Message Queue
Massive buffer holding 200 requests. Place after Firewall to
smooth DDoS spikes, or before Compute to prevent overload. Cheap
insurance against traffic bursts.
Flow: Firewall → Queue → Load Balancer or Load Balancer → Queue
→ Compute
Memory Cache
Caching layer with 35-65% hit rate. Cache hits complete
instantly without hitting DB/Storage. Upgrade tiers for higher
hit rates. Great for reducing DB costs.
Flow: Compute → Cache → DB/Storage