Deep Dive Explorations

Structure, write/read/space amplification, OLTP vs write-heavy workloads

Chunking, replication, erasure coding, consistency, versioning

Commit log, partitions, consumer groups, offset management, replication, ISR, zero-copy

Connection state, sticky sessions, pub/sub fan-out, connection limits, heartbeats

Single-threaded event loop, data structures, persistence, cluster mode, pub/sub

Inverted index, segments, sharding, near-real-time search, BM25

L4 vs L7, connection handling, health checks, session persistence

Leader election, log replication, safety, membership changes

Parser → Planner → Optimizer → Executor, index scans, cost-based optimization

3-way handshake, congestion control, connection pooling, keep-alive

DNS-based routing, anycast, edge cache hierarchy, invalidation, origin shielding

2PC, 3PC, Saga pattern, TCC, compensating transactions