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Durability & Consistency - ZeroFS Documentation

zerofs.net · 2,220 words · saved by 1 readers

Technical documentation of ZeroFS durability guarantees, write atomicity, ordering semantics, and consistency model.

Durability & Consistency This document describes the durability and consistency guarantees provided by ZeroFS, including write atomicity, operation ordering, and crash recovery semantics. Overview ZeroFS implements a transactional storage model using an LSM-tree database designed for object storage backends. This architecture provides three properties: Write Atomicity : All filesystem operations are atomic at the transaction level Strict Ordering : Operations are totally ordered and this order is preserved across crashes Recovery-Free Startup : No filesystem check or repair is required after u

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