Courses / AWS
15. Stateless service design
Principles of statelessness to enable horizontal scaling and simpler failure recovery.
Infrastructure / Cloud (AWS)
Stateless service design
Design services so each instance holds no client-specific persistent state, enabling easy horizontal scaling and recovery.
"I want to add more instances when load spikes without juggling user sessions or syncing disks."
Stateless services store transient request data in external systems (databases, caches, object storage) rather than in local instance memory or disk; any instance can handle any request.
"I want to add more instances when load spikes without juggling user sessions or syncing disks."
Stateless services store transient request data in external systems (databases, caches, object storage) rather than in local instance memory or disk; any instance can handle any request.