Tag
write-path
- Feb 1, 2026 Switching the Write Path: Cutover, Rollback, and the Point of No Return How to move writes to a replacement store without a window of two writers, what rollback actually requires after new-only data exists, and how to decide when reversal stops being possible. software architecture
- Oct 22, 2025 Invalidation by Deletion and by Versioned Key Why deleting a cache entry after a write is a race rather than a guarantee, how versioned keys turn invalidation into a change of address, and what each approach costs when the cache and the source disagree. backend systems
- Sep 27, 2023 Synchronous and Asynchronous Replication: Where the Commit Point Sits How the moment a write is acknowledged determines durability, latency, and the amount of data a failover can lose, and why semi-synchronous replication is the usual compromise. distributed systems