Tag

consistency

3 cards

Cards

The consistency menu — strong, causal and eventual models compared with the cost of each, and a list of what can safely be eventual against what cannot

Distributed DataDay 32Sep 1, 2026

What "Latest" Actually Means

system-design distributed-data consistency

Quorum reads and writes across three replicas — W plus R greater than N, the overlapping sets that guarantee one node in every read holds the newest value

Distributed DataDay 31Aug 31, 2026

How Many Copies Have To Say Yes?

system-design distributed-data quorum

Leader and follower replication — synchronous waiting for confirmation against asynchronous replying immediately, and a timeline showing followers landing the same write at different moments

Distributed DataDay 30Aug 30, 2026

Why Copies Disagree

system-design distributed-data replication