6 articles tagged with Scalability.
A practical guide to the signals that justify a message queue, the costs it adds, and a checklist for deciding.
A practitioner's guide to rate limiting algorithms, where to enforce them, and how to make them work across many instances with Redis.
A practical tour of the core load balancing algorithms, how each distributes traffic, and when to reach for one over another.
Adding a read replica cut primary load 60%, then support tickets rolled in about users not seeing their own edits. Replication lag turned into a correctness bug we had to route around.
A 900GB events table where every query scanned four years to read one day. Range partitioning by month cut our dashboard queries from 8s to under 200ms.
Picking partition counts and keys decides whether your Kafka consumers scale linearly or hit a wall. The patterns that survived rebalances, partition-count changes, and consumer-group ops.
