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linux durability

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ShopperCove

Hands-on notes on developer tools, written after the tool has actually been run.

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fdatasync vs fsync: Is fdatasync Faster? Real Numbers

Hands-on fsync vs fdatasync vs none: per-write and every-N sync on 256B and 4KiB records. Real p50/p95 show about 100-200x durability tax on localhost

1 Oct 20268 min read
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