | Hacker News

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		e12e on Nov 5, 2023 \| parent \| context \| favorite \| on: Building a high performance JSON parser If you can live with "fits on disk" mmap() is a viable option? Unless you truly need streaming (early handling of early data, like a stream of transactions/operations from a single JSON file?)

mannyv on Nov 5, 2023 [–]

In general, JSON comes over the network, so MMAP won't really work unless you save to a file. But then you'll run out of disk space.

I mean, you have a 1k, 2k, 4k buffer. Why use more, because it's too much work?

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