// TOPIC
#scalability
4 articles
◆◆IntermediateSalesforceAWS
01Multi-Tenancy — Silo, Pool, and the Noisy Neighbor Problem
Should each customer get their own stack or share one? Tenant isolation models, noisy neighbors, blast radius, and how cross-tenant leaks actually happen.
#architecture#isolation#database
19 min◆◆IntermediateGoogleSlack
02Database Sharding
When you outgrow a single database — how to split data across many machines, the strategies that work, and the operational pain you'll inherit.
#databases#sharding#scalability
14 min◆BeginnerMetaGoogle
03Scale From Zero to Millions of Users
The classic walkthrough — start with one server, add a load balancer, add caching, replicate the database, shard, geo-distribute. Every transition explained.
#scalability#architecture#fundamentals
17 min◆Beginner
04Load Balancers, Proxies, and Service Mesh
L4 vs L7 load balancing, algorithms from round robin to Maglev, health checks done right, sticky sessions, anycast, GSLB, service mesh, and DDoS mitigation.
#networking#scalability#service-mesh
16 min