Doesn't help when you work with pages :-) Assume 512 sectors ( I know those are ... | Hacker News

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		ayende on July 6, 2023 \| parent \| context \| favorite \| on: Are You Sure You Want to Use MMAP in Your Database... Doesn't help when you work with pages :-) Assume 512 sectors ( I know those are rare ), but I don't think that there is any guarantees that 4KB page would be: * Written atomically * Written in a particular order

colanderman on July 6, 2023 [–]

Even memory ordering guarantees within sector boundaries are sufficient, and something the kernel could provide on its own.

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