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Every blog post that took off on Hacker News, ranked by the votes of its best submission. 2,560 posts.

Systems & Performance
Any year
1905

Why use Paxos instead of Raft?

TLDR: Neon separates storage and compute, substituting the PostgreSQL persistency layer with a custom-made distributed storage written in Rust. Due to this separation, some nodes don’t have persistent disks. The original Raft paper works only with uniform nodes, but Paxos variants support proposers without storage and…

1916

Monzo Stand-In

Our customers reasonably expect to be able to spend on their card, make bank transfers and pay their bills 24 hours a day, 365 days a year. Their lives don’t have downtime for maintenance so nor should we. We dedicate a lot of our engineering effort to minimise the risk of downtime during technical migrations and…