“Every storage engine has to decide what must finish before it tells a client that a write succeeded.”

shayon.dev blog post · Aug 8 · Shayon Publishes Technical Deep Dive on Database Write Latency Tradeoffs

“Those choices move latency and durability together because returning after memory is fast, but a machine crash can lose the write.”

shayon.dev blog post · Aug 8 · Shayon Publishes Technical Deep Dive on Database Write Latency Tradeoffs

“So when I see a very fast number for an operation, I want to know which operation pays for it, what can still be lost after success, and how much unfinished cleanup the system can tolerate.”

shayon.dev blog post · Aug 8 · Shayon Publishes Technical Deep Dive on Database Write Latency Tradeoffs